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_z3.epf -i ../../../trunk/examples/svcomp/memsafety/test-0237_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 15:06:39,660 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 15:06:39,661 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 15:06:39,674 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 15:06:39,675 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 15:06:39,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 15:06:39,676 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 15:06:39,678 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 15:06:39,679 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 15:06:39,680 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 15:06:39,680 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 15:06:39,681 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 15:06:39,681 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 15:06:39,682 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 15:06:39,683 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 15:06:39,684 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 15:06:39,686 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 15:06:39,687 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 15:06:39,688 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 15:06:39,688 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 15:06:39,690 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-13 15:06:39,695 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-13 15:06:39,705 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 15:06:39,705 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 15:06:39,706 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 15:06:39,706 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 15:06:39,706 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 15:06:39,706 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 15:06:39,706 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 15:06:39,706 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 15:06:39,707 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 15:06:39,707 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 15:06:39,707 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 15:06:39,707 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 15:06:39,707 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 15:06:39,707 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 15:06:39,707 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 15:06:39,708 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 15:06:39,708 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 15:06:39,708 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 15:06:39,708 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 15:06:39,708 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 15:06:39,708 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 15:06:39,708 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 15:06:39,709 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 15:06:39,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-13 15:06:39,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 15:06:39,745 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 15:06:39,748 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 15:06:39,749 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 15:06:39,750 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 15:06:39,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,036 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGabab8fedd [2018-04-13 15:06:40,193 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 15:06:40,194 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 15:06:40,194 INFO L168 CDTParser]: Scanning test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,202 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 15:06:40,202 INFO L215 ultiparseSymbolTable]: [2018-04-13 15:06:40,202 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l1_destroy ('l1_destroy') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__calloc_model ('calloc_model') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die ('zalloc_or_die') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy ('l2_destroy') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l4_destroy ('l4_destroy') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l3_destroy ('l3_destroy') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l3_insert ('l3_insert') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l2_insert ('l2_insert') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l4_insert ('l4_insert') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l1_insert ('l1_insert') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,203 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l0_insert ('l0_insert') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,204 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l0_destroy ('l0_destroy') in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,204 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 15:06:40,204 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__lldiv_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,204 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15:06:40,204 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_quad_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,204 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off64_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,205 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____suseconds_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,205 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____caddr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,205 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_char in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,205 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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15:06:40,205 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__key_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,205 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutexattr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsblkcnt_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____timer_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int32_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint16_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int32_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsfilcnt_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ino_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,206 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt64_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int8_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int64_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ino64_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ssize_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____time_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fd_mask in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_rwlockattr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt64_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ushort in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ldiv_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____swblk_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__sigset_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,207 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutex_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,208 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__register_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,208 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrierattr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,208 INFO L230 ultiparseSymbolTable]: Global variable 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[2018-04-13 15:06:40,208 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uint in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,208 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fd_mask in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,209 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__wchar_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,209 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__loff_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,209 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____useconds_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,209 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__id_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,209 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sig_atomic_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,209 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uid_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,209 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint8_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,209 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_attr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,209 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ssize_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint64_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____key_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int64_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsid_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsblkcnt64_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int64_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____loff_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int8_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____daddr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,210 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__clockid_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__suseconds_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__timer_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____nlink_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____WAIT_STATUS in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____clock_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_condattr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int8_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsid_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pid_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__clock_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__daddr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____quad_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,211 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____gid_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____mode_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____socklen_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ino_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_short in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____pid_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrier_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ulong in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_long in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_quad_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__gid_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_cond_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____rlim_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__quad_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__blkcnt_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____clockid_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,212 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_spinlock_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sigset_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__caddr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____pthread_list_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int16_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__size_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__off_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint32_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_char in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_once_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_long in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,213 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int16_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,214 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__div_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,214 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____intptr_t in test-0237_true-valid-memsafety.i [2018-04-13 15:06:40,227 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGabab8fedd [2018-04-13 15:06:40,230 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 15:06:40,231 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 15:06:40,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 15:06:40,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 15:06:40,234 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 15:06:40,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:06:40" (1/1) ... [2018-04-13 15:06:40,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153e8749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40, skipping insertion in model container [2018-04-13 15:06:40,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:06:40" (1/1) ... [2018-04-13 15:06:40,247 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:06:40,272 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:06:40,406 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:06:40,451 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:06:40,457 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 170 non ball SCCs. Number of states in SCCs 170. [2018-04-13 15:06:40,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40 WrapperNode [2018-04-13 15:06:40,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 15:06:40,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 15:06:40,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 15:06:40,509 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 15:06:40,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40" (1/1) ... [2018-04-13 15:06:40,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40" (1/1) ... [2018-04-13 15:06:40,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40" (1/1) ... [2018-04-13 15:06:40,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40" (1/1) ... [2018-04-13 15:06:40,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40" (1/1) ... [2018-04-13 15:06:40,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40" (1/1) ... [2018-04-13 15:06:40,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40" (1/1) ... [2018-04-13 15:06:40,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 15:06:40,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 15:06:40,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 15:06:40,565 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 15:06:40,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40" (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 [2018-04-13 15:06:40,652 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 15:06:40,652 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 15:06:40,652 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__calloc_model [2018-04-13 15:06:40,652 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die [2018-04-13 15:06:40,652 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_insert [2018-04-13 15:06:40,652 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_insert [2018-04-13 15:06:40,653 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_insert [2018-04-13 15:06:40,653 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_insert [2018-04-13 15:06:40,653 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_insert [2018-04-13 15:06:40,653 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_destroy [2018-04-13 15:06:40,653 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_destroy [2018-04-13 15:06:40,653 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy [2018-04-13 15:06:40,653 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_destroy [2018-04-13 15:06:40,653 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_destroy [2018-04-13 15:06:40,653 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 15:06:40,654 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-13 15:06:40,654 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 15:06:40,654 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 15:06:40,654 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 15:06:40,654 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 15:06:40,654 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 15:06:40,654 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 15:06:40,654 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 15:06:40,654 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 15:06:40,655 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 15:06:40,656 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 15:06:40,657 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 15:06:40,658 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 15:06:40,659 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 15:06:40,660 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 15:06:40,661 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 15:06:40,662 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 15:06:40,663 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure memmove [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure memccpy [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure memcmp [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure memchr [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure strcpy [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure strncpy [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure strcat [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure strncat [2018-04-13 15:06:40,664 INFO L128 BoogieDeclarations]: Found specification of procedure strcmp [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strncmp [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strdup [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strndup [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strchr [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strrchr [2018-04-13 15:06:40,665 INFO L128 BoogieDeclarations]: Found specification of procedure strcspn [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure strspn [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure strpbrk [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure strstr [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure strtok [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure strtok_r [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure strlen [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure strnlen [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure strerror [2018-04-13 15:06:40,666 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_r [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_l [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure __bzero [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure bcopy [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure bzero [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure bcmp [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure index [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure rindex [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure ffs [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-04-13 15:06:40,667 INFO L128 BoogieDeclarations]: Found specification of procedure strsep [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure strsignal [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure stpcpy [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure stpncpy [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__calloc_model [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die [2018-04-13 15:06:40,668 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_insert [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_insert [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_insert [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_insert [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_insert [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_destroy [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_destroy [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy [2018-04-13 15:06:40,669 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_destroy [2018-04-13 15:06:40,670 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_destroy [2018-04-13 15:06:40,670 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 15:06:40,670 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 15:06:40,670 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 15:06:41,007 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-13 15:06:41,235 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 15:06:41,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:06:41 BoogieIcfgContainer [2018-04-13 15:06:41,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 15:06:41,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 15:06:41,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 15:06:41,239 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 15:06:41,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 03:06:40" (1/3) ... [2018-04-13 15:06:41,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b3067a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:06:41, skipping insertion in model container [2018-04-13 15:06:41,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:06:40" (2/3) ... [2018-04-13 15:06:41,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b3067a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:06:41, skipping insertion in model container [2018-04-13 15:06:41,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:06:41" (3/3) ... [2018-04-13 15:06:41,242 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0237_true-valid-memsafety.i [2018-04-13 15:06:41,250 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 15:06:41,257 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 83 error locations. [2018-04-13 15:06:41,296 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 15:06:41,296 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 15:06:41,296 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 15:06:41,296 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 15:06:41,297 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 15:06:41,297 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 15:06:41,297 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 15:06:41,297 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 15:06:41,297 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 15:06:41,298 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 15:06:41,312 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states. [2018-04-13 15:06:41,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-13 15:06:41,317 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:41,318 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-13 15:06:41,318 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:41,321 INFO L82 PathProgramCache]: Analyzing trace with hash 12894569, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/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 [2018-04-13 15:06:41,330 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:41,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:41,382 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:06:41,382 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-13 15:06:41,382 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:41,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:41,383 INFO L182 omatonBuilderFactory]: Interpolants [265#true, 266#false, 267#(= 1 (select |#valid| |~#list~0.base|))] [2018-04-13 15:06:41,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:41,384 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-13 15:06:41,392 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-13 15:06:41,392 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 15:06:41,394 INFO L87 Difference]: Start difference. First operand 262 states. Second operand 3 states. [2018-04-13 15:06:41,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:41,590 INFO L93 Difference]: Finished difference Result 293 states and 312 transitions. [2018-04-13 15:06:41,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-13 15:06:41,591 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-13 15:06:41,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:41,604 INFO L225 Difference]: With dead ends: 293 [2018-04-13 15:06:41,604 INFO L226 Difference]: Without dead ends: 290 [2018-04-13 15:06:41,606 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 15:06:41,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2018-04-13 15:06:41,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 257. [2018-04-13 15:06:41,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-04-13 15:06:41,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 272 transitions. [2018-04-13 15:06:41,650 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 272 transitions. Word has length 4 [2018-04-13 15:06:41,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:41,650 INFO L459 AbstractCegarLoop]: Abstraction has 257 states and 272 transitions. [2018-04-13 15:06:41,650 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-13 15:06:41,650 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 272 transitions. [2018-04-13 15:06:41,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-13 15:06:41,651 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:41,651 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-13 15:06:41,651 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:41,651 INFO L82 PathProgramCache]: Analyzing trace with hash 12894570, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/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 [2018-04-13 15:06:41,654 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:41,665 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:41,665 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:41,666 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:41,666 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:41,700 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 4) (store |c_#length| %1 4)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:06:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:41,740 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:06:41,740 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-13 15:06:41,740 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:41,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:41,741 INFO L182 omatonBuilderFactory]: Interpolants [818#true, 819#false, 820#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 4) (store |#length| %1 4)) :qid itp)) :qid itp)), 821#(and (<= (+ |~#list~0.offset| 4) (select |#length| |~#list~0.base|)) (= 4 (select |#length| |~#list~0.base|)) (<= 0 |~#list~0.offset|))] [2018-04-13 15:06:41,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:41,742 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 15:06:41,742 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 15:06:41,742 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-04-13 15:06:41,743 INFO L87 Difference]: Start difference. First operand 257 states and 272 transitions. Second operand 4 states. [2018-04-13 15:06:41,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:41,880 INFO L93 Difference]: Finished difference Result 264 states and 282 transitions. [2018-04-13 15:06:41,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 15:06:41,880 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-04-13 15:06:41,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:41,882 INFO L225 Difference]: With dead ends: 264 [2018-04-13 15:06:41,882 INFO L226 Difference]: Without dead ends: 264 [2018-04-13 15:06:41,883 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-04-13 15:06:41,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-04-13 15:06:41,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 256. [2018-04-13 15:06:41,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2018-04-13 15:06:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 271 transitions. [2018-04-13 15:06:41,894 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 271 transitions. Word has length 4 [2018-04-13 15:06:41,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:41,895 INFO L459 AbstractCegarLoop]: Abstraction has 256 states and 271 transitions. [2018-04-13 15:06:41,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 15:06:41,895 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 271 transitions. [2018-04-13 15:06:41,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-13 15:06:41,895 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:41,895 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:41,896 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:41,896 INFO L82 PathProgramCache]: Analyzing trace with hash 725061917, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:41,905 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:41,919 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:06:41,921 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:41,921 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:41,921 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:41,921 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:41,925 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:06:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:41,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:41,981 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:06:41,981 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:06:41,981 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:41,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:41,982 INFO L182 omatonBuilderFactory]: Interpolants [1349#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 1350#(= 1 (select |#valid| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|)), 1351#(= 1 (select |#valid| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base)), 1352#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1342#true, 1343#false] [2018-04-13 15:06:41,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:41,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:06:41,982 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:06:41,983 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:06:41,983 INFO L87 Difference]: Start difference. First operand 256 states and 271 transitions. Second operand 6 states. [2018-04-13 15:06:42,018 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_~#list~0.base| |c_old(~#list~0.base)|) (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) (= |c_#valid| |c_old(#valid)|) (= |c_~#list~0.offset| |c_old(~#list~0.offset)|) (= |c_#NULL.base| |c_old(#NULL.base)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_old(#length)| |c_#length|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|)) is different from false [2018-04-13 15:06:42,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:42,476 INFO L93 Difference]: Finished difference Result 289 states and 310 transitions. [2018-04-13 15:06:42,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 15:06:42,477 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-04-13 15:06:42,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:42,479 INFO L225 Difference]: With dead ends: 289 [2018-04-13 15:06:42,479 INFO L226 Difference]: Without dead ends: 289 [2018-04-13 15:06:42,479 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-04-13 15:06:42,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2018-04-13 15:06:42,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 255. [2018-04-13 15:06:42,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-04-13 15:06:42,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 270 transitions. [2018-04-13 15:06:42,490 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 270 transitions. Word has length 17 [2018-04-13 15:06:42,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:42,490 INFO L459 AbstractCegarLoop]: Abstraction has 255 states and 270 transitions. [2018-04-13 15:06:42,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:06:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 270 transitions. [2018-04-13 15:06:42,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-13 15:06:42,491 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:42,491 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:42,491 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:42,491 INFO L82 PathProgramCache]: Analyzing trace with hash 725061918, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:42,495 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:42,511 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-04-13 15:06:42,522 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:42,522 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:42,523 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:42,523 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:42,555 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:42,555 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:42,556 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:42,556 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:42,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:42,692 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:06:42,693 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-13 15:06:42,693 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:42,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:42,693 INFO L182 omatonBuilderFactory]: Interpolants [1908#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8), 1909#(= 8 __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 1910#(exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 8)) :qid itp)), 1911#(exists ((%0 (Array Int Int))) (! (and (= (ite (<= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) 2147483647) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (+ (- 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))) 8) (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp))) :qid itp)), 1912#(and (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) 8) (= 8 (select |#length| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|)) (= 0 |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.offset|)), 1913#(and (or (<= (+ __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (select |#length| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base)) (and (< 2147483647 (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (<= (+ __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (+ (select |#length| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base) 4294967296)))) (<= 0 __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.offset)), 1914#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1901#true, 1902#false] [2018-04-13 15:06:42,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:42,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-13 15:06:42,694 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-13 15:06:42,694 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=55, Unknown=2, NotChecked=0, Total=72 [2018-04-13 15:06:42,695 INFO L87 Difference]: Start difference. First operand 255 states and 270 transitions. Second operand 9 states. [2018-04-13 15:06:43,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:43,449 INFO L93 Difference]: Finished difference Result 302 states and 324 transitions. [2018-04-13 15:06:43,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-13 15:06:43,449 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2018-04-13 15:06:43,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:43,450 INFO L225 Difference]: With dead ends: 302 [2018-04-13 15:06:43,451 INFO L226 Difference]: Without dead ends: 302 [2018-04-13 15:06:43,451 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=136, Unknown=8, NotChecked=0, Total=182 [2018-04-13 15:06:43,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-04-13 15:06:43,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 268. [2018-04-13 15:06:43,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-13 15:06:43,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 283 transitions. [2018-04-13 15:06:43,460 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 283 transitions. Word has length 17 [2018-04-13 15:06:43,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:43,461 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 283 transitions. [2018-04-13 15:06:43,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-13 15:06:43,461 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 283 transitions. [2018-04-13 15:06:43,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-13 15:06:43,462 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:43,463 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:43,463 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:43,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1754357748, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:43,466 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:43,668 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:06:43,668 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 15:06:43,668 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:43,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:43,669 INFO L182 omatonBuilderFactory]: Interpolants [2496#false, 2544#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 2545#(<= |#Ultimate.C_memset_#amount| 0), 2535#(not (= 8 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 2520#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 2536#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 2521#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 2522#(or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))), 2542#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 2495#true, 2543#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:06:43,669 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:43,669 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 15:06:43,669 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 15:06:43,669 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-13 15:06:43,669 INFO L87 Difference]: Start difference. First operand 268 states and 283 transitions. Second operand 11 states. [2018-04-13 15:06:44,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:44,918 INFO L93 Difference]: Finished difference Result 330 states and 360 transitions. [2018-04-13 15:06:44,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-13 15:06:44,918 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2018-04-13 15:06:44,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:44,920 INFO L225 Difference]: With dead ends: 330 [2018-04-13 15:06:44,920 INFO L226 Difference]: Without dead ends: 323 [2018-04-13 15:06:44,921 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2018-04-13 15:06:44,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2018-04-13 15:06:44,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 271. [2018-04-13 15:06:44,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2018-04-13 15:06:44,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 287 transitions. [2018-04-13 15:06:44,929 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 287 transitions. Word has length 40 [2018-04-13 15:06:44,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:44,930 INFO L459 AbstractCegarLoop]: Abstraction has 271 states and 287 transitions. [2018-04-13 15:06:44,930 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 15:06:44,930 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 287 transitions. [2018-04-13 15:06:44,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-13 15:06:44,931 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:44,931 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:44,931 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:44,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1207859389, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:44,937 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:45,121 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:45,138 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:06:45,138 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-13 15:06:45,138 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:45,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:45,138 INFO L182 omatonBuilderFactory]: Interpolants [3168#false, 3217#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 3218#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3219#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 3220#(or (and (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#amount| 1)) (and (< |#Ultimate.C_memset_#t~loopctr32| |#Ultimate.C_memset_#amount|) (< 1 |#Ultimate.C_memset_#amount|))), 3221#(<= |#Ultimate.C_memset_#amount| 1), 3193#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3209#(not (= 8 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 3194#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3210#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 3195#(or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))), 3167#true] [2018-04-13 15:06:45,138 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:45,139 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 15:06:45,139 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 15:06:45,139 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-13 15:06:45,139 INFO L87 Difference]: Start difference. First operand 271 states and 287 transitions. Second operand 12 states. [2018-04-13 15:06:46,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:46,155 INFO L93 Difference]: Finished difference Result 336 states and 367 transitions. [2018-04-13 15:06:46,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 15:06:46,156 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 41 [2018-04-13 15:06:46,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:46,157 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:06:46,158 INFO L226 Difference]: Without dead ends: 329 [2018-04-13 15:06:46,158 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=453, Unknown=0, NotChecked=0, Total=552 [2018-04-13 15:06:46,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2018-04-13 15:06:46,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 272. [2018-04-13 15:06:46,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-04-13 15:06:46,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 289 transitions. [2018-04-13 15:06:46,167 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 289 transitions. Word has length 41 [2018-04-13 15:06:46,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:46,167 INFO L459 AbstractCegarLoop]: Abstraction has 272 states and 289 transitions. [2018-04-13 15:06:46,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 15:06:46,167 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 289 transitions. [2018-04-13 15:06:46,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-13 15:06:46,168 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:46,168 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:46,168 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:46,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1446279444, now seen corresponding path program 2 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:46,171 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:46,323 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:46,340 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:06:46,340 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-13 15:06:46,340 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:46,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:46,341 INFO L182 omatonBuilderFactory]: Interpolants [3907#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 3908#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3909#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 3910#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 3911#(or (and (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#amount| 2)) (and (< 2 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr32| |#Ultimate.C_memset_#amount|))), 3912#(<= |#Ultimate.C_memset_#amount| 2), 3881#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3882#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3883#(or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))), 3854#true, 3855#false, 3898#(not (= 8 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 3899#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:06:46,341 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:46,341 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 15:06:46,341 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 15:06:46,341 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2018-04-13 15:06:46,342 INFO L87 Difference]: Start difference. First operand 272 states and 289 transitions. Second operand 13 states. [2018-04-13 15:06:47,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:47,313 INFO L93 Difference]: Finished difference Result 339 states and 371 transitions. [2018-04-13 15:06:47,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 15:06:47,314 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 42 [2018-04-13 15:06:47,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:47,315 INFO L225 Difference]: With dead ends: 339 [2018-04-13 15:06:47,315 INFO L226 Difference]: Without dead ends: 332 [2018-04-13 15:06:47,315 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=107, Invalid=543, Unknown=0, NotChecked=0, Total=650 [2018-04-13 15:06:47,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2018-04-13 15:06:47,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 273. [2018-04-13 15:06:47,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-04-13 15:06:47,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 291 transitions. [2018-04-13 15:06:47,321 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 291 transitions. Word has length 42 [2018-04-13 15:06:47,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:47,321 INFO L459 AbstractCegarLoop]: Abstraction has 273 states and 291 transitions. [2018-04-13 15:06:47,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 15:06:47,321 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 291 transitions. [2018-04-13 15:06:47,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-13 15:06:47,322 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:47,322 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:47,322 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:47,322 INFO L82 PathProgramCache]: Analyzing trace with hash 247366557, now seen corresponding path program 3 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:47,328 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:47,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:47,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:47,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:47,545 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:06:47,545 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-13 15:06:47,545 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:47,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:47,546 INFO L182 omatonBuilderFactory]: Interpolants [4608#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4609#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 4610#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 4579#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4611#(= |#Ultimate.C_memset_#t~loopctr32| 2), 4580#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4612#(or (and (<= |#Ultimate.C_memset_#amount| 3) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr32|)) (and (< 3 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr32| |#Ultimate.C_memset_#amount|))), 4581#(or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))), 4613#(<= |#Ultimate.C_memset_#amount| 3), 4551#true, 4552#false, 4597#(not (= 8 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 4598#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 4607#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 8))] [2018-04-13 15:06:47,546 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:47,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-13 15:06:47,546 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-13 15:06:47,546 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2018-04-13 15:06:47,546 INFO L87 Difference]: Start difference. First operand 273 states and 291 transitions. Second operand 14 states. [2018-04-13 15:06:48,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:48,638 INFO L93 Difference]: Finished difference Result 342 states and 375 transitions. [2018-04-13 15:06:48,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 15:06:48,638 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 43 [2018-04-13 15:06:48,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:48,640 INFO L225 Difference]: With dead ends: 342 [2018-04-13 15:06:48,640 INFO L226 Difference]: Without dead ends: 335 [2018-04-13 15:06:48,640 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=641, Unknown=0, NotChecked=0, Total=756 [2018-04-13 15:06:48,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2018-04-13 15:06:48,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 274. [2018-04-13 15:06:48,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2018-04-13 15:06:48,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 293 transitions. [2018-04-13 15:06:48,648 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 293 transitions. Word has length 43 [2018-04-13 15:06:48,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:48,649 INFO L459 AbstractCegarLoop]: Abstraction has 274 states and 293 transitions. [2018-04-13 15:06:48,649 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-13 15:06:48,649 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 293 transitions. [2018-04-13 15:06:48,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-13 15:06:48,649 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:48,649 INFO L355 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:48,649 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:48,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1735772724, now seen corresponding path program 4 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:48,652 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:48,831 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:48,848 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:06:48,848 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 15:06:48,848 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:48,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:48,848 INFO L182 omatonBuilderFactory]: Interpolants [5317#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 5318#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5287#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5319#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 5288#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5320#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 5289#(or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))), 5321#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 5258#true, 5322#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 5259#false, 5323#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 5324#(not (= 8 |#Ultimate.C_memset_#amount|)), 5306#(not (= 8 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 5307#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:06:48,848 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:48,849 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 15:06:48,849 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 15:06:48,849 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2018-04-13 15:06:48,849 INFO L87 Difference]: Start difference. First operand 274 states and 293 transitions. Second operand 15 states. [2018-04-13 15:06:49,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:49,854 INFO L93 Difference]: Finished difference Result 345 states and 379 transitions. [2018-04-13 15:06:49,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 15:06:49,854 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 44 [2018-04-13 15:06:49,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:49,855 INFO L225 Difference]: With dead ends: 345 [2018-04-13 15:06:49,855 INFO L226 Difference]: Without dead ends: 338 [2018-04-13 15:06:49,856 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=149, Invalid=721, Unknown=0, NotChecked=0, Total=870 [2018-04-13 15:06:49,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-04-13 15:06:49,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 275. [2018-04-13 15:06:49,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-04-13 15:06:49,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 295 transitions. [2018-04-13 15:06:49,861 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 295 transitions. Word has length 44 [2018-04-13 15:06:49,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:49,861 INFO L459 AbstractCegarLoop]: Abstraction has 275 states and 295 transitions. [2018-04-13 15:06:49,861 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 15:06:49,861 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 295 transitions. [2018-04-13 15:06:49,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-13 15:06:49,862 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:49,862 INFO L355 BasicCegarLoop]: trace histogram [5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:49,862 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:49,862 INFO L82 PathProgramCache]: Analyzing trace with hash 631723645, now seen corresponding path program 5 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:49,868 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:50,046 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:50,063 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:06:50,063 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 15:06:50,064 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:50,064 INFO L182 omatonBuilderFactory]: Interpolants [6025#(not (= 8 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 6026#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 6005#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6037#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 6006#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6038#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5975#true, 6007#(or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))), 6039#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 5976#false, 6040#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 6041#(= |#Ultimate.C_memset_#t~loopctr32| 2), 6042#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 6043#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 6044#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 6045#(not (= 8 |#Ultimate.C_memset_#amount|))] [2018-04-13 15:06:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:50,064 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 15:06:50,064 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 15:06:50,064 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2018-04-13 15:06:50,065 INFO L87 Difference]: Start difference. First operand 275 states and 295 transitions. Second operand 16 states. [2018-04-13 15:06:51,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:51,237 INFO L93 Difference]: Finished difference Result 348 states and 383 transitions. [2018-04-13 15:06:51,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 15:06:51,238 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 45 [2018-04-13 15:06:51,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:51,239 INFO L225 Difference]: With dead ends: 348 [2018-04-13 15:06:51,239 INFO L226 Difference]: Without dead ends: 341 [2018-04-13 15:06:51,240 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=160, Invalid=832, Unknown=0, NotChecked=0, Total=992 [2018-04-13 15:06:51,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2018-04-13 15:06:51,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 276. [2018-04-13 15:06:51,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2018-04-13 15:06:51,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 297 transitions. [2018-04-13 15:06:51,245 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 297 transitions. Word has length 45 [2018-04-13 15:06:51,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:51,246 INFO L459 AbstractCegarLoop]: Abstraction has 276 states and 297 transitions. [2018-04-13 15:06:51,246 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 15:06:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 297 transitions. [2018-04-13 15:06:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-13 15:06:51,247 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:51,247 INFO L355 BasicCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:51,247 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:51,247 INFO L82 PathProgramCache]: Analyzing trace with hash 765940564, now seen corresponding path program 6 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:51,251 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:51,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:51,464 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:51,481 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:06:51,481 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 15:06:51,481 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:51,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:51,482 INFO L182 omatonBuilderFactory]: Interpolants [6754#(not (= 8 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 6755#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 6733#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6702#true, 6734#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6703#false, 6735#(or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))), 6767#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 6768#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6769#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 6770#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 6771#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 6772#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 6773#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 6774#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 6775#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 6776#(not (= |#Ultimate.C_memset_#amount| 8))] [2018-04-13 15:06:51,482 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:51,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 15:06:51,482 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 15:06:51,482 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2018-04-13 15:06:51,482 INFO L87 Difference]: Start difference. First operand 276 states and 297 transitions. Second operand 17 states. [2018-04-13 15:06:52,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:52,790 INFO L93 Difference]: Finished difference Result 351 states and 387 transitions. [2018-04-13 15:06:52,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 15:06:52,790 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 46 [2018-04-13 15:06:52,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:52,792 INFO L225 Difference]: With dead ends: 351 [2018-04-13 15:06:52,792 INFO L226 Difference]: Without dead ends: 344 [2018-04-13 15:06:52,792 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=930, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 15:06:52,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2018-04-13 15:06:52,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 277. [2018-04-13 15:06:52,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2018-04-13 15:06:52,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 299 transitions. [2018-04-13 15:06:52,799 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 299 transitions. Word has length 46 [2018-04-13 15:06:52,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:52,799 INFO L459 AbstractCegarLoop]: Abstraction has 277 states and 299 transitions. [2018-04-13 15:06:52,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 15:06:52,800 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 299 transitions. [2018-04-13 15:06:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-13 15:06:52,800 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:52,800 INFO L355 BasicCegarLoop]: trace histogram [7, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:52,800 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:52,801 INFO L82 PathProgramCache]: Analyzing trace with hash 631697757, now seen corresponding path program 7 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:52,804 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:53,026 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:53,043 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:06:53,043 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 15:06:53,043 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:53,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:53,044 INFO L182 omatonBuilderFactory]: Interpolants [7493#(not (= 8 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 7494#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 7439#true, 7471#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 7440#false, 7472#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 7473#(or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 8) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 8))), 7507#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 7508#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 7509#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 7510#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 7511#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 7512#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 7513#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 7514#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 7515#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 7516#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 7517#(not (= 8 |#Ultimate.C_memset_#amount|))] [2018-04-13 15:06:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:53,044 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 15:06:53,044 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 15:06:53,044 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2018-04-13 15:06:53,045 INFO L87 Difference]: Start difference. First operand 277 states and 299 transitions. Second operand 18 states. [2018-04-13 15:06:54,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:54,381 INFO L93 Difference]: Finished difference Result 354 states and 391 transitions. [2018-04-13 15:06:54,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 15:06:54,381 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 47 [2018-04-13 15:06:54,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:54,383 INFO L225 Difference]: With dead ends: 354 [2018-04-13 15:06:54,383 INFO L226 Difference]: Without dead ends: 347 [2018-04-13 15:06:54,383 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=224, Invalid=1036, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 15:06:54,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-04-13 15:06:54,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 278. [2018-04-13 15:06:54,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-04-13 15:06:54,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 301 transitions. [2018-04-13 15:06:54,389 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 301 transitions. Word has length 47 [2018-04-13 15:06:54,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:54,390 INFO L459 AbstractCegarLoop]: Abstraction has 278 states and 301 transitions. [2018-04-13 15:06:54,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 15:06:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 301 transitions. [2018-04-13 15:06:54,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-13 15:06:54,391 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:54,391 INFO L355 BasicCegarLoop]: trace histogram [8, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:54,391 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:54,391 INFO L82 PathProgramCache]: Analyzing trace with hash 765138036, now seen corresponding path program 8 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:54,399 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:54,421 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-04-13 15:06:54,426 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:54,426 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:54,426 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:54,426 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:54,437 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:54,437 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:54,438 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:54,438 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:06:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:54,548 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-04-13 15:06:54,564 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:06:54,564 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-13 15:06:54,564 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:54,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:06:54,564 INFO L182 omatonBuilderFactory]: Interpolants [8224#(and (or (<= (+ __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (select |#length| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base)) (and (< 2147483647 (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (<= (+ __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (+ (select |#length| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base) 4294967296)))) (<= 0 __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.offset)), 8225#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8226#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8260#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8186#true, 8187#false, 8219#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12), 8220#(= 12 __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 8221#(exists ((%0 (Array Int Int))) (! (and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 12) (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)) :qid itp)), 8222#(exists ((%0 (Array Int Int))) (! (and (= (ite (<= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) 2147483647) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (+ (- 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))) 12) (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp))) :qid itp)), 8223#(and (= 0 |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.offset|) (= 12 (select |#length| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|)) (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) 12))] [2018-04-13 15:06:54,565 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-04-13 15:06:54,565 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 15:06:54,565 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 15:06:54,565 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=86, Unknown=2, NotChecked=0, Total=110 [2018-04-13 15:06:54,565 INFO L87 Difference]: Start difference. First operand 278 states and 301 transitions. Second operand 11 states. [2018-04-13 15:06:54,685 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_~#list~0.base| |c_old(~#list~0.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_~#list~0.offset| |c_old(~#list~0.offset)|) (= |c_#NULL.base| |c_old(#NULL.base)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (exists ((%0 (Array Int Int))) (! (and (= |c___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 12) (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) (= |c___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)) :qid itp)) (exists ((%0 (Array Int Int))) (! (and (= (let ((.cse0 (mod (* (mod c___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod c___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) 12) (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp))) :qid itp)) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_old(#length)| |c_#length|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|)) is different from false [2018-04-13 15:06:55,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:06:55,361 INFO L93 Difference]: Finished difference Result 331 states and 361 transitions. [2018-04-13 15:06:55,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-13 15:06:55,362 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 48 [2018-04-13 15:06:55,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:06:55,364 INFO L225 Difference]: With dead ends: 331 [2018-04-13 15:06:55,364 INFO L226 Difference]: Without dead ends: 331 [2018-04-13 15:06:55,364 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=185, Unknown=6, NotChecked=28, Total=272 [2018-04-13 15:06:55,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2018-04-13 15:06:55,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 291. [2018-04-13 15:06:55,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2018-04-13 15:06:55,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 315 transitions. [2018-04-13 15:06:55,371 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 315 transitions. Word has length 48 [2018-04-13 15:06:55,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:06:55,372 INFO L459 AbstractCegarLoop]: Abstraction has 291 states and 315 transitions. [2018-04-13 15:06:55,372 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 15:06:55,372 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 315 transitions. [2018-04-13 15:06:55,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-04-13 15:06:55,374 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:06:55,374 INFO L355 BasicCegarLoop]: trace histogram [8, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:06:55,374 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:06:55,374 INFO L82 PathProgramCache]: Analyzing trace with hash 577333859, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:06:55,379 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:06:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:06:55,598 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-04-13 15:06:55,615 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:06:55,615 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 15:06:55,616 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:06:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-04-13 15:06:55,616 INFO L182 omatonBuilderFactory]: Interpolants [8896#false, 9107#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 12)) (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1))), 9108#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 9109#(<= |#Ultimate.C_memset_#amount| 0), 9000#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9001#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9035#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9100#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 9101#(and (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 8895#true, 9087#(= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)] [2018-04-13 15:06:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-04-13 15:06:55,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 15:06:55,616 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 15:06:55,617 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-13 15:06:55,617 INFO L87 Difference]: Start difference. First operand 291 states and 315 transitions. Second operand 11 states. [2018-04-13 15:07:08,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:08,356 INFO L93 Difference]: Finished difference Result 331 states and 360 transitions. [2018-04-13 15:07:08,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-13 15:07:08,356 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 137 [2018-04-13 15:07:08,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:08,358 INFO L225 Difference]: With dead ends: 331 [2018-04-13 15:07:08,358 INFO L226 Difference]: Without dead ends: 324 [2018-04-13 15:07:08,358 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=332, Unknown=0, NotChecked=0, Total=420 [2018-04-13 15:07:08,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2018-04-13 15:07:08,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 293. [2018-04-13 15:07:08,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-13 15:07:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 317 transitions. [2018-04-13 15:07:08,364 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 317 transitions. Word has length 137 [2018-04-13 15:07:08,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:08,364 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 317 transitions. [2018-04-13 15:07:08,365 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 15:07:08,365 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 317 transitions. [2018-04-13 15:07:08,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-04-13 15:07:08,366 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:08,366 INFO L355 BasicCegarLoop]: trace histogram [12, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:08,367 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:08,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1381978387, now seen corresponding path program 2 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:08,370 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:08,580 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 61 proven. 52 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-04-13 15:07:08,596 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:08,597 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-13 15:07:08,597 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:08,597 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-04-13 15:07:08,597 INFO L182 omatonBuilderFactory]: Interpolants [9922#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 12)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 9923#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 9924#(or (and (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#amount| 1)) (and (< |#Ultimate.C_memset_#t~loopctr32| |#Ultimate.C_memset_#amount|) (< 1 |#Ultimate.C_memset_#amount|))), 9925#(<= |#Ultimate.C_memset_#amount| 1), 9864#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9865#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9914#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 9755#true, 9899#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9915#(and (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 9756#false, 9900#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)))] [2018-04-13 15:07:08,597 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 61 proven. 52 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-04-13 15:07:08,597 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 15:07:08,598 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 15:07:08,598 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-13 15:07:08,598 INFO L87 Difference]: Start difference. First operand 293 states and 317 transitions. Second operand 12 states. [2018-04-13 15:07:09,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:09,445 INFO L93 Difference]: Finished difference Result 340 states and 369 transitions. [2018-04-13 15:07:09,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 15:07:09,446 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 141 [2018-04-13 15:07:09,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:09,447 INFO L225 Difference]: With dead ends: 340 [2018-04-13 15:07:09,447 INFO L226 Difference]: Without dead ends: 333 [2018-04-13 15:07:09,447 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=533, Unknown=0, NotChecked=0, Total=650 [2018-04-13 15:07:09,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2018-04-13 15:07:09,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 293. [2018-04-13 15:07:09,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-13 15:07:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 317 transitions. [2018-04-13 15:07:09,450 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 317 transitions. Word has length 141 [2018-04-13 15:07:09,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:09,451 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 317 transitions. [2018-04-13 15:07:09,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 15:07:09,451 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 317 transitions. [2018-04-13 15:07:09,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-04-13 15:07:09,452 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:09,452 INFO L355 BasicCegarLoop]: trace histogram [16, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:09,452 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:09,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1257914141, now seen corresponding path program 3 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:09,460 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:09,710 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 70 proven. 69 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-04-13 15:07:09,727 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:09,727 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-13 15:07:09,728 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 3 proven. 48 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-04-13 15:07:09,728 INFO L182 omatonBuilderFactory]: Interpolants [10818#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 12)) (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1))), 10819#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 10820#(and (<= |#Ultimate.C_memset_#t~loopctr32| 1) (< 0 |#Ultimate.C_memset_#amount|)), 10821#(and (<= |#Ultimate.C_memset_#t~loopctr32| 2) (< 0 |#Ultimate.C_memset_#amount|)), 10758#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10822#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#amount| 2)), 10759#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10793#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10794#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12))), 10645#true, 10646#false, 10809#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 10810#(and (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|))] [2018-04-13 15:07:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 70 proven. 69 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-04-13 15:07:09,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 15:07:09,729 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 15:07:09,729 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-04-13 15:07:09,729 INFO L87 Difference]: Start difference. First operand 293 states and 317 transitions. Second operand 13 states. [2018-04-13 15:07:09,915 WARN L148 SmtUtils]: Spent 105ms on a formula simplification that was a NOOP. DAG size: 46 [2018-04-13 15:07:10,036 WARN L148 SmtUtils]: Spent 102ms on a formula simplification that was a NOOP. DAG size: 28 [2018-04-13 15:07:11,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:11,297 INFO L93 Difference]: Finished difference Result 342 states and 371 transitions. [2018-04-13 15:07:11,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-13 15:07:11,298 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 145 [2018-04-13 15:07:11,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:11,299 INFO L225 Difference]: With dead ends: 342 [2018-04-13 15:07:11,299 INFO L226 Difference]: Without dead ends: 335 [2018-04-13 15:07:11,300 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=116, Invalid=586, Unknown=0, NotChecked=0, Total=702 [2018-04-13 15:07:11,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2018-04-13 15:07:11,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 293. [2018-04-13 15:07:11,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-13 15:07:11,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 317 transitions. [2018-04-13 15:07:11,305 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 317 transitions. Word has length 145 [2018-04-13 15:07:11,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:11,305 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 317 transitions. [2018-04-13 15:07:11,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 15:07:11,305 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 317 transitions. [2018-04-13 15:07:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-04-13 15:07:11,306 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:11,306 INFO L355 BasicCegarLoop]: trace histogram [20, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:11,306 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:11,307 INFO L82 PathProgramCache]: Analyzing trace with hash -678896749, now seen corresponding path program 4 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:11,310 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:11,510 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 79 proven. 93 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2018-04-13 15:07:11,526 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:11,527 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-13 15:07:11,527 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:11,527 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-04-13 15:07:11,527 INFO L182 omatonBuilderFactory]: Interpolants [11719#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 11720#(and (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 11729#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 12)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 11730#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 11667#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11731#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 11668#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11732#(= |#Ultimate.C_memset_#t~loopctr32| 2), 11733#(or (and (<= |#Ultimate.C_memset_#amount| 3) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr32|)) (and (< 3 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr32| |#Ultimate.C_memset_#amount|))), 11702#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11734#(<= |#Ultimate.C_memset_#amount| 3), 11703#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12))), 11550#true, 11551#false] [2018-04-13 15:07:11,527 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 79 proven. 93 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2018-04-13 15:07:11,528 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-13 15:07:11,528 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-13 15:07:11,528 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2018-04-13 15:07:11,528 INFO L87 Difference]: Start difference. First operand 293 states and 317 transitions. Second operand 14 states. [2018-04-13 15:07:12,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:12,519 INFO L93 Difference]: Finished difference Result 344 states and 373 transitions. [2018-04-13 15:07:12,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 15:07:12,520 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 149 [2018-04-13 15:07:12,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:12,521 INFO L225 Difference]: With dead ends: 344 [2018-04-13 15:07:12,521 INFO L226 Difference]: Without dead ends: 337 [2018-04-13 15:07:12,521 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=133, Invalid=737, Unknown=0, NotChecked=0, Total=870 [2018-04-13 15:07:12,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2018-04-13 15:07:12,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 293. [2018-04-13 15:07:12,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-13 15:07:12,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 317 transitions. [2018-04-13 15:07:12,527 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 317 transitions. Word has length 149 [2018-04-13 15:07:12,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:12,527 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 317 transitions. [2018-04-13 15:07:12,527 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-13 15:07:12,527 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 317 transitions. [2018-04-13 15:07:12,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-04-13 15:07:12,528 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:12,528 INFO L355 BasicCegarLoop]: trace histogram [24, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:12,528 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:12,528 INFO L82 PathProgramCache]: Analyzing trace with hash -862382237, now seen corresponding path program 5 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:12,532 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:12,825 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 88 proven. 124 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-04-13 15:07:12,842 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:12,842 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 15:07:12,842 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:12,842 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 5 proven. 54 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-04-13 15:07:12,843 INFO L182 omatonBuilderFactory]: Interpolants [12648#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 12649#(and (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)))), 12595#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12659#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 12)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 12596#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12660#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 12661#(and (= 1 |#Ultimate.C_memset_#t~loopctr32|) (< 0 |#Ultimate.C_memset_#amount|)), 12630#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12662#(and (< 0 |#Ultimate.C_memset_#amount|) (= |#Ultimate.C_memset_#t~loopctr32| 2)), 12631#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12))), 12663#(and (< 0 |#Ultimate.C_memset_#amount|) (= |#Ultimate.C_memset_#t~loopctr32| 3)), 12664#(and (<= 4 |#Ultimate.C_memset_#t~loopctr32|) (< 3 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 4)), 12665#(and (<= |#Ultimate.C_memset_#amount| 4) (< 3 |#Ultimate.C_memset_#amount|)), 12474#true, 12475#false] [2018-04-13 15:07:12,843 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 88 proven. 124 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-04-13 15:07:12,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 15:07:12,843 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 15:07:12,843 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2018-04-13 15:07:12,843 INFO L87 Difference]: Start difference. First operand 293 states and 317 transitions. Second operand 15 states. [2018-04-13 15:07:13,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:13,949 INFO L93 Difference]: Finished difference Result 349 states and 378 transitions. [2018-04-13 15:07:13,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 15:07:13,950 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 153 [2018-04-13 15:07:13,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:13,951 INFO L225 Difference]: With dead ends: 349 [2018-04-13 15:07:13,951 INFO L226 Difference]: Without dead ends: 342 [2018-04-13 15:07:13,951 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=512, Unknown=0, NotChecked=0, Total=600 [2018-04-13 15:07:13,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2018-04-13 15:07:13,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 293. [2018-04-13 15:07:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-13 15:07:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 317 transitions. [2018-04-13 15:07:13,955 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 317 transitions. Word has length 153 [2018-04-13 15:07:13,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:13,955 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 317 transitions. [2018-04-13 15:07:13,955 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 15:07:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 317 transitions. [2018-04-13 15:07:13,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-04-13 15:07:13,955 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:13,956 INFO L355 BasicCegarLoop]: trace histogram [28, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:13,956 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:13,956 INFO L82 PathProgramCache]: Analyzing trace with hash -740268525, now seen corresponding path program 6 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:13,960 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 97 proven. 162 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2018-04-13 15:07:16,457 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:16,457 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 15:07:16,457 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:16,458 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-04-13 15:07:16,458 INFO L182 omatonBuilderFactory]: Interpolants [13600#(and (<= 4 |#Ultimate.C_memset_#t~loopctr32|) (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 4)), 13601#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 5) (<= 5 |#Ultimate.C_memset_#t~loopctr32|)), 13602#(and (<= 0 (+ (div (+ (- 21474836445) (* (- 7) |#Ultimate.C_memset_#amount|)) 4294967296) 5)) (< 2 |#Ultimate.C_memset_#amount|)), 13583#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 13584#(and (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)))), 13529#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13530#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13595#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 12)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 13404#true, 13564#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13596#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 13405#false, 13565#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12))), 13597#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 13598#(= |#Ultimate.C_memset_#t~loopctr32| 2), 13599#(and (< 2 |#Ultimate.C_memset_#amount|) (= |#Ultimate.C_memset_#t~loopctr32| 3))] [2018-04-13 15:07:16,458 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 97 proven. 162 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2018-04-13 15:07:16,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 15:07:16,459 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 15:07:16,459 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=207, Unknown=1, NotChecked=0, Total=240 [2018-04-13 15:07:16,459 INFO L87 Difference]: Start difference. First operand 293 states and 317 transitions. Second operand 16 states. [2018-04-13 15:07:25,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:25,769 INFO L93 Difference]: Finished difference Result 351 states and 380 transitions. [2018-04-13 15:07:25,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 15:07:25,769 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 157 [2018-04-13 15:07:25,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:25,770 INFO L225 Difference]: With dead ends: 351 [2018-04-13 15:07:25,770 INFO L226 Difference]: Without dead ends: 344 [2018-04-13 15:07:25,771 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=98, Invalid=656, Unknown=2, NotChecked=0, Total=756 [2018-04-13 15:07:25,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2018-04-13 15:07:25,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 293. [2018-04-13 15:07:25,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-13 15:07:25,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 317 transitions. [2018-04-13 15:07:25,775 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 317 transitions. Word has length 157 [2018-04-13 15:07:25,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:25,776 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 317 transitions. [2018-04-13 15:07:25,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 15:07:25,776 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 317 transitions. [2018-04-13 15:07:25,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-04-13 15:07:25,776 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:25,777 INFO L355 BasicCegarLoop]: trace histogram [32, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:25,777 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:25,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1048351261, now seen corresponding path program 7 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:25,780 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:25,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 866 backedges. 106 proven. 207 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked. [2018-04-13 15:07:26,090 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:26,090 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 15:07:26,090 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 7 proven. 60 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-04-13 15:07:26,091 INFO L182 omatonBuilderFactory]: Interpolants [14537#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 14538#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 14353#true, 14354#false, 14482#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14483#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14517#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14518#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12))), 14550#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 12)), 14551#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 14552#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 14553#(= |#Ultimate.C_memset_#t~loopctr32| 2), 14554#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 14555#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 14556#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 14557#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 14558#(not (= |#Ultimate.C_memset_#amount| 12))] [2018-04-13 15:07:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 866 backedges. 106 proven. 207 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked. [2018-04-13 15:07:26,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 15:07:26,091 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 15:07:26,092 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2018-04-13 15:07:26,092 INFO L87 Difference]: Start difference. First operand 293 states and 317 transitions. Second operand 17 states. [2018-04-13 15:07:27,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:27,294 INFO L93 Difference]: Finished difference Result 353 states and 382 transitions. [2018-04-13 15:07:27,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 15:07:27,316 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 161 [2018-04-13 15:07:27,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:27,317 INFO L225 Difference]: With dead ends: 353 [2018-04-13 15:07:27,317 INFO L226 Difference]: Without dead ends: 346 [2018-04-13 15:07:27,317 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=185, Invalid=937, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 15:07:27,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2018-04-13 15:07:27,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 293. [2018-04-13 15:07:27,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-13 15:07:27,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 317 transitions. [2018-04-13 15:07:27,322 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 317 transitions. Word has length 161 [2018-04-13 15:07:27,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:27,322 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 317 transitions. [2018-04-13 15:07:27,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 15:07:27,323 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 317 transitions. [2018-04-13 15:07:27,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-04-13 15:07:27,323 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:27,324 INFO L355 BasicCegarLoop]: trace histogram [36, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:27,324 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:27,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1929769107, now seen corresponding path program 8 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:27,327 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 115 proven. 259 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2018-04-13 15:07:27,721 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:27,721 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 15:07:27,721 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:27,721 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 8 proven. 63 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-04-13 15:07:27,722 INFO L182 omatonBuilderFactory]: Interpolants [15328#false, 15460#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15461#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15495#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15496#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12))), 15530#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 12)), 15531#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 15532#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 15533#(= |#Ultimate.C_memset_#t~loopctr32| 2), 15534#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 15535#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 15536#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 15537#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 15538#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 15539#(not (= 12 |#Ultimate.C_memset_#amount|)), 15516#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 15517#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 15327#true] [2018-04-13 15:07:27,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 115 proven. 259 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2018-04-13 15:07:27,722 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 15:07:27,722 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 15:07:27,722 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2018-04-13 15:07:27,722 INFO L87 Difference]: Start difference. First operand 293 states and 317 transitions. Second operand 18 states. [2018-04-13 15:07:28,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:28,991 INFO L93 Difference]: Finished difference Result 353 states and 381 transitions. [2018-04-13 15:07:28,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 15:07:28,992 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 165 [2018-04-13 15:07:28,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:28,993 INFO L225 Difference]: With dead ends: 353 [2018-04-13 15:07:28,993 INFO L226 Difference]: Without dead ends: 346 [2018-04-13 15:07:28,993 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=213, Invalid=1047, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 15:07:28,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2018-04-13 15:07:28,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 291. [2018-04-13 15:07:28,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2018-04-13 15:07:28,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 314 transitions. [2018-04-13 15:07:28,998 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 314 transitions. Word has length 165 [2018-04-13 15:07:28,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:28,998 INFO L459 AbstractCegarLoop]: Abstraction has 291 states and 314 transitions. [2018-04-13 15:07:28,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 15:07:28,998 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 314 transitions. [2018-04-13 15:07:28,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-04-13 15:07:28,999 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:28,999 INFO L355 BasicCegarLoop]: trace histogram [40, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:29,000 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:29,000 INFO L82 PathProgramCache]: Analyzing trace with hash -198917021, now seen corresponding path program 9 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:29,006 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 124 proven. 318 refuted. 0 times theorem prover too weak. 748 trivial. 0 not checked. [2018-04-13 15:07:29,349 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:29,349 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 15:07:29,349 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:29,349 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 11 proven. 66 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-04-13 15:07:29,349 INFO L182 omatonBuilderFactory]: Interpolants [16451#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16452#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16486#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16487#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12))), 16523#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 12)), 16524#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 16525#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 16526#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 16527#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 16528#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 16529#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 16530#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 16531#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 16532#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 16533#(not (= 12 |#Ultimate.C_memset_#amount|)), 16314#true, 16315#false, 16508#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 16509#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:07:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 124 proven. 318 refuted. 0 times theorem prover too weak. 748 trivial. 0 not checked. [2018-04-13 15:07:29,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 15:07:29,350 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 15:07:29,350 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2018-04-13 15:07:29,350 INFO L87 Difference]: Start difference. First operand 291 states and 314 transitions. Second operand 19 states. [2018-04-13 15:07:30,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:30,590 INFO L93 Difference]: Finished difference Result 359 states and 389 transitions. [2018-04-13 15:07:30,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 15:07:30,591 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 169 [2018-04-13 15:07:30,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:30,592 INFO L225 Difference]: With dead ends: 359 [2018-04-13 15:07:30,592 INFO L226 Difference]: Without dead ends: 352 [2018-04-13 15:07:30,593 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=255, Invalid=1151, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 15:07:30,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2018-04-13 15:07:30,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 294. [2018-04-13 15:07:30,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-04-13 15:07:30,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 319 transitions. [2018-04-13 15:07:30,597 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 319 transitions. Word has length 169 [2018-04-13 15:07:30,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:30,597 INFO L459 AbstractCegarLoop]: Abstraction has 294 states and 319 transitions. [2018-04-13 15:07:30,597 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 15:07:30,597 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 319 transitions. [2018-04-13 15:07:30,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-04-13 15:07:30,598 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:30,598 INFO L355 BasicCegarLoop]: trace histogram [44, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:30,599 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:30,599 INFO L82 PathProgramCache]: Analyzing trace with hash 1486453523, now seen corresponding path program 10 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:30,604 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:30,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 133 proven. 384 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2018-04-13 15:07:30,866 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:30,866 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 15:07:30,867 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:30,867 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 9 proven. 69 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-04-13 15:07:30,867 INFO L182 omatonBuilderFactory]: Interpolants [17540#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 12)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 17541#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 17542#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 17543#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 17544#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 17545#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 17546#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 17547#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 17548#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 17325#true, 17549#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 17326#false, 17550#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 17551#(not (= |#Ultimate.C_memset_#amount| 12)), 17524#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 17525#(and (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 17466#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17467#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17501#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17502#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)))] [2018-04-13 15:07:30,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 133 proven. 384 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2018-04-13 15:07:30,868 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 15:07:30,868 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 15:07:30,868 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2018-04-13 15:07:30,868 INFO L87 Difference]: Start difference. First operand 294 states and 319 transitions. Second operand 20 states. [2018-04-13 15:07:32,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:32,084 INFO L93 Difference]: Finished difference Result 356 states and 388 transitions. [2018-04-13 15:07:32,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-13 15:07:32,084 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 173 [2018-04-13 15:07:32,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:32,085 INFO L225 Difference]: With dead ends: 356 [2018-04-13 15:07:32,085 INFO L226 Difference]: Without dead ends: 349 [2018-04-13 15:07:32,085 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=303, Invalid=1419, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 15:07:32,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2018-04-13 15:07:32,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 295. [2018-04-13 15:07:32,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2018-04-13 15:07:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 321 transitions. [2018-04-13 15:07:32,091 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 321 transitions. Word has length 173 [2018-04-13 15:07:32,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:32,091 INFO L459 AbstractCegarLoop]: Abstraction has 295 states and 321 transitions. [2018-04-13 15:07:32,091 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 15:07:32,091 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 321 transitions. [2018-04-13 15:07:32,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-04-13 15:07:32,092 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:32,092 INFO L355 BasicCegarLoop]: trace histogram [48, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:32,092 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:32,092 INFO L82 PathProgramCache]: Analyzing trace with hash -857924893, now seen corresponding path program 11 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:32,100 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1578 backedges. 142 proven. 457 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2018-04-13 15:07:32,405 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:32,405 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 15:07:32,405 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-04-13 15:07:32,406 INFO L182 omatonBuilderFactory]: Interpolants [18498#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18499#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18533#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18534#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12))), 18574#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 12)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 18575#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 18576#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 18353#true, 18577#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 18354#false, 18578#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 18579#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 18580#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 18581#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 18582#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 18583#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 18584#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 18585#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 18586#(not (= |#Ultimate.C_memset_#amount| 12)), 18557#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 18558#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))))] [2018-04-13 15:07:32,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1578 backedges. 142 proven. 457 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2018-04-13 15:07:32,406 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 15:07:32,406 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 15:07:32,406 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2018-04-13 15:07:32,407 INFO L87 Difference]: Start difference. First operand 295 states and 321 transitions. Second operand 21 states. [2018-04-13 15:07:33,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:33,617 INFO L93 Difference]: Finished difference Result 359 states and 393 transitions. [2018-04-13 15:07:33,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 15:07:33,617 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 177 [2018-04-13 15:07:33,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:33,618 INFO L225 Difference]: With dead ends: 359 [2018-04-13 15:07:33,618 INFO L226 Difference]: Without dead ends: 352 [2018-04-13 15:07:33,619 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=340, Invalid=1552, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 15:07:33,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2018-04-13 15:07:33,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 296. [2018-04-13 15:07:33,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:07:33,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 323 transitions. [2018-04-13 15:07:33,622 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 323 transitions. Word has length 177 [2018-04-13 15:07:33,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:33,622 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 323 transitions. [2018-04-13 15:07:33,622 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 15:07:33,622 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 323 transitions. [2018-04-13 15:07:33,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-04-13 15:07:33,623 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:33,623 INFO L355 BasicCegarLoop]: trace histogram [52, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:33,623 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:33,623 INFO L82 PathProgramCache]: Analyzing trace with hash -1606744685, now seen corresponding path program 12 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:33,627 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1796 backedges. 151 proven. 537 refuted. 0 times theorem prover too weak. 1108 trivial. 0 not checked. [2018-04-13 15:07:34,447 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:34,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 15:07:34,447 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:34,448 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 9 proven. 75 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-04-13 15:07:34,448 INFO L182 omatonBuilderFactory]: Interpolants [19584#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 19585#(or (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 12) (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 12))), 19400#true, 19401#false, 19627#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 12)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 19628#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 19629#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 19630#(and (<= |#Ultimate.C_memset_#t~loopctr32| 2) (<= 2 |#Ultimate.C_memset_#t~loopctr32|)), 19631#(and (<= 3 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 3)), 19632#(and (<= 4 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 4)), 19633#(and (<= |#Ultimate.C_memset_#t~loopctr32| 5) (<= 5 |#Ultimate.C_memset_#t~loopctr32|)), 19634#(and (<= |#Ultimate.C_memset_#t~loopctr32| 6) (<= 6 |#Ultimate.C_memset_#t~loopctr32|)), 19635#(and (<= 7 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 7)), 19636#(and (<= |#Ultimate.C_memset_#t~loopctr32| 8) (<= 8 |#Ultimate.C_memset_#t~loopctr32|)), 19637#(and (<= |#Ultimate.C_memset_#t~loopctr32| 9) (<= 9 |#Ultimate.C_memset_#t~loopctr32|)), 19638#(and (<= 10 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 10)), 19639#(and (< 10 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| (+ (div (+ (- 34359738357) (* 4294967295 |#Ultimate.C_memset_#amount|)) 4294967296) 4294967306))), 19640#(and (<= (* 4294967296 |#Ultimate.C_memset_#amount|) (+ (* 4294967295 |#Ultimate.C_memset_#t~loopctr32|) (div (+ (- 34359738357) (* 4294967295 |#Ultimate.C_memset_#amount|)) 4294967296) 4294967306)) (< 10 |#Ultimate.C_memset_#amount|)), 19609#(not (= 12 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 19610#(and (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)))), 19549#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 19550#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:07:34,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1796 backedges. 151 proven. 537 refuted. 0 times theorem prover too weak. 1108 trivial. 0 not checked. [2018-04-13 15:07:34,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 15:07:34,449 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 15:07:34,449 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=418, Unknown=0, NotChecked=0, Total=462 [2018-04-13 15:07:34,449 INFO L87 Difference]: Start difference. First operand 296 states and 323 transitions. Second operand 22 states. [2018-04-13 15:07:58,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:58,455 INFO L93 Difference]: Finished difference Result 368 states and 404 transitions. [2018-04-13 15:07:58,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 15:07:58,455 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 181 [2018-04-13 15:07:58,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:58,457 INFO L225 Difference]: With dead ends: 368 [2018-04-13 15:07:58,457 INFO L226 Difference]: Without dead ends: 361 [2018-04-13 15:07:58,457 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=102, Invalid=888, Unknown=2, NotChecked=0, Total=992 [2018-04-13 15:07:58,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-04-13 15:07:58,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 297. [2018-04-13 15:07:58,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2018-04-13 15:07:58,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 325 transitions. [2018-04-13 15:07:58,461 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 325 transitions. Word has length 181 [2018-04-13 15:07:58,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:58,461 INFO L459 AbstractCegarLoop]: Abstraction has 297 states and 325 transitions. [2018-04-13 15:07:58,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 15:07:58,462 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 325 transitions. [2018-04-13 15:07:58,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-04-13 15:07:58,462 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:58,463 INFO L355 BasicCegarLoop]: trace histogram [56, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:58,463 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:58,463 INFO L82 PathProgramCache]: Analyzing trace with hash -1140035229, now seen corresponding path program 13 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:58,469 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,523 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-04-13 15:07:58,567 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:07:58,567 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:07:58,568 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:07:58,568 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:07:58,582 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:07:58,582 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:07:58,582 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:07:58,582 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:07:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:58,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 2000 trivial. 0 not checked. [2018-04-13 15:07:58,807 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:07:58,808 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-13 15:07:58,808 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:07:58,808 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2018-04-13 15:07:58,808 INFO L182 omatonBuilderFactory]: Interpolants [20597#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119), 20598#(= 119 __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 20599#(exists ((%0 (Array Int Int))) (! (and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119) (forall ((%1 Int)) (! (= (store %0 %1 119) (store |#length| %1 119)) :qid itp)) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)) :qid itp)), 20600#(exists ((%0 (Array Int Int))) (! (and (= (ite (<= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) 2147483647) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (+ (- 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))) 119) (forall ((%1 Int)) (! (= (store %0 %1 119) (store |#length| %1 119)) :qid itp))) :qid itp)), 20601#(and (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) 119) (= 0 |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.offset|) (= 119 (select |#length| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|))), 20602#(and (or (<= (+ __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (select |#length| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base)) (and (< 2147483647 (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (<= (+ __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (+ (select |#length| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base) 4294967296)))) (<= 0 __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.offset)), 20603#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20444#true, 20604#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20445#false, 20638#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:07:58,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 2000 trivial. 0 not checked. [2018-04-13 15:07:58,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 15:07:58,809 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 15:07:58,809 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=85, Unknown=3, NotChecked=0, Total=110 [2018-04-13 15:07:58,809 INFO L87 Difference]: Start difference. First operand 297 states and 325 transitions. Second operand 11 states. [2018-04-13 15:07:59,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:07:59,726 INFO L93 Difference]: Finished difference Result 336 states and 369 transitions. [2018-04-13 15:07:59,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-13 15:07:59,761 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 185 [2018-04-13 15:07:59,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:07:59,763 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:07:59,763 INFO L226 Difference]: Without dead ends: 336 [2018-04-13 15:07:59,763 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=75, Invalid=297, Unknown=8, NotChecked=0, Total=380 [2018-04-13 15:07:59,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2018-04-13 15:07:59,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 296. [2018-04-13 15:07:59,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:07:59,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 324 transitions. [2018-04-13 15:07:59,766 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 324 transitions. Word has length 185 [2018-04-13 15:07:59,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:07:59,766 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 324 transitions. [2018-04-13 15:07:59,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 15:07:59,766 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 324 transitions. [2018-04-13 15:07:59,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-04-13 15:07:59,767 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:07:59,767 INFO L355 BasicCegarLoop]: trace histogram [56, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:07:59,767 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:07:59,767 INFO L82 PathProgramCache]: Analyzing trace with hash -414979619, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:07:59,772 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:07:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:07:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:00,067 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:08:00,068 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 15:08:00,068 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:00,068 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:00,069 INFO L182 omatonBuilderFactory]: Interpolants [21824#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 21844#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 21845#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 21846#(<= |#Ultimate.C_memset_#amount| 0), 21624#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21625#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21659#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21453#true, 21837#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 21454#false, 21838#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))))] [2018-04-13 15:08:00,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:00,069 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 15:08:00,070 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 15:08:00,070 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-13 15:08:00,070 INFO L87 Difference]: Start difference. First operand 296 states and 324 transitions. Second operand 11 states. [2018-04-13 15:08:00,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:00,785 INFO L93 Difference]: Finished difference Result 336 states and 368 transitions. [2018-04-13 15:08:00,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 15:08:00,786 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 198 [2018-04-13 15:08:00,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:00,787 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:08:00,787 INFO L226 Difference]: Without dead ends: 327 [2018-04-13 15:08:00,787 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2018-04-13 15:08:00,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-13 15:08:00,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 296. [2018-04-13 15:08:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:00,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 323 transitions. [2018-04-13 15:08:00,789 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 323 transitions. Word has length 198 [2018-04-13 15:08:00,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:00,790 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 323 transitions. [2018-04-13 15:08:00,790 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 15:08:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 323 transitions. [2018-04-13 15:08:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-04-13 15:08:00,790 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:00,790 INFO L355 BasicCegarLoop]: trace histogram [57, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:00,791 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:00,791 INFO L82 PathProgramCache]: Analyzing trace with hash 2063386000, now seen corresponding path program 2 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:00,793 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:01,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 187 proven. 1 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:01,167 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:01,167 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-13 15:08:01,167 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:01,168 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:01,168 INFO L182 omatonBuilderFactory]: Interpolants [22899#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119))), 22900#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 22677#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22901#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 22678#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22902#(<= |#Ultimate.C_memset_#amount| 1), 22712#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22505#true, 22506#false, 22891#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 22892#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))), 22877#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119))))] [2018-04-13 15:08:01,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 187 proven. 1 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:01,168 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 15:08:01,169 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 15:08:01,169 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-04-13 15:08:01,169 INFO L87 Difference]: Start difference. First operand 296 states and 323 transitions. Second operand 12 states. [2018-04-13 15:08:02,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:02,494 INFO L93 Difference]: Finished difference Result 336 states and 367 transitions. [2018-04-13 15:08:02,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 15:08:02,494 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 199 [2018-04-13 15:08:02,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:02,496 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:08:02,496 INFO L226 Difference]: Without dead ends: 327 [2018-04-13 15:08:02,496 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2018-04-13 15:08:02,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-13 15:08:02,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 296. [2018-04-13 15:08:02,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:02,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 322 transitions. [2018-04-13 15:08:02,500 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 322 transitions. Word has length 199 [2018-04-13 15:08:02,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:02,504 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 322 transitions. [2018-04-13 15:08:02,504 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 15:08:02,505 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 322 transitions. [2018-04-13 15:08:02,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-04-13 15:08:02,505 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:02,506 INFO L355 BasicCegarLoop]: trace histogram [58, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:02,506 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:02,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1583308861, now seen corresponding path program 3 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:02,521 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 248 proven. 3 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:02,802 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:02,802 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-13 15:08:02,802 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:02,803 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:02,803 INFO L182 omatonBuilderFactory]: Interpolants [23559#true, 23560#false, 23947#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 23948#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))), 23732#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 23956#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119))), 23733#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 23957#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 23958#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 23767#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 23959#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 23960#(<= |#Ultimate.C_memset_#amount| 2), 23932#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119))))] [2018-04-13 15:08:02,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 248 proven. 3 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:02,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 15:08:02,803 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 15:08:02,803 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2018-04-13 15:08:02,804 INFO L87 Difference]: Start difference. First operand 296 states and 322 transitions. Second operand 13 states. [2018-04-13 15:08:05,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:05,819 INFO L93 Difference]: Finished difference Result 336 states and 366 transitions. [2018-04-13 15:08:05,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 15:08:05,820 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 200 [2018-04-13 15:08:05,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:05,821 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:08:05,821 INFO L226 Difference]: Without dead ends: 327 [2018-04-13 15:08:05,821 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=495, Unknown=0, NotChecked=0, Total=600 [2018-04-13 15:08:05,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-13 15:08:05,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 296. [2018-04-13 15:08:05,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:05,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 321 transitions. [2018-04-13 15:08:05,824 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 321 transitions. Word has length 200 [2018-04-13 15:08:05,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:05,824 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 321 transitions. [2018-04-13 15:08:05,824 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 15:08:05,824 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 321 transitions. [2018-04-13 15:08:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-04-13 15:08:05,825 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:05,825 INFO L355 BasicCegarLoop]: trace histogram [59, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:05,825 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:05,825 INFO L82 PathProgramCache]: Analyzing trace with hash -414180560, now seen corresponding path program 4 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:05,827 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:06,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2335 backedges. 309 proven. 6 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:06,134 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:06,134 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-13 15:08:06,134 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:06,134 INFO L182 omatonBuilderFactory]: Interpolants [24617#true, 24618#false, 25007#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 25008#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 24791#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24792#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25017#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 24826#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25018#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 25019#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 25020#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 25021#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 25022#(not (= |#Ultimate.C_memset_#amount| 119)), 24991#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119))))] [2018-04-13 15:08:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2335 backedges. 309 proven. 6 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:06,135 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-13 15:08:06,135 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-13 15:08:06,135 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2018-04-13 15:08:06,135 INFO L87 Difference]: Start difference. First operand 296 states and 321 transitions. Second operand 14 states. [2018-04-13 15:08:07,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:07,026 INFO L93 Difference]: Finished difference Result 336 states and 365 transitions. [2018-04-13 15:08:07,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 15:08:07,026 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 201 [2018-04-13 15:08:07,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:07,027 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:08:07,027 INFO L226 Difference]: Without dead ends: 327 [2018-04-13 15:08:07,028 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=418, Unknown=0, NotChecked=0, Total=506 [2018-04-13 15:08:07,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-13 15:08:07,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 296. [2018-04-13 15:08:07,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:07,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 320 transitions. [2018-04-13 15:08:07,031 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 320 transitions. Word has length 201 [2018-04-13 15:08:07,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:07,031 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 320 transitions. [2018-04-13 15:08:07,031 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-13 15:08:07,031 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 320 transitions. [2018-04-13 15:08:07,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-04-13 15:08:07,032 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:07,032 INFO L355 BasicCegarLoop]: trace histogram [60, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:07,032 INFO L408 AbstractCegarLoop]: === Iteration 31 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:07,033 INFO L82 PathProgramCache]: Analyzing trace with hash 2088156829, now seen corresponding path program 5 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:07,035 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 370 proven. 10 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:07,371 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:07,371 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 15:08:07,371 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:07,371 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:07,371 INFO L182 omatonBuilderFactory]: Interpolants [26048#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 26080#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 26081#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 26082#(not (= |#Ultimate.C_memset_#amount| 119)), 25673#true, 25674#false, 26065#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 26066#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)))), 25848#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25849#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25883#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26076#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 26077#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 26078#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 26079#(<= |#Ultimate.C_memset_#t~loopctr32| 2)] [2018-04-13 15:08:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 370 proven. 10 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:07,372 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 15:08:07,373 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 15:08:07,373 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2018-04-13 15:08:07,373 INFO L87 Difference]: Start difference. First operand 296 states and 320 transitions. Second operand 15 states. [2018-04-13 15:08:08,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:08,086 INFO L93 Difference]: Finished difference Result 336 states and 364 transitions. [2018-04-13 15:08:08,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-13 15:08:08,086 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 202 [2018-04-13 15:08:08,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:08,087 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:08:08,087 INFO L226 Difference]: Without dead ends: 327 [2018-04-13 15:08:08,088 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=584, Unknown=0, NotChecked=0, Total=702 [2018-04-13 15:08:08,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-13 15:08:08,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 296. [2018-04-13 15:08:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:08,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 319 transitions. [2018-04-13 15:08:08,092 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 319 transitions. Word has length 202 [2018-04-13 15:08:08,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:08,092 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 319 transitions. [2018-04-13 15:08:08,092 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 15:08:08,092 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 319 transitions. [2018-04-13 15:08:08,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-04-13 15:08:08,093 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:08,094 INFO L355 BasicCegarLoop]: trace histogram [61, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:08,094 INFO L408 AbstractCegarLoop]: === Iteration 32 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:08,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1943762736, now seen corresponding path program 6 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:08,097 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:08,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 431 proven. 15 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:08,369 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:08,369 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 15:08:08,369 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:08,370 INFO L182 omatonBuilderFactory]: Interpolants [26915#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26916#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26950#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27145#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 27146#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 27115#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 27147#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 27148#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 27149#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 27150#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 27151#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 27152#(not (= |#Ultimate.C_memset_#amount| 119)), 26739#true, 26740#false, 27133#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 27134#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))))] [2018-04-13 15:08:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 431 proven. 15 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:08,370 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 15:08:08,370 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 15:08:08,370 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-04-13 15:08:08,370 INFO L87 Difference]: Start difference. First operand 296 states and 319 transitions. Second operand 16 states. [2018-04-13 15:08:09,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:09,239 INFO L93 Difference]: Finished difference Result 336 states and 363 transitions. [2018-04-13 15:08:09,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 15:08:09,239 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 203 [2018-04-13 15:08:09,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:09,240 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:08:09,240 INFO L226 Difference]: Without dead ends: 327 [2018-04-13 15:08:09,240 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=126, Invalid=630, Unknown=0, NotChecked=0, Total=756 [2018-04-13 15:08:09,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-13 15:08:09,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 296. [2018-04-13 15:08:09,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 318 transitions. [2018-04-13 15:08:09,244 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 318 transitions. Word has length 203 [2018-04-13 15:08:09,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:09,244 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 318 transitions. [2018-04-13 15:08:09,244 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 15:08:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 318 transitions. [2018-04-13 15:08:09,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-04-13 15:08:09,244 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:09,245 INFO L355 BasicCegarLoop]: trace histogram [62, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:09,245 INFO L408 AbstractCegarLoop]: === Iteration 33 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:09,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1915749629, now seen corresponding path program 7 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:09,250 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:09,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 492 proven. 21 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:09,523 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:09,523 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 15:08:09,523 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:09,524 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:09,524 INFO L182 omatonBuilderFactory]: Interpolants [28224#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 27809#true, 28225#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 27810#false, 28226#(not (= |#Ultimate.C_memset_#amount| 119)), 28205#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 28206#(and (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 27986#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27987#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28021#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28186#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 28218#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 28219#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 28220#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 28221#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 28222#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 28223#(<= |#Ultimate.C_memset_#t~loopctr32| 4)] [2018-04-13 15:08:09,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 492 proven. 21 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:09,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 15:08:09,524 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 15:08:09,525 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2018-04-13 15:08:09,525 INFO L87 Difference]: Start difference. First operand 296 states and 318 transitions. Second operand 17 states. [2018-04-13 15:08:10,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:10,313 INFO L93 Difference]: Finished difference Result 336 states and 362 transitions. [2018-04-13 15:08:10,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 15:08:10,313 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 204 [2018-04-13 15:08:10,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:10,314 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:08:10,315 INFO L226 Difference]: Without dead ends: 327 [2018-04-13 15:08:10,315 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2018-04-13 15:08:10,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-13 15:08:10,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 296. [2018-04-13 15:08:10,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 317 transitions. [2018-04-13 15:08:10,318 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 317 transitions. Word has length 204 [2018-04-13 15:08:10,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:10,318 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 317 transitions. [2018-04-13 15:08:10,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 15:08:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 317 transitions. [2018-04-13 15:08:10,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-04-13 15:08:10,319 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:10,319 INFO L355 BasicCegarLoop]: trace histogram [63, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:10,319 INFO L408 AbstractCegarLoop]: === Iteration 34 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:10,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1301548656, now seen corresponding path program 8 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:10,322 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:13,025 WARN L148 SmtUtils]: Spent 2023ms on a formula simplification that was a NOOP. DAG size: 17 [2018-04-13 15:08:17,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 553 proven. 28 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:17,851 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:17,851 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 15:08:17,851 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:17,851 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:17,852 INFO L182 omatonBuilderFactory]: Interpolants [29281#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 29282#(and (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)))), 29061#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29062#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29096#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29261#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 29295#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 29296#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 29297#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 29298#(and (<= |#Ultimate.C_memset_#t~loopctr32| 2) (<= 2 |#Ultimate.C_memset_#t~loopctr32|)), 28883#true, 29299#(and (<= 3 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 3)), 28884#false, 29300#(and (<= 4 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 4)), 29301#(and (<= |#Ultimate.C_memset_#t~loopctr32| 5) (<= 5 |#Ultimate.C_memset_#t~loopctr32|)), 29302#(and (<= |#Ultimate.C_memset_#t~loopctr32| 6) (<= 6 |#Ultimate.C_memset_#t~loopctr32|)), 29303#(and (< 6 |#Ultimate.C_memset_#amount|) (<= (* 7 |#Ultimate.C_memset_#t~loopctr32|) (+ (div (+ (- 1610612687) (* 268435449 |#Ultimate.C_memset_#amount|)) 268435456) 268435498))), 29304#(and (< 6 |#Ultimate.C_memset_#amount|) (<= (* 268435456 |#Ultimate.C_memset_#amount|) (+ (* 268435449 |#Ultimate.C_memset_#t~loopctr32|) (div (+ (- 1610612687) (* 268435449 |#Ultimate.C_memset_#amount|)) 268435456) 268435498)))] [2018-04-13 15:08:17,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 553 proven. 28 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:17,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 15:08:17,852 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 15:08:17,852 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=268, Unknown=2, NotChecked=0, Total=306 [2018-04-13 15:08:17,852 INFO L87 Difference]: Start difference. First operand 296 states and 317 transitions. Second operand 18 states. [2018-04-13 15:08:52,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:52,340 INFO L93 Difference]: Finished difference Result 334 states and 359 transitions. [2018-04-13 15:08:52,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-13 15:08:52,341 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 205 [2018-04-13 15:08:52,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:52,341 INFO L225 Difference]: With dead ends: 334 [2018-04-13 15:08:52,342 INFO L226 Difference]: Without dead ends: 325 [2018-04-13 15:08:52,342 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=87, Invalid=612, Unknown=3, NotChecked=0, Total=702 [2018-04-13 15:08:52,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2018-04-13 15:08:52,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 294. [2018-04-13 15:08:52,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-04-13 15:08:52,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 314 transitions. [2018-04-13 15:08:52,344 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 314 transitions. Word has length 205 [2018-04-13 15:08:52,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:52,345 INFO L459 AbstractCegarLoop]: Abstraction has 294 states and 314 transitions. [2018-04-13 15:08:52,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 15:08:52,345 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 314 transitions. [2018-04-13 15:08:52,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-04-13 15:08:52,345 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:52,345 INFO L355 BasicCegarLoop]: trace histogram [64, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:52,345 INFO L408 AbstractCegarLoop]: === Iteration 35 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:52,346 INFO L82 PathProgramCache]: Analyzing trace with hash -558812323, now seen corresponding path program 9 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:52,348 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:52,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2670 backedges. 614 proven. 36 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:52,665 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:52,665 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 15:08:52,665 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:52,666 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:52,666 INFO L182 omatonBuilderFactory]: Interpolants [29952#false, 30368#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 30369#(= |#Ultimate.C_memset_#t~loopctr32| 2), 30370#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 30371#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 30372#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 30373#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 30374#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 30375#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 30376#(not (= |#Ultimate.C_memset_#amount| 119)), 30351#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 30352#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)))), 30130#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30131#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30165#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30330#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 30366#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 29951#true, 30367#(= 0 |#Ultimate.C_memset_#t~loopctr32|)] [2018-04-13 15:08:52,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2670 backedges. 614 proven. 36 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:52,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 15:08:52,666 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 15:08:52,666 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2018-04-13 15:08:52,667 INFO L87 Difference]: Start difference. First operand 294 states and 314 transitions. Second operand 19 states. [2018-04-13 15:08:53,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:53,808 INFO L93 Difference]: Finished difference Result 334 states and 359 transitions. [2018-04-13 15:08:53,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-13 15:08:53,808 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 206 [2018-04-13 15:08:53,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:53,809 INFO L225 Difference]: With dead ends: 334 [2018-04-13 15:08:53,809 INFO L226 Difference]: Without dead ends: 327 [2018-04-13 15:08:53,809 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=777, Unknown=0, NotChecked=0, Total=930 [2018-04-13 15:08:53,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-13 15:08:53,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 296. [2018-04-13 15:08:53,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:53,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 316 transitions. [2018-04-13 15:08:53,812 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 316 transitions. Word has length 206 [2018-04-13 15:08:53,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:53,812 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 316 transitions. [2018-04-13 15:08:53,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 15:08:53,812 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 316 transitions. [2018-04-13 15:08:53,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-04-13 15:08:53,813 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:53,813 INFO L355 BasicCegarLoop]: trace histogram [65, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:53,813 INFO L408 AbstractCegarLoop]: === Iteration 36 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:53,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1899539472, now seen corresponding path program 10 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:53,816 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2740 backedges. 675 proven. 45 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:54,212 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:54,212 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 15:08:54,213 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:54,213 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:54,213 INFO L182 omatonBuilderFactory]: Interpolants [31456#(and (<= |#Ultimate.C_memset_#t~loopctr32| 6) (< 0 |#Ultimate.C_memset_#amount|)), 31457#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 7)), 31458#(and (<= |#Ultimate.C_memset_#t~loopctr32| 8) (< 0 |#Ultimate.C_memset_#amount|)), 31459#(and (<= |#Ultimate.C_memset_#t~loopctr32| 9) (< 0 |#Ultimate.C_memset_#amount|)), 31460#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#amount| 9)), 31433#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 31434#(and (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 31211#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 31212#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 31246#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 31411#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 31031#true, 31032#false, 31449#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119))), 31450#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 31451#(and (<= |#Ultimate.C_memset_#t~loopctr32| 1) (< 0 |#Ultimate.C_memset_#amount|)), 31452#(and (<= |#Ultimate.C_memset_#t~loopctr32| 2) (< 0 |#Ultimate.C_memset_#amount|)), 31453#(and (<= |#Ultimate.C_memset_#t~loopctr32| 3) (< 0 |#Ultimate.C_memset_#amount|)), 31454#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 4)), 31455#(and (<= |#Ultimate.C_memset_#t~loopctr32| 5) (< 0 |#Ultimate.C_memset_#amount|))] [2018-04-13 15:08:54,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2740 backedges. 675 proven. 45 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:54,214 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 15:08:54,214 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 15:08:54,214 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2018-04-13 15:08:54,215 INFO L87 Difference]: Start difference. First operand 296 states and 316 transitions. Second operand 20 states. [2018-04-13 15:08:55,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:55,852 INFO L93 Difference]: Finished difference Result 336 states and 361 transitions. [2018-04-13 15:08:55,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-13 15:08:55,852 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 207 [2018-04-13 15:08:55,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:55,853 INFO L225 Difference]: With dead ends: 336 [2018-04-13 15:08:55,853 INFO L226 Difference]: Without dead ends: 329 [2018-04-13 15:08:55,854 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=158, Invalid=898, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 15:08:55,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2018-04-13 15:08:55,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 296. [2018-04-13 15:08:55,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:55,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 316 transitions. [2018-04-13 15:08:55,856 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 316 transitions. Word has length 207 [2018-04-13 15:08:55,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:55,857 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 316 transitions. [2018-04-13 15:08:55,857 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 15:08:55,857 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 316 transitions. [2018-04-13 15:08:55,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-04-13 15:08:55,857 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:55,857 INFO L355 BasicCegarLoop]: trace histogram [66, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:55,857 INFO L408 AbstractCegarLoop]: === Iteration 37 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, 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__U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:55,857 INFO L82 PathProgramCache]: Analyzing trace with hash 799033789, now seen corresponding path program 11 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:55,861 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:56,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2811 backedges. 736 proven. 55 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:56,206 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:56,207 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 15:08:56,207 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:56,207 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:56,207 INFO L182 omatonBuilderFactory]: Interpolants [32544#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 32545#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 32546#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 32547#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 32548#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 32549#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 32550#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 32551#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 32552#(not (= |#Ultimate.C_memset_#amount| 119)), 32523#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 32300#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32524#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)))), 32301#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32335#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32500#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 32119#true, 32120#false, 32540#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 32541#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 32542#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 32543#(= |#Ultimate.C_memset_#t~loopctr32| 2)] [2018-04-13 15:08:56,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2811 backedges. 736 proven. 55 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:56,208 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 15:08:56,208 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 15:08:56,208 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2018-04-13 15:08:56,208 INFO L87 Difference]: Start difference. First operand 296 states and 316 transitions. Second operand 21 states. [2018-04-13 15:08:57,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:57,304 INFO L93 Difference]: Finished difference Result 338 states and 363 transitions. [2018-04-13 15:08:57,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 15:08:57,305 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 208 [2018-04-13 15:08:57,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:57,305 INFO L225 Difference]: With dead ends: 338 [2018-04-13 15:08:57,305 INFO L226 Difference]: Without dead ends: 331 [2018-04-13 15:08:57,306 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=998, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 15:08:57,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2018-04-13 15:08:57,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 296. [2018-04-13 15:08:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-13 15:08:57,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 316 transitions. [2018-04-13 15:08:57,308 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 316 transitions. Word has length 208 [2018-04-13 15:08:57,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:57,309 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 316 transitions. [2018-04-13 15:08:57,309 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 15:08:57,309 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 316 transitions. [2018-04-13 15:08:57,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-04-13 15:08:57,310 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:57,310 INFO L355 BasicCegarLoop]: trace histogram [67, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:57,310 INFO L408 AbstractCegarLoop]: === Iteration 38 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:57,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1043095984, now seen corresponding path program 12 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:57,313 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 797 proven. 66 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:57,729 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:57,729 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 15:08:57,730 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:57,730 INFO L182 omatonBuilderFactory]: Interpolants [33216#false, 33639#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 33640#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 33641#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 33642#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 33643#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 33644#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 33645#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 33646#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 33647#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 33648#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 33649#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 33650#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 33651#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 33652#(not (= |#Ultimate.C_memset_#amount| 119)), 33397#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33621#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 33398#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33622#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 33432#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33597#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 33215#true] [2018-04-13 15:08:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 797 proven. 66 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:57,730 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 15:08:57,730 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 15:08:57,731 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2018-04-13 15:08:57,731 INFO L87 Difference]: Start difference. First operand 296 states and 316 transitions. Second operand 22 states. [2018-04-13 15:08:59,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:59,098 INFO L93 Difference]: Finished difference Result 341 states and 365 transitions. [2018-04-13 15:08:59,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 15:08:59,098 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 209 [2018-04-13 15:08:59,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:59,100 INFO L225 Difference]: With dead ends: 341 [2018-04-13 15:08:59,100 INFO L226 Difference]: Without dead ends: 334 [2018-04-13 15:08:59,100 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=928, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 15:08:59,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2018-04-13 15:08:59,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 294. [2018-04-13 15:08:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-04-13 15:08:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 313 transitions. [2018-04-13 15:08:59,103 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 313 transitions. Word has length 209 [2018-04-13 15:08:59,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:59,103 INFO L459 AbstractCegarLoop]: Abstraction has 294 states and 313 transitions. [2018-04-13 15:08:59,103 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 15:08:59,103 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 313 transitions. [2018-04-13 15:08:59,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-04-13 15:08:59,104 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:59,104 INFO L355 BasicCegarLoop]: trace histogram [68, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:59,104 INFO L408 AbstractCegarLoop]: === Iteration 39 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:08:59,104 INFO L82 PathProgramCache]: Analyzing trace with hash 19089437, now seen corresponding path program 13 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:08:59,107 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:59,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 858 proven. 78 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:59,536 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:59,536 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 15:08:59,536 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:08:59,536 INFO L182 omatonBuilderFactory]: Interpolants [34496#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34752#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 34720#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 34721#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 34753#(not (= 119 |#Ultimate.C_memset_#amount|)), 34530#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34695#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 34312#true, 34313#false, 34739#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 34740#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 34741#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 34742#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 34743#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 34744#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 34745#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 34746#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 34747#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 34748#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 34749#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 34750#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 34495#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34751#(<= |#Ultimate.C_memset_#t~loopctr32| 11)] [2018-04-13 15:08:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 858 proven. 78 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:08:59,536 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 15:08:59,537 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 15:08:59,537 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2018-04-13 15:08:59,537 INFO L87 Difference]: Start difference. First operand 294 states and 313 transitions. Second operand 23 states. [2018-04-13 15:09:00,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:00,465 INFO L93 Difference]: Finished difference Result 347 states and 373 transitions. [2018-04-13 15:09:00,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 15:09:00,465 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 210 [2018-04-13 15:09:00,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:00,466 INFO L225 Difference]: With dead ends: 347 [2018-04-13 15:09:00,466 INFO L226 Difference]: Without dead ends: 340 [2018-04-13 15:09:00,466 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=221, Invalid=1039, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 15:09:00,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-04-13 15:09:00,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 297. [2018-04-13 15:09:00,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2018-04-13 15:09:00,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 318 transitions. [2018-04-13 15:09:00,469 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 318 transitions. Word has length 210 [2018-04-13 15:09:00,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:00,469 INFO L459 AbstractCegarLoop]: Abstraction has 297 states and 318 transitions. [2018-04-13 15:09:00,469 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 15:09:00,469 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 318 transitions. [2018-04-13 15:09:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-04-13 15:09:00,470 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:00,470 INFO L355 BasicCegarLoop]: trace histogram [69, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:00,470 INFO L408 AbstractCegarLoop]: === Iteration 40 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:00,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1660342448, now seen corresponding path program 14 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:00,473 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:00,888 INFO L134 CoverageAnalysis]: Checked inductivity of 3030 backedges. 919 proven. 91 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:00,906 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:00,906 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 15:09:00,906 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:00,906 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:00,906 INFO L182 omatonBuilderFactory]: Interpolants [35424#true, 35808#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 35425#false, 35854#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 35855#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 35856#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 35857#(= |#Ultimate.C_memset_#t~loopctr32| 2), 35858#(= |#Ultimate.C_memset_#t~loopctr32| 3), 35859#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 35860#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 35861#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 35862#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 35863#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 35608#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35864#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 35609#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35865#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 35866#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 35834#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 35643#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35835#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 35867#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 35868#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 35869#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-13 15:09:00,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3030 backedges. 919 proven. 91 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:00,907 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 15:09:00,907 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 15:09:00,907 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=419, Unknown=0, NotChecked=0, Total=552 [2018-04-13 15:09:00,907 INFO L87 Difference]: Start difference. First operand 297 states and 318 transitions. Second operand 24 states. [2018-04-13 15:09:02,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:02,839 INFO L93 Difference]: Finished difference Result 350 states and 378 transitions. [2018-04-13 15:09:02,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 15:09:02,839 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 211 [2018-04-13 15:09:02,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:02,840 INFO L225 Difference]: With dead ends: 350 [2018-04-13 15:09:02,840 INFO L226 Difference]: Without dead ends: 343 [2018-04-13 15:09:02,840 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=244, Invalid=1162, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 15:09:02,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2018-04-13 15:09:02,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 298. [2018-04-13 15:09:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2018-04-13 15:09:02,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 320 transitions. [2018-04-13 15:09:02,843 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 320 transitions. Word has length 211 [2018-04-13 15:09:02,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:02,843 INFO L459 AbstractCegarLoop]: Abstraction has 298 states and 320 transitions. [2018-04-13 15:09:02,843 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 15:09:02,843 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 320 transitions. [2018-04-13 15:09:02,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-04-13 15:09:02,844 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:02,844 INFO L355 BasicCegarLoop]: trace histogram [70, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:02,844 INFO L408 AbstractCegarLoop]: === Iteration 41 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:02,845 INFO L82 PathProgramCache]: Analyzing trace with hash 2111843965, now seen corresponding path program 15 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:02,847 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 980 proven. 105 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:03,317 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:03,317 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 15:09:03,317 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:03,318 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:03,318 INFO L182 omatonBuilderFactory]: Interpolants [36992#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 36993#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 36546#true, 36994#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 36547#false, 36931#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 36995#(not (= |#Ultimate.C_memset_#amount| 119)), 36766#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36958#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 36959#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 36979#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 36980#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 36981#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 36982#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 36983#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 36984#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 36985#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 36986#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 36731#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36987#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 36732#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36988#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 36989#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 36990#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 36991#(<= |#Ultimate.C_memset_#t~loopctr32| 11)] [2018-04-13 15:09:03,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 980 proven. 105 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:03,318 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 15:09:03,318 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 15:09:03,318 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=446, Unknown=0, NotChecked=0, Total=600 [2018-04-13 15:09:03,318 INFO L87 Difference]: Start difference. First operand 298 states and 320 transitions. Second operand 25 states. [2018-04-13 15:09:04,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:04,394 INFO L93 Difference]: Finished difference Result 353 states and 383 transitions. [2018-04-13 15:09:04,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 15:09:04,394 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 212 [2018-04-13 15:09:04,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:04,395 INFO L225 Difference]: With dead ends: 353 [2018-04-13 15:09:04,395 INFO L226 Difference]: Without dead ends: 346 [2018-04-13 15:09:04,395 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=284, Invalid=1276, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 15:09:04,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2018-04-13 15:09:04,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 299. [2018-04-13 15:09:04,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2018-04-13 15:09:04,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 322 transitions. [2018-04-13 15:09:04,399 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 322 transitions. Word has length 212 [2018-04-13 15:09:04,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:04,399 INFO L459 AbstractCegarLoop]: Abstraction has 299 states and 322 transitions. [2018-04-13 15:09:04,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 15:09:04,399 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 322 transitions. [2018-04-13 15:09:04,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-04-13 15:09:04,400 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:04,400 INFO L355 BasicCegarLoop]: trace histogram [71, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:04,400 INFO L408 AbstractCegarLoop]: === Iteration 42 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:04,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1209461520, now seen corresponding path program 16 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:04,404 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 1041 proven. 120 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:04,922 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:04,922 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 15:09:04,922 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:04,922 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:04,922 INFO L182 omatonBuilderFactory]: Interpolants [37899#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38092#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 38093#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 38114#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 38115#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 38116#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 38117#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 38118#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 38119#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 37864#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38120#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 37865#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38121#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 38122#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 38123#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 38124#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 38125#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 37678#true, 38126#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 37679#false, 38127#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 38064#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 38128#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 38129#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 38130#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 38131#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-13 15:09:04,923 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 1041 proven. 120 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:04,923 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 15:09:04,923 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 15:09:04,923 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=478, Unknown=0, NotChecked=0, Total=650 [2018-04-13 15:09:04,923 INFO L87 Difference]: Start difference. First operand 299 states and 322 transitions. Second operand 26 states. [2018-04-13 15:09:06,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:06,442 INFO L93 Difference]: Finished difference Result 356 states and 388 transitions. [2018-04-13 15:09:06,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-13 15:09:06,449 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 213 [2018-04-13 15:09:06,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:06,450 INFO L225 Difference]: With dead ends: 356 [2018-04-13 15:09:06,450 INFO L226 Difference]: Without dead ends: 349 [2018-04-13 15:09:06,451 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=1400, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 15:09:06,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2018-04-13 15:09:06,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 300. [2018-04-13 15:09:06,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2018-04-13 15:09:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 324 transitions. [2018-04-13 15:09:06,454 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 324 transitions. Word has length 213 [2018-04-13 15:09:06,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:06,454 INFO L459 AbstractCegarLoop]: Abstraction has 300 states and 324 transitions. [2018-04-13 15:09:06,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 15:09:06,454 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 324 transitions. [2018-04-13 15:09:06,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-04-13 15:09:06,455 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:06,455 INFO L355 BasicCegarLoop]: trace histogram [72, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:06,455 INFO L408 AbstractCegarLoop]: === Iteration 43 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:06,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1090716451, now seen corresponding path program 17 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:06,457 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:06,923 INFO L134 CoverageAnalysis]: Checked inductivity of 3258 backedges. 1102 proven. 136 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:06,940 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:06,940 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 15:09:06,940 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:06,941 INFO L182 omatonBuilderFactory]: Interpolants [39042#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39236#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 39237#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 39259#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 39260#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 39261#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 39262#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 39007#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39263#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 39008#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39264#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 39265#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 39266#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 39267#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 38820#true, 39268#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 38821#false, 39269#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 39270#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 39207#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 39271#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 39272#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 39273#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 39274#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 39275#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 39276#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 39277#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-13 15:09:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3258 backedges. 1102 proven. 136 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:06,941 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 15:09:06,941 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 15:09:06,941 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=513, Unknown=0, NotChecked=0, Total=702 [2018-04-13 15:09:06,942 INFO L87 Difference]: Start difference. First operand 300 states and 324 transitions. Second operand 27 states. [2018-04-13 15:09:08,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:08,424 INFO L93 Difference]: Finished difference Result 359 states and 393 transitions. [2018-04-13 15:09:08,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 15:09:08,424 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 214 [2018-04-13 15:09:08,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:08,425 INFO L225 Difference]: With dead ends: 359 [2018-04-13 15:09:08,425 INFO L226 Difference]: Without dead ends: 352 [2018-04-13 15:09:08,426 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=1533, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 15:09:08,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2018-04-13 15:09:08,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 301. [2018-04-13 15:09:08,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2018-04-13 15:09:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 326 transitions. [2018-04-13 15:09:08,429 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 326 transitions. Word has length 214 [2018-04-13 15:09:08,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:08,429 INFO L459 AbstractCegarLoop]: Abstraction has 301 states and 326 transitions. [2018-04-13 15:09:08,429 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 15:09:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 326 transitions. [2018-04-13 15:09:08,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-04-13 15:09:08,430 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:08,430 INFO L355 BasicCegarLoop]: trace histogram [73, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:08,430 INFO L408 AbstractCegarLoop]: === Iteration 44 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:08,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1704586608, now seen corresponding path program 18 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:08,432 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:08,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3336 backedges. 1163 proven. 153 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:08,921 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:08,921 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 15:09:08,921 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:08,921 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:08,922 INFO L182 omatonBuilderFactory]: Interpolants [40195#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 40390#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 40391#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 40414#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 40415#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 40160#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 40416#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 40161#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 40417#(= |#Ultimate.C_memset_#t~loopctr32| 2), 40418#(= |#Ultimate.C_memset_#t~loopctr32| 3), 40419#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 39972#true, 40420#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 39973#false, 40421#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 40422#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 40423#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 40360#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 40424#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 40425#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 40426#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 40427#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 40428#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 40429#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 40430#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 40431#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 40432#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 40433#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-13 15:09:08,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3336 backedges. 1163 proven. 153 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:08,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 15:09:08,922 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 15:09:08,922 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=203, Invalid=553, Unknown=0, NotChecked=0, Total=756 [2018-04-13 15:09:08,922 INFO L87 Difference]: Start difference. First operand 301 states and 326 transitions. Second operand 28 states. [2018-04-13 15:09:10,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:10,564 INFO L93 Difference]: Finished difference Result 362 states and 398 transitions. [2018-04-13 15:09:10,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-13 15:09:10,564 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 215 [2018-04-13 15:09:10,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:10,565 INFO L225 Difference]: With dead ends: 362 [2018-04-13 15:09:10,565 INFO L226 Difference]: Without dead ends: 355 [2018-04-13 15:09:10,565 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=394, Invalid=1676, Unknown=0, NotChecked=0, Total=2070 [2018-04-13 15:09:10,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2018-04-13 15:09:10,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 302. [2018-04-13 15:09:10,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2018-04-13 15:09:10,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 328 transitions. [2018-04-13 15:09:10,568 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 328 transitions. Word has length 215 [2018-04-13 15:09:10,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:10,568 INFO L459 AbstractCegarLoop]: Abstraction has 302 states and 328 transitions. [2018-04-13 15:09:10,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 15:09:10,568 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 328 transitions. [2018-04-13 15:09:10,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-04-13 15:09:10,569 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:10,569 INFO L355 BasicCegarLoop]: trace histogram [74, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:10,569 INFO L408 AbstractCegarLoop]: === Iteration 45 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:10,569 INFO L82 PathProgramCache]: Analyzing trace with hash 740275005, now seen corresponding path program 19 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:10,572 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3415 backedges. 1224 proven. 171 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:11,142 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:11,143 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 15:09:11,143 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:11,143 INFO L182 omatonBuilderFactory]: Interpolants [41358#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41554#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 41555#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 41323#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41579#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 41324#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41580#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 41581#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 41134#true, 41582#(= |#Ultimate.C_memset_#t~loopctr32| 2), 41135#false, 41583#(= |#Ultimate.C_memset_#t~loopctr32| 3), 41584#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 41585#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 41586#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 41523#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 41587#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 41588#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 41589#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 41590#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 41591#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 41592#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 41593#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 41594#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 41595#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 41596#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 41597#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 41598#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 41599#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-13 15:09:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 3415 backedges. 1224 proven. 171 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:11,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 15:09:11,143 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 15:09:11,144 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=223, Invalid=589, Unknown=0, NotChecked=0, Total=812 [2018-04-13 15:09:11,144 INFO L87 Difference]: Start difference. First operand 302 states and 328 transitions. Second operand 29 states. [2018-04-13 15:09:12,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:12,779 INFO L93 Difference]: Finished difference Result 365 states and 403 transitions. [2018-04-13 15:09:12,779 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-13 15:09:12,779 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 216 [2018-04-13 15:09:12,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:12,780 INFO L225 Difference]: With dead ends: 365 [2018-04-13 15:09:12,780 INFO L226 Difference]: Without dead ends: 358 [2018-04-13 15:09:12,781 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=439, Invalid=1817, Unknown=0, NotChecked=0, Total=2256 [2018-04-13 15:09:12,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-04-13 15:09:12,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 303. [2018-04-13 15:09:12,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2018-04-13 15:09:12,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 330 transitions. [2018-04-13 15:09:12,785 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 330 transitions. Word has length 216 [2018-04-13 15:09:12,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:12,785 INFO L459 AbstractCegarLoop]: Abstraction has 303 states and 330 transitions. [2018-04-13 15:09:12,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 15:09:12,785 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 330 transitions. [2018-04-13 15:09:12,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-04-13 15:09:12,786 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:12,786 INFO L355 BasicCegarLoop]: trace histogram [75, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:12,786 INFO L408 AbstractCegarLoop]: === Iteration 46 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:12,787 INFO L82 PathProgramCache]: Analyzing trace with hash -778426320, now seen corresponding path program 20 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:12,790 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:13,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3495 backedges. 1285 proven. 190 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:13,273 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:13,273 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 15:09:13,273 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:13,273 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:13,274 INFO L182 omatonBuilderFactory]: Interpolants [42496#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 42497#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 42306#true, 42754#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 42307#false, 42755#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 42756#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 42757#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 42758#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 42759#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 42696#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 42760#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 42761#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 42762#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 42763#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 42764#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 42765#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 42766#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 42767#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 42768#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 42769#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 42770#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 42771#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 42772#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 42773#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 42774#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 42775#(not (= 119 |#Ultimate.C_memset_#amount|)), 42531#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 42728#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 42729#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))))] [2018-04-13 15:09:13,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3495 backedges. 1285 proven. 190 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:13,274 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 15:09:13,274 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 15:09:13,274 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=249, Invalid=621, Unknown=0, NotChecked=0, Total=870 [2018-04-13 15:09:13,274 INFO L87 Difference]: Start difference. First operand 303 states and 330 transitions. Second operand 30 states. [2018-04-13 15:09:14,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:14,932 INFO L93 Difference]: Finished difference Result 362 states and 402 transitions. [2018-04-13 15:09:14,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-13 15:09:14,933 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 217 [2018-04-13 15:09:14,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:14,934 INFO L225 Difference]: With dead ends: 362 [2018-04-13 15:09:14,934 INFO L226 Difference]: Without dead ends: 355 [2018-04-13 15:09:14,935 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=519, Invalid=2237, Unknown=0, NotChecked=0, Total=2756 [2018-04-13 15:09:14,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2018-04-13 15:09:14,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 304. [2018-04-13 15:09:14,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2018-04-13 15:09:14,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 332 transitions. [2018-04-13 15:09:14,940 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 332 transitions. Word has length 217 [2018-04-13 15:09:14,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:14,940 INFO L459 AbstractCegarLoop]: Abstraction has 304 states and 332 transitions. [2018-04-13 15:09:14,940 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 15:09:14,941 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 332 transitions. [2018-04-13 15:09:14,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-04-13 15:09:14,941 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:14,942 INFO L355 BasicCegarLoop]: trace histogram [76, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:14,942 INFO L408 AbstractCegarLoop]: === Iteration 47 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, 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__U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:14,942 INFO L82 PathProgramCache]: Analyzing trace with hash -613527139, now seen corresponding path program 21 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:14,949 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:15,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3576 backedges. 1346 proven. 210 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:15,495 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:15,495 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 15:09:15,495 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:15,495 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:15,496 INFO L182 omatonBuilderFactory]: Interpolants [43714#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 43912#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 43913#(and (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 43679#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 43488#true, 43680#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 43489#false, 43939#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 43940#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 43941#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 43942#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 43879#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 43943#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 43944#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 43945#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 43946#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 43947#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 43948#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 43949#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 43950#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 43951#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 43952#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 43953#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 43954#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 43955#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 43956#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 43957#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 43958#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 43959#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 43960#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 43961#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-13 15:09:15,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3576 backedges. 1346 proven. 210 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:15,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 15:09:15,496 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 15:09:15,496 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=271, Invalid=659, Unknown=0, NotChecked=0, Total=930 [2018-04-13 15:09:15,496 INFO L87 Difference]: Start difference. First operand 304 states and 332 transitions. Second operand 31 states. [2018-04-13 15:09:17,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:17,130 INFO L93 Difference]: Finished difference Result 365 states and 407 transitions. [2018-04-13 15:09:17,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-04-13 15:09:17,130 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 218 [2018-04-13 15:09:17,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:17,131 INFO L225 Difference]: With dead ends: 365 [2018-04-13 15:09:17,131 INFO L226 Difference]: Without dead ends: 358 [2018-04-13 15:09:17,131 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=570, Invalid=2400, Unknown=0, NotChecked=0, Total=2970 [2018-04-13 15:09:17,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-04-13 15:09:17,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 305. [2018-04-13 15:09:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2018-04-13 15:09:17,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 334 transitions. [2018-04-13 15:09:17,135 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 334 transitions. Word has length 218 [2018-04-13 15:09:17,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:17,135 INFO L459 AbstractCegarLoop]: Abstraction has 305 states and 334 transitions. [2018-04-13 15:09:17,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 15:09:17,135 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 334 transitions. [2018-04-13 15:09:17,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-04-13 15:09:17,136 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:17,136 INFO L355 BasicCegarLoop]: trace histogram [77, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:17,137 INFO L408 AbstractCegarLoop]: === Iteration 48 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:17,137 INFO L82 PathProgramCache]: Analyzing trace with hash 203380176, now seen corresponding path program 22 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:17,140 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:17,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 1407 proven. 231 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:17,665 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:17,665 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 15:09:17,665 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:17,665 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:17,665 INFO L182 omatonBuilderFactory]: Interpolants [44680#true, 44872#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 44681#false, 44873#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45134#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 45135#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 45072#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 45136#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 45137#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 45138#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 45139#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 45140#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 45141#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 45142#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 45143#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 45144#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 45145#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 45146#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 45147#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 45148#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 45149#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 45150#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 45151#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 45152#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 45153#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 45154#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 45155#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 45156#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 45157#(not (= 119 |#Ultimate.C_memset_#amount|)), 44907#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45106#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 45107#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))))] [2018-04-13 15:09:17,666 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 1407 proven. 231 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:17,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 15:09:17,666 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 15:09:17,666 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=697, Unknown=0, NotChecked=0, Total=992 [2018-04-13 15:09:17,666 INFO L87 Difference]: Start difference. First operand 305 states and 334 transitions. Second operand 32 states. [2018-04-13 15:09:19,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:19,458 INFO L93 Difference]: Finished difference Result 368 states and 412 transitions. [2018-04-13 15:09:19,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-13 15:09:19,458 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 219 [2018-04-13 15:09:19,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:19,459 INFO L225 Difference]: With dead ends: 368 [2018-04-13 15:09:19,459 INFO L226 Difference]: Without dead ends: 361 [2018-04-13 15:09:19,460 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=626, Invalid=2566, Unknown=0, NotChecked=0, Total=3192 [2018-04-13 15:09:19,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-04-13 15:09:19,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 306. [2018-04-13 15:09:19,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2018-04-13 15:09:19,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 336 transitions. [2018-04-13 15:09:19,463 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 336 transitions. Word has length 219 [2018-04-13 15:09:19,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:19,463 INFO L459 AbstractCegarLoop]: Abstraction has 306 states and 336 transitions. [2018-04-13 15:09:19,463 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 15:09:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 336 transitions. [2018-04-13 15:09:19,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-04-13 15:09:19,464 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:19,464 INFO L355 BasicCegarLoop]: trace histogram [78, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:19,464 INFO L408 AbstractCegarLoop]: === Iteration 49 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:19,464 INFO L82 PathProgramCache]: Analyzing trace with hash -242296835, now seen corresponding path program 23 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:19,469 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:19,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 1468 proven. 253 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:20,067 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:20,067 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 15:09:20,068 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:20,068 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:20,068 INFO L182 omatonBuilderFactory]: Interpolants [46275#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 46339#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119))), 46340#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 46341#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 46342#(= |#Ultimate.C_memset_#t~loopctr32| 2), 46343#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 46344#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 46345#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 46346#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 46347#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 46348#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 46349#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 46350#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 46351#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 46352#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 46353#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 46354#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 46355#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 46356#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 46357#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 46358#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 46359#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 46360#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 46361#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 46362#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 46363#(<= |#Ultimate.C_memset_#amount| 22), 46110#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 46310#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 46311#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))), 45882#true, 45883#false, 46075#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 46076#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:09:20,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 1468 proven. 253 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:20,068 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 15:09:20,069 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 15:09:20,069 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=316, Invalid=740, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 15:09:20,069 INFO L87 Difference]: Start difference. First operand 306 states and 336 transitions. Second operand 33 states. [2018-04-13 15:09:21,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:21,891 INFO L93 Difference]: Finished difference Result 371 states and 417 transitions. [2018-04-13 15:09:21,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-13 15:09:21,891 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 220 [2018-04-13 15:09:21,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:21,892 INFO L225 Difference]: With dead ends: 371 [2018-04-13 15:09:21,892 INFO L226 Difference]: Without dead ends: 364 [2018-04-13 15:09:21,892 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=678, Invalid=2744, Unknown=0, NotChecked=0, Total=3422 [2018-04-13 15:09:21,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2018-04-13 15:09:21,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 307. [2018-04-13 15:09:21,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2018-04-13 15:09:21,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 338 transitions. [2018-04-13 15:09:21,895 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 338 transitions. Word has length 220 [2018-04-13 15:09:21,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:21,895 INFO L459 AbstractCegarLoop]: Abstraction has 307 states and 338 transitions. [2018-04-13 15:09:21,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 15:09:21,895 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 338 transitions. [2018-04-13 15:09:21,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-04-13 15:09:21,896 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:21,896 INFO L355 BasicCegarLoop]: trace histogram [79, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:21,896 INFO L408 AbstractCegarLoop]: === Iteration 50 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:21,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1173382288, now seen corresponding path program 24 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:21,899 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:22,528 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 1529 proven. 276 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:22,545 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:22,545 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 15:09:22,545 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:22,545 INFO L182 omatonBuilderFactory]: Interpolants [47488#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 47554#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119))), 47555#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 47556#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 47557#(and (<= |#Ultimate.C_memset_#t~loopctr32| 2) (or (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr32|))), 47558#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 3)), 47559#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 4)), 47560#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 5)), 47561#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 6)), 47562#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 7)), 47563#(and (<= |#Ultimate.C_memset_#t~loopctr32| 8) (< 2 |#Ultimate.C_memset_#amount|)), 47564#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 9)), 47565#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 10)), 47566#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 11)), 47567#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 12)), 47568#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 13)), 47569#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 14)), 47570#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 15)), 47571#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 16)), 47572#(and (<= |#Ultimate.C_memset_#t~loopctr32| 17) (< 2 |#Ultimate.C_memset_#amount|)), 47573#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 18)), 47574#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 19)), 47575#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 20)), 47576#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 21)), 47577#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 22)), 47578#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 23)), 47323#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47579#(and (< 2 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#amount| 23)), 47524#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 47525#(and (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 47094#true, 47095#false, 47288#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47289#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:09:22,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 1529 proven. 276 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:22,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 15:09:22,546 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 15:09:22,546 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=278, Invalid=844, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 15:09:22,546 INFO L87 Difference]: Start difference. First operand 307 states and 338 transitions. Second operand 34 states. [2018-04-13 15:09:25,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:25,965 INFO L93 Difference]: Finished difference Result 374 states and 422 transitions. [2018-04-13 15:09:25,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-13 15:09:25,966 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 221 [2018-04-13 15:09:25,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:25,966 INFO L225 Difference]: With dead ends: 374 [2018-04-13 15:09:25,967 INFO L226 Difference]: Without dead ends: 367 [2018-04-13 15:09:25,967 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=654, Invalid=3006, Unknown=0, NotChecked=0, Total=3660 [2018-04-13 15:09:25,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2018-04-13 15:09:25,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 308. [2018-04-13 15:09:25,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2018-04-13 15:09:25,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 340 transitions. [2018-04-13 15:09:25,969 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 340 transitions. Word has length 221 [2018-04-13 15:09:25,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:25,970 INFO L459 AbstractCegarLoop]: Abstraction has 308 states and 340 transitions. [2018-04-13 15:09:25,970 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 15:09:25,970 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 340 transitions. [2018-04-13 15:09:25,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-04-13 15:09:25,970 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:25,970 INFO L355 BasicCegarLoop]: trace histogram [80, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:25,970 INFO L408 AbstractCegarLoop]: === Iteration 51 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:25,971 INFO L82 PathProgramCache]: Analyzing trace with hash 27739741, now seen corresponding path program 25 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:25,973 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3910 backedges. 1590 proven. 300 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:26,492 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:26,492 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 15:09:26,492 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:26,492 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:26,492 INFO L182 omatonBuilderFactory]: Interpolants [48512#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48711#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 48779#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 48780#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 48781#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 48782#(= |#Ultimate.C_memset_#t~loopctr32| 2), 48783#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 48784#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 48785#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 48786#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 48787#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 48788#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 48789#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 48790#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 48791#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 48792#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 48793#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 48794#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 48795#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 48796#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 48797#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 48798#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 48799#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 48800#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 48801#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 48546#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48802#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 48803#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 48804#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 48805#(not (= 119 |#Ultimate.C_memset_#amount|)), 48748#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 48749#(and (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 48316#true, 48317#false, 48511#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:09:26,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3910 backedges. 1590 proven. 300 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:26,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 15:09:26,493 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 15:09:26,493 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=367, Invalid=823, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 15:09:26,493 INFO L87 Difference]: Start difference. First operand 308 states and 340 transitions. Second operand 35 states. [2018-04-13 15:09:28,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:09:28,193 INFO L93 Difference]: Finished difference Result 377 states and 427 transitions. [2018-04-13 15:09:28,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-04-13 15:09:28,193 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 222 [2018-04-13 15:09:28,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:09:28,194 INFO L225 Difference]: With dead ends: 377 [2018-04-13 15:09:28,194 INFO L226 Difference]: Without dead ends: 370 [2018-04-13 15:09:28,195 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 458 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=801, Invalid=3105, Unknown=0, NotChecked=0, Total=3906 [2018-04-13 15:09:28,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2018-04-13 15:09:28,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 309. [2018-04-13 15:09:28,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2018-04-13 15:09:28,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 342 transitions. [2018-04-13 15:09:28,199 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 342 transitions. Word has length 222 [2018-04-13 15:09:28,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:09:28,200 INFO L459 AbstractCegarLoop]: Abstraction has 309 states and 342 transitions. [2018-04-13 15:09:28,200 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 15:09:28,200 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 342 transitions. [2018-04-13 15:09:28,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-04-13 15:09:28,201 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:09:28,201 INFO L355 BasicCegarLoop]: trace histogram [81, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:09:28,201 INFO L408 AbstractCegarLoop]: === Iteration 52 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:09:28,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1392183024, now seen corresponding path program 26 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:09:28,205 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:09:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:29,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:09:29,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1651 proven. 325 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:29,573 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:09:29,574 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 15:09:29,574 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:09:29,574 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:09:29,574 INFO L182 omatonBuilderFactory]: Interpolants [49548#true, 49549#false, 49744#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 49745#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 49944#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 50014#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 50015#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 50016#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 50017#(= |#Ultimate.C_memset_#t~loopctr32| 2), 50018#(= |#Ultimate.C_memset_#t~loopctr32| 3), 50019#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 50020#(= |#Ultimate.C_memset_#t~loopctr32| 5), 50021#(= |#Ultimate.C_memset_#t~loopctr32| 6), 50022#(= |#Ultimate.C_memset_#t~loopctr32| 7), 50023#(and (<= |#Ultimate.C_memset_#t~loopctr32| 8) (<= 8 |#Ultimate.C_memset_#t~loopctr32|)), 50024#(and (<= |#Ultimate.C_memset_#t~loopctr32| 9) (< 8 |#Ultimate.C_memset_#amount|) (<= 9 |#Ultimate.C_memset_#t~loopctr32|)), 50025#(and (<= 10 |#Ultimate.C_memset_#t~loopctr32|) (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 10)), 50026#(and (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 11) (<= 11 |#Ultimate.C_memset_#t~loopctr32|)), 50027#(and (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 12) (<= 12 |#Ultimate.C_memset_#t~loopctr32|)), 50028#(and (< 8 |#Ultimate.C_memset_#amount|) (<= 13 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 13)), 50029#(and (< 8 |#Ultimate.C_memset_#amount|) (<= 14 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 14)), 50030#(and (<= 15 |#Ultimate.C_memset_#t~loopctr32|) (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 15)), 50031#(and (<= 16 |#Ultimate.C_memset_#t~loopctr32|) (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 16)), 50032#(and (<= |#Ultimate.C_memset_#t~loopctr32| 17) (< 8 |#Ultimate.C_memset_#amount|) (<= 17 |#Ultimate.C_memset_#t~loopctr32|)), 50033#(and (< 8 |#Ultimate.C_memset_#amount|) (<= 18 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 18)), 50034#(and (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 19)), 49779#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50035#(and (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 20)), 50036#(and (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 21)), 50037#(and (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 22)), 50038#(and (<= |#Ultimate.C_memset_#t~loopctr32| 23) (< 8 |#Ultimate.C_memset_#amount|)), 50039#(and (<= |#Ultimate.C_memset_#t~loopctr32| 24) (< 8 |#Ultimate.C_memset_#amount|)), 50040#(and (< 8 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 25)), 50041#(and (<= 0 (+ (div (+ (- 40802188137) (* (- 47) |#Ultimate.C_memset_#amount|)) 2147483648) 25)) (< 8 |#Ultimate.C_memset_#amount|)), 49982#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 49983#(and (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))))] [2018-04-13 15:09:29,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1651 proven. 325 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:09:29,574 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 15:09:29,575 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 15:09:29,575 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1097, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 15:09:29,575 INFO L87 Difference]: Start difference. First operand 309 states and 342 transitions. Second operand 36 states. [2018-04-13 15:09:35,563 WARN L148 SmtUtils]: Spent 1682ms on a formula simplification that was a NOOP. DAG size: 20 [2018-04-13 15:09:41,266 WARN L148 SmtUtils]: Spent 2226ms on a formula simplification that was a NOOP. DAG size: 20 [2018-04-13 15:09:45,769 WARN L1033 $PredicateComparison]: unable to prove that (and (<= 0 (+ (div (+ (- 40802188137) (* (- 47) |c_#Ultimate.C_memset_#amount|)) 2147483648) 25)) (<= |c_#Ultimate.C_memset_#t~loopctr32| 23) (< 8 |c_#Ultimate.C_memset_#amount|)) is different from true [2018-04-13 15:10:04,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:04,982 INFO L93 Difference]: Finished difference Result 386 states and 438 transitions. [2018-04-13 15:10:04,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-13 15:10:04,983 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 223 [2018-04-13 15:10:04,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:04,984 INFO L225 Difference]: With dead ends: 386 [2018-04-13 15:10:04,984 INFO L226 Difference]: Without dead ends: 379 [2018-04-13 15:10:04,984 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 344 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=440, Invalid=3103, Unknown=1, NotChecked=116, Total=3660 [2018-04-13 15:10:04,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-04-13 15:10:04,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 310. [2018-04-13 15:10:04,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2018-04-13 15:10:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 344 transitions. [2018-04-13 15:10:04,988 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 344 transitions. Word has length 223 [2018-04-13 15:10:04,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:04,988 INFO L459 AbstractCegarLoop]: Abstraction has 310 states and 344 transitions. [2018-04-13 15:10:04,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 15:10:04,988 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 344 transitions. [2018-04-13 15:10:04,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-04-13 15:10:04,989 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:04,989 INFO L355 BasicCegarLoop]: trace histogram [82, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:04,989 INFO L408 AbstractCegarLoop]: === Iteration 53 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:04,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1834851517, now seen corresponding path program 27 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:04,998 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:05,636 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 1712 proven. 351 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:05,653 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:05,653 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-13 15:10:05,653 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:05,653 INFO L182 omatonBuilderFactory]: Interpolants [51264#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 51265#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 51266#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 51267#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 51268#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 51269#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 51270#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 51271#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 51272#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 51273#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 51274#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 51275#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 51020#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 51276#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 51277#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 51278#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 51279#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 51280#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 51281#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 51282#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 51283#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 51284#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 51285#(<= |#Ultimate.C_memset_#amount| 26), 51224#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 51225#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))), 50788#true, 50789#false, 50985#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50986#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 51185#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 51257#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119))), 51258#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 51259#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 51260#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 51261#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 51262#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 51263#(<= |#Ultimate.C_memset_#t~loopctr32| 5)] [2018-04-13 15:10:05,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 1712 proven. 351 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:05,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 15:10:05,654 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 15:10:05,654 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=425, Invalid=907, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 15:10:05,654 INFO L87 Difference]: Start difference. First operand 310 states and 344 transitions. Second operand 37 states. [2018-04-13 15:10:07,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:07,535 INFO L93 Difference]: Finished difference Result 383 states and 437 transitions. [2018-04-13 15:10:07,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2018-04-13 15:10:07,535 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 224 [2018-04-13 15:10:07,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:07,536 INFO L225 Difference]: With dead ends: 383 [2018-04-13 15:10:07,536 INFO L226 Difference]: Without dead ends: 376 [2018-04-13 15:10:07,537 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 523 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=941, Invalid=3481, Unknown=0, NotChecked=0, Total=4422 [2018-04-13 15:10:07,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2018-04-13 15:10:07,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 311. [2018-04-13 15:10:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2018-04-13 15:10:07,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 346 transitions. [2018-04-13 15:10:07,540 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 346 transitions. Word has length 224 [2018-04-13 15:10:07,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:07,540 INFO L459 AbstractCegarLoop]: Abstraction has 311 states and 346 transitions. [2018-04-13 15:10:07,540 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 15:10:07,540 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 346 transitions. [2018-04-13 15:10:07,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-04-13 15:10:07,541 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:07,541 INFO L355 BasicCegarLoop]: trace histogram [83, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:07,541 INFO L408 AbstractCegarLoop]: === Iteration 54 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:07,542 INFO L82 PathProgramCache]: Analyzing trace with hash -1206292816, now seen corresponding path program 28 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:07,548 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:08,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 1773 proven. 378 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:08,185 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:08,185 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 15:10:08,185 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:08,185 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:08,186 INFO L182 omatonBuilderFactory]: Interpolants [52040#true, 52041#false, 52238#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 52239#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 52438#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 52512#(or (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 52513#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 52514#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 52515#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 52516#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 52517#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 52518#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 52519#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 52520#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 52521#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 52522#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 52523#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 52524#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 52525#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 52526#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 52527#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 52528#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 52273#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 52529#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 52530#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 52531#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 52532#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 52533#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 52534#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 52535#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 52536#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 52537#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 52538#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 52539#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 52540#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 52541#(not (= 119 |#Ultimate.C_memset_#amount|)), 52478#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 52479#(and (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|))] [2018-04-13 15:10:08,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 1773 proven. 378 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:08,186 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 15:10:08,186 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 15:10:08,186 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=454, Invalid=952, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 15:10:08,186 INFO L87 Difference]: Start difference. First operand 311 states and 346 transitions. Second operand 38 states. [2018-04-13 15:10:10,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:10,322 INFO L93 Difference]: Finished difference Result 386 states and 442 transitions. [2018-04-13 15:10:10,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2018-04-13 15:10:10,323 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 225 [2018-04-13 15:10:10,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:10,324 INFO L225 Difference]: With dead ends: 386 [2018-04-13 15:10:10,324 INFO L226 Difference]: Without dead ends: 379 [2018-04-13 15:10:10,324 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 556 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1013, Invalid=3679, Unknown=0, NotChecked=0, Total=4692 [2018-04-13 15:10:10,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-04-13 15:10:10,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 312. [2018-04-13 15:10:10,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2018-04-13 15:10:10,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 348 transitions. [2018-04-13 15:10:10,329 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 348 transitions. Word has length 225 [2018-04-13 15:10:10,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:10,329 INFO L459 AbstractCegarLoop]: Abstraction has 312 states and 348 transitions. [2018-04-13 15:10:10,329 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 15:10:10,329 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 348 transitions. [2018-04-13 15:10:10,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-04-13 15:10:10,330 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:10,331 INFO L355 BasicCegarLoop]: trace histogram [84, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:10,331 INFO L408 AbstractCegarLoop]: === Iteration 55 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:10,331 INFO L82 PathProgramCache]: Analyzing trace with hash -992486627, now seen corresponding path program 29 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:10,336 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:12,080 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 1834 proven. 406 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:12,100 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:12,100 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-13 15:10:12,100 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:12,100 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:12,100 INFO L182 omatonBuilderFactory]: Interpolants [53701#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 53777#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))), 53778#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 53779#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 53780#(= |#Ultimate.C_memset_#t~loopctr32| 2), 53781#(and (<= 3 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 3)), 53782#(and (<= 4 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 4)), 53783#(and (<= |#Ultimate.C_memset_#t~loopctr32| 5) (<= 5 |#Ultimate.C_memset_#t~loopctr32|)), 53784#(and (<= |#Ultimate.C_memset_#t~loopctr32| 6) (<= 6 |#Ultimate.C_memset_#t~loopctr32|)), 53785#(and (<= 7 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 7)), 53786#(and (<= |#Ultimate.C_memset_#t~loopctr32| 8) (<= 8 |#Ultimate.C_memset_#t~loopctr32|)), 53787#(and (<= |#Ultimate.C_memset_#t~loopctr32| 9) (<= 9 |#Ultimate.C_memset_#t~loopctr32|)), 53788#(and (<= 10 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 10)), 53789#(and (<= |#Ultimate.C_memset_#t~loopctr32| 11) (<= 11 |#Ultimate.C_memset_#t~loopctr32|)), 53790#(and (<= |#Ultimate.C_memset_#t~loopctr32| 12) (<= 12 |#Ultimate.C_memset_#t~loopctr32|)), 53791#(and (<= 13 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 13)), 53536#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53792#(and (<= 14 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 14)), 53793#(and (<= 15 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 15)), 53794#(and (<= 16 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 16)), 53795#(and (<= |#Ultimate.C_memset_#t~loopctr32| 17) (<= 17 |#Ultimate.C_memset_#t~loopctr32|)), 53796#(and (<= 18 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 18)), 53797#(and (<= 19 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 19)), 53798#(and (<= |#Ultimate.C_memset_#t~loopctr32| 20) (<= 20 |#Ultimate.C_memset_#t~loopctr32|)), 53799#(and (<= 21 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 21)), 53800#(and (<= |#Ultimate.C_memset_#t~loopctr32| 22) (<= 22 |#Ultimate.C_memset_#t~loopctr32|)), 53801#(and (<= 23 |#Ultimate.C_memset_#t~loopctr32|) (<= |#Ultimate.C_memset_#t~loopctr32| 23)), 53802#(and (<= |#Ultimate.C_memset_#t~loopctr32| 24) (<= 24 |#Ultimate.C_memset_#t~loopctr32|)), 53803#(and (<= |#Ultimate.C_memset_#t~loopctr32| 25) (<= 25 |#Ultimate.C_memset_#t~loopctr32|)), 53804#(and (<= |#Ultimate.C_memset_#t~loopctr32| 26) (<= 26 |#Ultimate.C_memset_#t~loopctr32|)), 53805#(and (<= |#Ultimate.C_memset_#t~loopctr32| 27) (<= 27 |#Ultimate.C_memset_#t~loopctr32|)), 53806#(and (< 27 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 28)), 53742#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 53743#(and (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (or (and (not (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1))) (and (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 1)))), 53807#(and (<= |#Ultimate.C_memset_#amount| 28) (< 27 |#Ultimate.C_memset_#amount|)), 53302#true, 53303#false, 53501#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53502#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:10:12,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 1834 proven. 406 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:12,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-13 15:10:12,101 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-13 15:10:12,101 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=1404, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 15:10:12,101 INFO L87 Difference]: Start difference. First operand 312 states and 348 transitions. Second operand 39 states. [2018-04-13 15:10:14,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:14,882 INFO L93 Difference]: Finished difference Result 395 states and 453 transitions. [2018-04-13 15:10:14,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-13 15:10:14,882 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 226 [2018-04-13 15:10:14,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:14,883 INFO L225 Difference]: With dead ends: 395 [2018-04-13 15:10:14,883 INFO L226 Difference]: Without dead ends: 388 [2018-04-13 15:10:14,884 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=129, Invalid=2127, Unknown=0, NotChecked=0, Total=2256 [2018-04-13 15:10:14,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-04-13 15:10:14,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 313. [2018-04-13 15:10:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2018-04-13 15:10:14,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 350 transitions. [2018-04-13 15:10:14,887 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 350 transitions. Word has length 226 [2018-04-13 15:10:14,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:14,887 INFO L459 AbstractCegarLoop]: Abstraction has 313 states and 350 transitions. [2018-04-13 15:10:14,887 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-13 15:10:14,887 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 350 transitions. [2018-04-13 15:10:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-04-13 15:10:14,888 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:14,888 INFO L355 BasicCegarLoop]: trace histogram [85, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:14,888 INFO L408 AbstractCegarLoop]: === Iteration 56 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:14,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1340537936, now seen corresponding path program 30 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:14,896 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:15,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 1895 proven. 435 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:15,836 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:15,836 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-13 15:10:15,836 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:15,836 INFO L182 omatonBuilderFactory]: Interpolants [55040#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 54976#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 54977#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 55041#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 55042#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 55043#(not (= 119 |#Ultimate.C_memset_#amount|)), 54534#true, 54535#false, 54734#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 54735#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 54934#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 55012#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 55013#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 55014#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 55015#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 55016#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 55017#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 55018#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 55019#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 55020#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 55021#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 55022#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 55023#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 55024#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 54769#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 55025#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 55026#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 55027#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 55028#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 55029#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 55030#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 55031#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 55032#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 55033#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 55034#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 55035#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 55036#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 55037#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 55038#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 55039#(<= |#Ultimate.C_memset_#t~loopctr32| 26)] [2018-04-13 15:10:15,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 1895 proven. 435 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:15,837 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-13 15:10:15,837 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-13 15:10:15,837 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=514, Invalid=1046, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 15:10:15,837 INFO L87 Difference]: Start difference. First operand 313 states and 350 transitions. Second operand 40 states. [2018-04-13 15:10:17,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:17,223 INFO L93 Difference]: Finished difference Result 398 states and 458 transitions. [2018-04-13 15:10:17,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2018-04-13 15:10:17,223 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 227 [2018-04-13 15:10:17,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:17,224 INFO L225 Difference]: With dead ends: 398 [2018-04-13 15:10:17,224 INFO L226 Difference]: Without dead ends: 391 [2018-04-13 15:10:17,225 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 532 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1139, Invalid=3691, Unknown=0, NotChecked=0, Total=4830 [2018-04-13 15:10:17,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2018-04-13 15:10:17,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 314. [2018-04-13 15:10:17,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2018-04-13 15:10:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 352 transitions. [2018-04-13 15:10:17,228 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 352 transitions. Word has length 227 [2018-04-13 15:10:17,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:17,229 INFO L459 AbstractCegarLoop]: Abstraction has 314 states and 352 transitions. [2018-04-13 15:10:17,229 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-13 15:10:17,229 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 352 transitions. [2018-04-13 15:10:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-04-13 15:10:17,230 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:17,230 INFO L355 BasicCegarLoop]: trace histogram [86, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:17,230 INFO L408 AbstractCegarLoop]: === Iteration 57 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:17,230 INFO L82 PathProgramCache]: Analyzing trace with hash 649855357, now seen corresponding path program 31 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:17,233 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:18,059 INFO L134 CoverageAnalysis]: Checked inductivity of 4441 backedges. 1956 proven. 465 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:18,079 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:18,079 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2018-04-13 15:10:18,079 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:18,079 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:18,079 INFO L182 omatonBuilderFactory]: Interpolants [56320#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 22)), 56321#(and (<= |#Ultimate.C_memset_#t~loopctr32| 23) (< 0 |#Ultimate.C_memset_#amount|)), 56322#(and (<= |#Ultimate.C_memset_#t~loopctr32| 24) (< 0 |#Ultimate.C_memset_#amount|)), 56323#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 25)), 56324#(and (<= |#Ultimate.C_memset_#t~loopctr32| 26) (< 0 |#Ultimate.C_memset_#amount|)), 56260#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 56261#(and (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)) (= __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size|)), 56325#(and (<= |#Ultimate.C_memset_#t~loopctr32| 27) (< 0 |#Ultimate.C_memset_#amount|)), 56326#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 28)), 56327#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 29)), 55816#true, 56328#(and (<= |#Ultimate.C_memset_#t~loopctr32| 30) (< 0 |#Ultimate.C_memset_#amount|)), 55817#false, 56329#(and (<= |#Ultimate.C_memset_#amount| 30) (< 0 |#Ultimate.C_memset_#amount|)), 56017#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56018#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56217#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 56297#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1)) (not (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 119))), 56298#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 56299#(and (<= |#Ultimate.C_memset_#t~loopctr32| 1) (< 0 |#Ultimate.C_memset_#amount|)), 56300#(and (<= |#Ultimate.C_memset_#t~loopctr32| 2) (< 0 |#Ultimate.C_memset_#amount|)), 56301#(and (<= |#Ultimate.C_memset_#t~loopctr32| 3) (< 0 |#Ultimate.C_memset_#amount|)), 56302#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 4)), 56303#(and (<= |#Ultimate.C_memset_#t~loopctr32| 5) (< 0 |#Ultimate.C_memset_#amount|)), 56304#(and (<= |#Ultimate.C_memset_#t~loopctr32| 6) (< 0 |#Ultimate.C_memset_#amount|)), 56305#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 7)), 56306#(and (<= |#Ultimate.C_memset_#t~loopctr32| 8) (< 0 |#Ultimate.C_memset_#amount|)), 56307#(and (<= |#Ultimate.C_memset_#t~loopctr32| 9) (< 0 |#Ultimate.C_memset_#amount|)), 56052#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56308#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 10)), 56309#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 11)), 56310#(and (<= |#Ultimate.C_memset_#t~loopctr32| 12) (< 0 |#Ultimate.C_memset_#amount|)), 56311#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 13)), 56312#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 14)), 56313#(and (<= |#Ultimate.C_memset_#t~loopctr32| 15) (< 0 |#Ultimate.C_memset_#amount|)), 56314#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 16)), 56315#(and (<= |#Ultimate.C_memset_#t~loopctr32| 17) (< 0 |#Ultimate.C_memset_#amount|)), 56316#(and (<= |#Ultimate.C_memset_#t~loopctr32| 18) (< 0 |#Ultimate.C_memset_#amount|)), 56317#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 19)), 56318#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 20)), 56319#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr32| 21))] [2018-04-13 15:10:18,080 INFO L134 CoverageAnalysis]: Checked inductivity of 4441 backedges. 1956 proven. 465 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:18,080 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-13 15:10:18,080 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-13 15:10:18,080 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=517, Invalid=1123, Unknown=0, NotChecked=0, Total=1640 [2018-04-13 15:10:18,080 INFO L87 Difference]: Start difference. First operand 314 states and 352 transitions. Second operand 41 states. [2018-04-13 15:10:22,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:22,275 INFO L93 Difference]: Finished difference Result 395 states and 457 transitions. [2018-04-13 15:10:22,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2018-04-13 15:10:22,275 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 228 [2018-04-13 15:10:22,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:22,276 INFO L225 Difference]: With dead ends: 395 [2018-04-13 15:10:22,276 INFO L226 Difference]: Without dead ends: 388 [2018-04-13 15:10:22,276 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 660 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1187, Invalid=4363, Unknown=0, NotChecked=0, Total=5550 [2018-04-13 15:10:22,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-04-13 15:10:22,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 315. [2018-04-13 15:10:22,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2018-04-13 15:10:22,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 354 transitions. [2018-04-13 15:10:22,279 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 354 transitions. Word has length 228 [2018-04-13 15:10:22,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:22,280 INFO L459 AbstractCegarLoop]: Abstraction has 315 states and 354 transitions. [2018-04-13 15:10:22,280 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-13 15:10:22,280 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 354 transitions. [2018-04-13 15:10:22,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-04-13 15:10:22,280 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:22,281 INFO L355 BasicCegarLoop]: trace histogram [87, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:22,281 INFO L408 AbstractCegarLoop]: === Iteration 58 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:22,281 INFO L82 PathProgramCache]: Analyzing trace with hash 713531888, now seen corresponding path program 32 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:22,288 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:23,131 INFO L134 CoverageAnalysis]: Checked inductivity of 4533 backedges. 2017 proven. 496 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:23,150 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:23,150 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-13 15:10:23,150 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:23,151 INFO L182 omatonBuilderFactory]: Interpolants [57600#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 57345#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57601#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 57602#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 57603#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 57604#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 57605#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 57606#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 57607#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 57608#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 57609#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 57610#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 57611#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 57612#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 57613#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 57614#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 57615#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 57616#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 57617#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 57618#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 57554#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 57555#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 57619#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 57108#true, 57620#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 57109#false, 57621#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 57622#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 57623#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 57624#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 57625#(not (= 119 |#Ultimate.C_memset_#amount|)), 57310#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57311#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57510#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 57592#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 57593#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 57594#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 57595#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 57596#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 57597#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 57598#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 57599#(<= |#Ultimate.C_memset_#t~loopctr32| 6)] [2018-04-13 15:10:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4533 backedges. 2017 proven. 496 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:23,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-13 15:10:23,151 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-13 15:10:23,152 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=579, Invalid=1143, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 15:10:23,152 INFO L87 Difference]: Start difference. First operand 315 states and 354 transitions. Second operand 42 states. [2018-04-13 15:10:25,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:25,247 INFO L93 Difference]: Finished difference Result 404 states and 468 transitions. [2018-04-13 15:10:25,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-13 15:10:25,247 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 229 [2018-04-13 15:10:25,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:25,248 INFO L225 Difference]: With dead ends: 404 [2018-04-13 15:10:25,248 INFO L226 Difference]: Without dead ends: 397 [2018-04-13 15:10:25,248 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 599 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1304, Invalid=4098, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 15:10:25,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2018-04-13 15:10:25,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 316. [2018-04-13 15:10:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2018-04-13 15:10:25,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 356 transitions. [2018-04-13 15:10:25,252 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 356 transitions. Word has length 229 [2018-04-13 15:10:25,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:25,252 INFO L459 AbstractCegarLoop]: Abstraction has 316 states and 356 transitions. [2018-04-13 15:10:25,252 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-13 15:10:25,252 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 356 transitions. [2018-04-13 15:10:25,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-04-13 15:10:25,253 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:25,253 INFO L355 BasicCegarLoop]: trace histogram [88, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:25,253 INFO L408 AbstractCegarLoop]: === Iteration 59 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:25,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1607462947, now seen corresponding path program 33 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:25,255 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:26,131 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 2078 proven. 528 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:26,149 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:26,149 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2018-04-13 15:10:26,149 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:26,150 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:26,150 INFO L182 omatonBuilderFactory]: Interpolants [58897#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 58898#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 58899#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 58900#(= 2 |#Ultimate.C_memset_#t~loopctr32|), 58901#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 58902#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 58903#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 58648#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 58904#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 58905#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 58906#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 58907#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 58908#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 58909#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 58910#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 58911#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 58912#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 58913#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 58914#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 58915#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 58916#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 58917#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 58918#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 58919#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 58920#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 58921#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 58410#true, 58922#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 58858#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 58411#false, 58859#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 58923#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 58924#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 58925#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 58926#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 58927#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 58928#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 58929#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 58930#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 58931#(not (= 119 |#Ultimate.C_memset_#amount|)), 58613#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 58614#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 58813#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119))))] [2018-04-13 15:10:26,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 2078 proven. 528 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:26,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-13 15:10:26,150 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-13 15:10:26,150 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=611, Invalid=1195, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 15:10:26,151 INFO L87 Difference]: Start difference. First operand 316 states and 356 transitions. Second operand 43 states. [2018-04-13 15:10:28,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:28,654 INFO L93 Difference]: Finished difference Result 407 states and 473 transitions. [2018-04-13 15:10:28,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2018-04-13 15:10:28,654 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 230 [2018-04-13 15:10:28,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:28,655 INFO L225 Difference]: With dead ends: 407 [2018-04-13 15:10:28,655 INFO L226 Difference]: Without dead ends: 400 [2018-04-13 15:10:28,656 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 633 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1388, Invalid=4312, Unknown=0, NotChecked=0, Total=5700 [2018-04-13 15:10:28,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2018-04-13 15:10:28,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 317. [2018-04-13 15:10:28,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2018-04-13 15:10:28,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 358 transitions. [2018-04-13 15:10:28,659 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 358 transitions. Word has length 230 [2018-04-13 15:10:28,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:28,659 INFO L459 AbstractCegarLoop]: Abstraction has 317 states and 358 transitions. [2018-04-13 15:10:28,659 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-13 15:10:28,659 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 358 transitions. [2018-04-13 15:10:28,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-04-13 15:10:28,659 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:28,660 INFO L355 BasicCegarLoop]: trace histogram [89, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:28,660 INFO L408 AbstractCegarLoop]: === Iteration 60 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:28,660 INFO L82 PathProgramCache]: Analyzing trace with hash -543858800, now seen corresponding path program 34 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:28,663 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:29,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 2139 proven. 561 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:29,512 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:29,512 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-13 15:10:29,512 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:29,512 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:29,513 INFO L182 omatonBuilderFactory]: Interpolants [60224#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 60225#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 60226#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 60227#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 60228#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 60229#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 60230#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 60231#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 60232#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 60233#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 59722#true, 60234#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 59723#false, 60235#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 60236#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 60172#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 60173#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 60237#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 60238#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 60239#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 60240#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 60241#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 60242#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 60243#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 60244#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 60245#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 59926#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60246#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 59927#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60247#(not (= 119 |#Ultimate.C_memset_#amount|)), 60126#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 60212#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 60213#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 60214#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 60215#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 60216#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 59961#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60217#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 60218#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 60219#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 60220#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 60221#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 60222#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 60223#(<= |#Ultimate.C_memset_#t~loopctr32| 10)] [2018-04-13 15:10:29,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 2139 proven. 561 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:29,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-13 15:10:29,513 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-13 15:10:29,513 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=649, Invalid=1243, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 15:10:29,513 INFO L87 Difference]: Start difference. First operand 317 states and 358 transitions. Second operand 44 states. [2018-04-13 15:10:31,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:31,730 INFO L93 Difference]: Finished difference Result 410 states and 478 transitions. [2018-04-13 15:10:31,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2018-04-13 15:10:31,730 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 231 [2018-04-13 15:10:31,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:31,731 INFO L225 Difference]: With dead ends: 410 [2018-04-13 15:10:31,731 INFO L226 Difference]: Without dead ends: 403 [2018-04-13 15:10:31,731 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1483, Invalid=4523, Unknown=0, NotChecked=0, Total=6006 [2018-04-13 15:10:31,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-04-13 15:10:31,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 318. [2018-04-13 15:10:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2018-04-13 15:10:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 360 transitions. [2018-04-13 15:10:31,734 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 360 transitions. Word has length 231 [2018-04-13 15:10:31,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:31,735 INFO L459 AbstractCegarLoop]: Abstraction has 318 states and 360 transitions. [2018-04-13 15:10:31,735 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-13 15:10:31,735 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 360 transitions. [2018-04-13 15:10:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-04-13 15:10:31,735 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:31,735 INFO L355 BasicCegarLoop]: trace histogram [90, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:31,736 INFO L408 AbstractCegarLoop]: === Iteration 61 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:31,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1931868611, now seen corresponding path program 35 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:31,738 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:32,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2200 proven. 595 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:32,582 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:32,582 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-04-13 15:10:32,582 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:32,582 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:32,583 INFO L182 omatonBuilderFactory]: Interpolants [61568#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 61249#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 61569#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 61250#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 61570#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 61571#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 61572#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 61573#(not (= 119 |#Ultimate.C_memset_#amount|)), 61449#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 61537#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 61538#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 61539#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 61284#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 61540#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 61541#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 61542#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 61543#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 61544#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 61545#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 61546#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 61547#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 61548#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 61549#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 61550#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 61551#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 61552#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 61553#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 61554#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 61555#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 61044#true, 61556#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 61045#false, 61557#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 61558#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 61559#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 61560#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 61496#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 61497#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 61561#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 61562#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 61563#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 61564#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 61565#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 61566#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 61567#(<= |#Ultimate.C_memset_#t~loopctr32| 29)] [2018-04-13 15:10:32,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2200 proven. 595 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:32,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-13 15:10:32,583 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-13 15:10:32,583 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=685, Invalid=1295, Unknown=0, NotChecked=0, Total=1980 [2018-04-13 15:10:32,583 INFO L87 Difference]: Start difference. First operand 318 states and 360 transitions. Second operand 45 states. [2018-04-13 15:10:34,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:34,186 INFO L93 Difference]: Finished difference Result 413 states and 483 transitions. [2018-04-13 15:10:34,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2018-04-13 15:10:34,187 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 232 [2018-04-13 15:10:34,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:34,188 INFO L225 Difference]: With dead ends: 413 [2018-04-13 15:10:34,188 INFO L226 Difference]: Without dead ends: 406 [2018-04-13 15:10:34,188 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 708 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1576, Invalid=4744, Unknown=0, NotChecked=0, Total=6320 [2018-04-13 15:10:34,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2018-04-13 15:10:34,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 319. [2018-04-13 15:10:34,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2018-04-13 15:10:34,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 362 transitions. [2018-04-13 15:10:34,192 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 362 transitions. Word has length 232 [2018-04-13 15:10:34,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:34,192 INFO L459 AbstractCegarLoop]: Abstraction has 319 states and 362 transitions. [2018-04-13 15:10:34,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-13 15:10:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 362 transitions. [2018-04-13 15:10:34,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-04-13 15:10:34,192 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:34,193 INFO L355 BasicCegarLoop]: trace histogram [91, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:34,193 INFO L408 AbstractCegarLoop]: === Iteration 62 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:34,193 INFO L82 PathProgramCache]: Analyzing trace with hash -2010499792, now seen corresponding path program 36 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:34,195 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:35,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4911 backedges. 2261 proven. 630 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:35,100 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:35,100 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-13 15:10:35,100 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:35,100 INFO L182 omatonBuilderFactory]: Interpolants [62872#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 62617#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62873#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 62874#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 62875#(= |#Ultimate.C_memset_#t~loopctr32| 2), 62876#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 62877#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 62878#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 62879#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 62880#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 62881#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 62882#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 62883#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 62884#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 62885#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 62886#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 62887#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 62376#true, 62888#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 62377#false, 62889#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 62890#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 62891#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 62892#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 62893#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 62894#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 62830#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 62831#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 62895#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 62896#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 62897#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 62898#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 62899#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 62900#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 62901#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 62582#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62902#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 62583#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62903#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 62904#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 62905#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 62906#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 62907#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 62908#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 62909#(not (= 119 |#Ultimate.C_memset_#amount|)), 62782#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119))))] [2018-04-13 15:10:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4911 backedges. 2261 proven. 630 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:35,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-13 15:10:35,101 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-13 15:10:35,101 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=719, Invalid=1351, Unknown=0, NotChecked=0, Total=2070 [2018-04-13 15:10:35,101 INFO L87 Difference]: Start difference. First operand 319 states and 362 transitions. Second operand 46 states. [2018-04-13 15:10:37,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:37,687 INFO L93 Difference]: Finished difference Result 416 states and 488 transitions. [2018-04-13 15:10:37,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2018-04-13 15:10:37,687 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 233 [2018-04-13 15:10:37,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:37,688 INFO L225 Difference]: With dead ends: 416 [2018-04-13 15:10:37,688 INFO L226 Difference]: Without dead ends: 409 [2018-04-13 15:10:37,688 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1667, Invalid=4975, Unknown=0, NotChecked=0, Total=6642 [2018-04-13 15:10:37,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2018-04-13 15:10:37,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 320. [2018-04-13 15:10:37,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-04-13 15:10:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 364 transitions. [2018-04-13 15:10:37,692 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 364 transitions. Word has length 233 [2018-04-13 15:10:37,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:37,692 INFO L459 AbstractCegarLoop]: Abstraction has 320 states and 364 transitions. [2018-04-13 15:10:37,692 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-13 15:10:37,692 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 364 transitions. [2018-04-13 15:10:37,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-04-13 15:10:37,693 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:37,693 INFO L355 BasicCegarLoop]: trace histogram [92, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:37,693 INFO L408 AbstractCegarLoop]: === Iteration 63 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:37,693 INFO L82 PathProgramCache]: Analyzing trace with hash -153099107, now seen corresponding path program 37 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:37,698 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:38,751 INFO L134 CoverageAnalysis]: Checked inductivity of 5008 backedges. 2322 proven. 666 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:38,769 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:38,769 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2018-04-13 15:10:38,769 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:38,770 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:38,770 INFO L182 omatonBuilderFactory]: Interpolants [63960#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 64217#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 64218#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 64219#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 64220#(= |#Ultimate.C_memset_#t~loopctr32| 2), 64221#(= 3 |#Ultimate.C_memset_#t~loopctr32|), 64222#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 64223#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 64224#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 64225#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 64226#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 64227#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 64228#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 64229#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 63718#true, 64230#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 63719#false, 64231#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 64232#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 64233#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 64234#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 64235#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 64236#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 64237#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 64238#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 64174#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 64175#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 64239#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 64240#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 64241#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 64242#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 64243#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 64244#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 63925#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 64245#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 63926#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 64246#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 64247#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 64248#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 64249#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 64250#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 64251#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 64252#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 64125#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 64253#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 64254#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 64255#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-13 15:10:38,770 INFO L134 CoverageAnalysis]: Checked inductivity of 5008 backedges. 2322 proven. 666 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:38,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-13 15:10:38,770 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-13 15:10:38,771 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=754, Invalid=1408, Unknown=0, NotChecked=0, Total=2162 [2018-04-13 15:10:38,771 INFO L87 Difference]: Start difference. First operand 320 states and 364 transitions. Second operand 47 states. [2018-04-13 15:10:41,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:41,501 INFO L93 Difference]: Finished difference Result 419 states and 493 transitions. [2018-04-13 15:10:41,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2018-04-13 15:10:41,501 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 234 [2018-04-13 15:10:41,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:41,502 INFO L225 Difference]: With dead ends: 419 [2018-04-13 15:10:41,502 INFO L226 Difference]: Without dead ends: 412 [2018-04-13 15:10:41,502 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 782 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1762, Invalid=5210, Unknown=0, NotChecked=0, Total=6972 [2018-04-13 15:10:41,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2018-04-13 15:10:41,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 321. [2018-04-13 15:10:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2018-04-13 15:10:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 366 transitions. [2018-04-13 15:10:41,506 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 366 transitions. Word has length 234 [2018-04-13 15:10:41,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:41,506 INFO L459 AbstractCegarLoop]: Abstraction has 321 states and 366 transitions. [2018-04-13 15:10:41,506 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-13 15:10:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 366 transitions. [2018-04-13 15:10:41,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-04-13 15:10:41,506 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:41,507 INFO L355 BasicCegarLoop]: trace histogram [93, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:41,507 INFO L408 AbstractCegarLoop]: === Iteration 64 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:41,507 INFO L82 PathProgramCache]: Analyzing trace with hash 1591747280, now seen corresponding path program 38 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:41,509 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 5106 backedges. 2383 proven. 703 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:42,467 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:42,467 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-04-13 15:10:42,468 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:42,468 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:42,468 INFO L182 omatonBuilderFactory]: Interpolants [65601#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 65600#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 65603#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 65602#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 65605#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 65604#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 65478#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 65607#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 65606#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 65609#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 65608#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 65611#(not (= 119 |#Ultimate.C_memset_#amount|)), 65610#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 65313#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65573#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 65572#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 65575#(= |#Ultimate.C_memset_#t~loopctr32| 2), 65574#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 65577#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 65576#(= |#Ultimate.C_memset_#t~loopctr32| 3), 65579#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 65578#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 65581#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 65580#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 65070#true, 65583#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 65071#false, 65582#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 65585#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 65584#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 65587#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 65586#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 65589#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 65588#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 65591#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 65590#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 65593#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 65528#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 65529#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 65592#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 65595#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 65594#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 65597#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 65596#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 65278#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65599#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 65279#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65598#(<= |#Ultimate.C_memset_#t~loopctr32| 25)] [2018-04-13 15:10:42,468 INFO L134 CoverageAnalysis]: Checked inductivity of 5106 backedges. 2383 proven. 703 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:42,469 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-13 15:10:42,469 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-13 15:10:42,469 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=793, Invalid=1463, Unknown=0, NotChecked=0, Total=2256 [2018-04-13 15:10:42,469 INFO L87 Difference]: Start difference. First operand 321 states and 366 transitions. Second operand 48 states. [2018-04-13 15:10:44,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:44,143 INFO L93 Difference]: Finished difference Result 422 states and 498 transitions. [2018-04-13 15:10:44,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-13 15:10:44,143 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 235 [2018-04-13 15:10:44,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:44,144 INFO L225 Difference]: With dead ends: 422 [2018-04-13 15:10:44,144 INFO L226 Difference]: Without dead ends: 415 [2018-04-13 15:10:44,145 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 822 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1864, Invalid=5446, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 15:10:44,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2018-04-13 15:10:44,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 322. [2018-04-13 15:10:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2018-04-13 15:10:44,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 368 transitions. [2018-04-13 15:10:44,149 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 368 transitions. Word has length 235 [2018-04-13 15:10:44,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:44,149 INFO L459 AbstractCegarLoop]: Abstraction has 322 states and 368 transitions. [2018-04-13 15:10:44,149 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-13 15:10:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 368 transitions. [2018-04-13 15:10:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-04-13 15:10:44,150 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:44,150 INFO L355 BasicCegarLoop]: trace histogram [94, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:44,150 INFO L408 AbstractCegarLoop]: === Iteration 65 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:44,151 INFO L82 PathProgramCache]: Analyzing trace with hash -152589571, now seen corresponding path program 39 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:44,153 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:45,117 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2444 proven. 741 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:45,134 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:45,134 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2018-04-13 15:10:45,135 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:45,135 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:45,135 INFO L182 omatonBuilderFactory]: Interpolants [66433#false, 66945#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 66432#true, 66944#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 66947#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 66946#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 66949#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 66948#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 66951#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 66950#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 66953#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 66952#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 66955#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 66954#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 66957#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 66956#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 66959#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 66958#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 66961#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 66960#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 66963#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 66962#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 66965#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 66964#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 66967#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 66966#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 66841#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 66969#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 66968#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 66971#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 66970#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 66973#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 66972#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 66975#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 66974#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 66977#(not (= 119 |#Ultimate.C_memset_#amount|)), 66976#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 66893#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 66892#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 66641#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 66642#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 66676#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 66937#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 66939#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 66938#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 66941#(= |#Ultimate.C_memset_#t~loopctr32| 3), 66940#(= |#Ultimate.C_memset_#t~loopctr32| 2), 66943#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 66942#(= 4 |#Ultimate.C_memset_#t~loopctr32|)] [2018-04-13 15:10:45,135 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2444 proven. 741 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:45,135 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-13 15:10:45,135 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-13 15:10:45,136 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=829, Invalid=1523, Unknown=0, NotChecked=0, Total=2352 [2018-04-13 15:10:45,136 INFO L87 Difference]: Start difference. First operand 322 states and 368 transitions. Second operand 49 states. [2018-04-13 15:10:47,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:47,306 INFO L93 Difference]: Finished difference Result 425 states and 503 transitions. [2018-04-13 15:10:47,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2018-04-13 15:10:47,306 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 236 [2018-04-13 15:10:47,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:47,308 INFO L225 Difference]: With dead ends: 425 [2018-04-13 15:10:47,308 INFO L226 Difference]: Without dead ends: 418 [2018-04-13 15:10:47,308 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 862 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1964, Invalid=5692, Unknown=0, NotChecked=0, Total=7656 [2018-04-13 15:10:47,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2018-04-13 15:10:47,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 323. [2018-04-13 15:10:47,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2018-04-13 15:10:47,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 370 transitions. [2018-04-13 15:10:47,312 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 370 transitions. Word has length 236 [2018-04-13 15:10:47,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:47,312 INFO L459 AbstractCegarLoop]: Abstraction has 323 states and 370 transitions. [2018-04-13 15:10:47,312 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-13 15:10:47,312 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 370 transitions. [2018-04-13 15:10:47,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-04-13 15:10:47,312 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:47,313 INFO L355 BasicCegarLoop]: trace histogram [95, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:47,313 INFO L408 AbstractCegarLoop]: === Iteration 66 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:47,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1607542896, now seen corresponding path program 40 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:47,315 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:48,268 INFO L134 CoverageAnalysis]: Checked inductivity of 5305 backedges. 2505 proven. 780 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:48,286 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:48,286 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2018-04-13 15:10:48,287 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:48,287 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:48,287 INFO L182 omatonBuilderFactory]: Interpolants [68353#(not (= 119 |#Ultimate.C_memset_#amount|)), 68352#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 68267#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 68266#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 68015#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68014#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68049#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68313#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 68312#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 68315#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 68314#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 67805#false, 68317#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 67804#true, 68316#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 68319#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 68318#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 68321#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 68320#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 68323#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 68322#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 68325#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 68324#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 68327#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 68326#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 68329#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 68328#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 68331#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 68330#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 68333#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 68332#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 68335#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 68334#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 68337#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 68336#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 68339#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 68338#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 68341#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 68340#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 68343#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 68214#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 68342#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 68345#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 68344#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 68347#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 68346#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 68349#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 68348#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 68351#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 68350#(<= |#Ultimate.C_memset_#t~loopctr32| 37)] [2018-04-13 15:10:48,287 INFO L134 CoverageAnalysis]: Checked inductivity of 5305 backedges. 2505 proven. 780 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:48,287 INFO L442 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-04-13 15:10:48,288 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-04-13 15:10:48,288 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=880, Invalid=1570, Unknown=0, NotChecked=0, Total=2450 [2018-04-13 15:10:48,288 INFO L87 Difference]: Start difference. First operand 323 states and 370 transitions. Second operand 50 states. [2018-04-13 15:10:49,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:49,760 INFO L93 Difference]: Finished difference Result 428 states and 508 transitions. [2018-04-13 15:10:49,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2018-04-13 15:10:49,760 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 237 [2018-04-13 15:10:49,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:49,761 INFO L225 Difference]: With dead ends: 428 [2018-04-13 15:10:49,761 INFO L226 Difference]: Without dead ends: 421 [2018-04-13 15:10:49,762 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 908 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=2086, Invalid=5924, Unknown=0, NotChecked=0, Total=8010 [2018-04-13 15:10:49,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2018-04-13 15:10:49,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 324. [2018-04-13 15:10:49,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2018-04-13 15:10:49,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 372 transitions. [2018-04-13 15:10:49,765 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 372 transitions. Word has length 237 [2018-04-13 15:10:49,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:49,765 INFO L459 AbstractCegarLoop]: Abstraction has 324 states and 372 transitions. [2018-04-13 15:10:49,765 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-04-13 15:10:49,765 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 372 transitions. [2018-04-13 15:10:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-04-13 15:10:49,766 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:49,766 INFO L355 BasicCegarLoop]: trace histogram [96, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:49,766 INFO L408 AbstractCegarLoop]: === Iteration 67 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:49,766 INFO L82 PathProgramCache]: Analyzing trace with hash 337074525, now seen corresponding path program 41 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:49,769 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:50,783 INFO L134 CoverageAnalysis]: Checked inductivity of 5406 backedges. 2566 proven. 820 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:50,801 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:50,801 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [51] total 51 [2018-04-13 15:10:50,801 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:50,801 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:50,802 INFO L182 omatonBuilderFactory]: Interpolants [69651#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 69650#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 69397#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 69398#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 69432#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 69697#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 69187#false, 69699#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 69186#true, 69698#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 69701#(= |#Ultimate.C_memset_#t~loopctr32| 3), 69700#(= |#Ultimate.C_memset_#t~loopctr32| 2), 69703#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 69702#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 69705#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 69704#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 69707#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 69706#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 69709#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 69708#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 69711#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 69710#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 69713#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 69712#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 69715#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 69714#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 69717#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 69716#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 69719#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 69718#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 69721#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 69720#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 69723#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 69722#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 69597#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 69725#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 69724#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 69727#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 69726#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 69729#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 69728#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 69731#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 69730#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 69733#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 69732#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 69735#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 69734#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 69737#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 69736#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 69739#(not (= 119 |#Ultimate.C_memset_#amount|)), 69738#(<= |#Ultimate.C_memset_#t~loopctr32| 40)] [2018-04-13 15:10:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5406 backedges. 2566 proven. 820 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:50,802 INFO L442 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-04-13 15:10:50,802 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-04-13 15:10:50,802 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=912, Invalid=1638, Unknown=0, NotChecked=0, Total=2550 [2018-04-13 15:10:50,802 INFO L87 Difference]: Start difference. First operand 324 states and 372 transitions. Second operand 51 states. [2018-04-13 15:10:53,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:53,234 INFO L93 Difference]: Finished difference Result 431 states and 513 transitions. [2018-04-13 15:10:53,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2018-04-13 15:10:53,234 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 238 [2018-04-13 15:10:53,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:53,235 INFO L225 Difference]: With dead ends: 431 [2018-04-13 15:10:53,235 INFO L226 Difference]: Without dead ends: 424 [2018-04-13 15:10:53,236 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 947 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2183, Invalid=6189, Unknown=0, NotChecked=0, Total=8372 [2018-04-13 15:10:53,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2018-04-13 15:10:53,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 325. [2018-04-13 15:10:53,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2018-04-13 15:10:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 374 transitions. [2018-04-13 15:10:53,239 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 374 transitions. Word has length 238 [2018-04-13 15:10:53,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:53,239 INFO L459 AbstractCegarLoop]: Abstraction has 325 states and 374 transitions. [2018-04-13 15:10:53,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-04-13 15:10:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 374 transitions. [2018-04-13 15:10:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-04-13 15:10:53,240 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:53,240 INFO L355 BasicCegarLoop]: trace histogram [97, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:53,240 INFO L408 AbstractCegarLoop]: === Iteration 68 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:53,240 INFO L82 PathProgramCache]: Analyzing trace with hash -392739312, now seen corresponding path program 42 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:53,242 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:54,304 INFO L134 CoverageAnalysis]: Checked inductivity of 5508 backedges. 2627 proven. 861 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:54,322 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:54,322 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [52] total 52 [2018-04-13 15:10:54,322 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:54,323 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:54,323 INFO L182 omatonBuilderFactory]: Interpolants [71045#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 71044#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 70791#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70790#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70825#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70579#false, 70578#true, 71093#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 71092#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 71095#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 71094#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 71097#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 71096#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 71099#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 71098#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 71101#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 71100#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 71103#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 71102#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 71105#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 71104#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 71107#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 71106#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 71109#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 71108#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 71111#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 71110#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 71113#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 71112#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 71115#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 71114#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 71117#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 71116#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 71119#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 70990#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 71118#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 71121#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 71120#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 71123#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 71122#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 71125#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 71124#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 71127#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 71126#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 71129#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 71128#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 71131#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 71130#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 71133#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 71132#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 71135#(not (= 119 |#Ultimate.C_memset_#amount|)), 71134#(<= |#Ultimate.C_memset_#t~loopctr32| 41)] [2018-04-13 15:10:54,323 INFO L134 CoverageAnalysis]: Checked inductivity of 5508 backedges. 2627 proven. 861 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:54,323 INFO L442 AbstractCegarLoop]: Interpolant automaton has 52 states [2018-04-13 15:10:54,323 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2018-04-13 15:10:54,323 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=965, Invalid=1687, Unknown=0, NotChecked=0, Total=2652 [2018-04-13 15:10:54,323 INFO L87 Difference]: Start difference. First operand 325 states and 374 transitions. Second operand 52 states. [2018-04-13 15:10:56,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:56,641 INFO L93 Difference]: Finished difference Result 434 states and 518 transitions. [2018-04-13 15:10:56,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2018-04-13 15:10:56,642 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 239 [2018-04-13 15:10:56,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:56,643 INFO L225 Difference]: With dead ends: 434 [2018-04-13 15:10:56,643 INFO L226 Difference]: Without dead ends: 427 [2018-04-13 15:10:56,643 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 995 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2311, Invalid=6431, Unknown=0, NotChecked=0, Total=8742 [2018-04-13 15:10:56,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2018-04-13 15:10:56,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 326. [2018-04-13 15:10:56,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2018-04-13 15:10:56,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 376 transitions. [2018-04-13 15:10:56,647 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 376 transitions. Word has length 239 [2018-04-13 15:10:56,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:56,647 INFO L459 AbstractCegarLoop]: Abstraction has 326 states and 376 transitions. [2018-04-13 15:10:56,647 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states. [2018-04-13 15:10:56,648 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 376 transitions. [2018-04-13 15:10:56,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-04-13 15:10:56,648 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:56,648 INFO L355 BasicCegarLoop]: trace histogram [98, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:56,648 INFO L408 AbstractCegarLoop]: === Iteration 69 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:56,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1542131779, now seen corresponding path program 43 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:56,651 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:57,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5611 backedges. 2688 proven. 903 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:57,784 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:10:57,784 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [53] total 53 [2018-04-13 15:10:57,784 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:57,784 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:10:57,784 INFO L182 omatonBuilderFactory]: Interpolants [72193#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 72449#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 72448#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 72194#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 72228#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 71981#false, 71980#true, 72497#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 72499#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 72498#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 72501#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 72500#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 72503#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 72502#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 72505#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 72504#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 72507#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 72506#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 72509#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 72508#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 72511#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 72510#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 72513#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 72512#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 72515#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 72514#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 72517#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 72516#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 72519#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 72518#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 72393#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 72521#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 72520#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 72523#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 72522#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 72525#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 72524#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 72527#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 72526#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 72529#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 72528#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 72531#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 72530#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 72533#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 72532#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 72535#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 72534#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 72537#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 72536#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 72539#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 72538#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 72541#(not (= 119 |#Ultimate.C_memset_#amount|)), 72540#(<= |#Ultimate.C_memset_#t~loopctr32| 42)] [2018-04-13 15:10:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 5611 backedges. 2688 proven. 903 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:10:57,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-04-13 15:10:57,785 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-04-13 15:10:57,785 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1008, Invalid=1748, Unknown=0, NotChecked=0, Total=2756 [2018-04-13 15:10:57,785 INFO L87 Difference]: Start difference. First operand 326 states and 376 transitions. Second operand 53 states. [2018-04-13 15:11:00,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:00,359 INFO L93 Difference]: Finished difference Result 437 states and 523 transitions. [2018-04-13 15:11:00,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2018-04-13 15:11:00,359 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 240 [2018-04-13 15:11:00,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:00,360 INFO L225 Difference]: With dead ends: 437 [2018-04-13 15:11:00,360 INFO L226 Difference]: Without dead ends: 430 [2018-04-13 15:11:00,361 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1039 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2426, Invalid=6694, Unknown=0, NotChecked=0, Total=9120 [2018-04-13 15:11:00,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2018-04-13 15:11:00,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 327. [2018-04-13 15:11:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2018-04-13 15:11:00,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 378 transitions. [2018-04-13 15:11:00,364 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 378 transitions. Word has length 240 [2018-04-13 15:11:00,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:00,364 INFO L459 AbstractCegarLoop]: Abstraction has 327 states and 378 transitions. [2018-04-13 15:11:00,364 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states. [2018-04-13 15:11:00,364 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 378 transitions. [2018-04-13 15:11:00,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-04-13 15:11:00,365 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:00,365 INFO L355 BasicCegarLoop]: trace histogram [99, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:00,365 INFO L408 AbstractCegarLoop]: === Iteration 70 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:00,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1481407408, now seen corresponding path program 44 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:00,367 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 5715 backedges. 2749 proven. 946 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:01,509 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:01,509 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2018-04-13 15:11:01,509 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:01,510 INFO L182 omatonBuilderFactory]: Interpolants [73607#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73863#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 73606#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73862#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 73641#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73393#false, 73392#true, 73913#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 73912#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 73915#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 73914#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 73917#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 73916#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 73919#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 73918#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 73921#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 73920#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 73923#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 73922#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 73925#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 73924#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 73927#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 73926#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 73929#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 73928#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 73931#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 73930#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 73933#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 73932#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 73935#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 73806#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 73934#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 73937#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 73936#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 73939#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 73938#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 73941#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 73940#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 73943#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 73942#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 73945#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 73944#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 73947#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 73946#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 73949#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 73948#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 73951#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 73950#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 73953#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 73952#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 73955#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 73954#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 73957#(not (= 119 |#Ultimate.C_memset_#amount|)), 73956#(<= |#Ultimate.C_memset_#t~loopctr32| 43)] [2018-04-13 15:11:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 5715 backedges. 2749 proven. 946 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:01,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-04-13 15:11:01,511 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-04-13 15:11:01,511 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1054, Invalid=1808, Unknown=0, NotChecked=0, Total=2862 [2018-04-13 15:11:01,511 INFO L87 Difference]: Start difference. First operand 327 states and 378 transitions. Second operand 54 states. [2018-04-13 15:11:04,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:04,407 INFO L93 Difference]: Finished difference Result 440 states and 528 transitions. [2018-04-13 15:11:04,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2018-04-13 15:11:04,407 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 241 [2018-04-13 15:11:04,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:04,409 INFO L225 Difference]: With dead ends: 440 [2018-04-13 15:11:04,409 INFO L226 Difference]: Without dead ends: 433 [2018-04-13 15:11:04,409 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1086 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=2548, Invalid=6958, Unknown=0, NotChecked=0, Total=9506 [2018-04-13 15:11:04,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2018-04-13 15:11:04,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 328. [2018-04-13 15:11:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 328 states. [2018-04-13 15:11:04,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 380 transitions. [2018-04-13 15:11:04,413 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 380 transitions. Word has length 241 [2018-04-13 15:11:04,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:04,413 INFO L459 AbstractCegarLoop]: Abstraction has 328 states and 380 transitions. [2018-04-13 15:11:04,413 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-04-13 15:11:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 380 transitions. [2018-04-13 15:11:04,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-04-13 15:11:04,414 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:04,414 INFO L355 BasicCegarLoop]: trace histogram [100, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:04,414 INFO L408 AbstractCegarLoop]: === Iteration 71 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:04,414 INFO L82 PathProgramCache]: Analyzing trace with hash 721841693, now seen corresponding path program 45 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:04,416 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 5820 backedges. 2810 proven. 990 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:05,596 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:05,597 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [55] total 55 [2018-04-13 15:11:05,597 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:05,597 INFO L182 omatonBuilderFactory]: Interpolants [75029#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 75287#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 75030#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 75286#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 75064#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 74815#false, 74814#true, 75337#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 75339#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 75338#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 75341#(= |#Ultimate.C_memset_#t~loopctr32| 3), 75340#(= 2 |#Ultimate.C_memset_#t~loopctr32|), 75343#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 75342#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 75345#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 75344#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 75347#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 75346#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 75349#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 75348#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 75351#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 75350#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 75353#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 75352#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 75355#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 75354#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 75229#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 75357#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 75356#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 75359#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 75358#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 75361#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 75360#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 75363#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 75362#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 75365#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 75364#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 75367#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 75366#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 75369#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 75368#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 75371#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 75370#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 75373#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 75372#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 75375#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 75374#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 75377#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 75376#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 75379#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 75378#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 75381#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 75380#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 75383#(not (= 119 |#Ultimate.C_memset_#amount|)), 75382#(<= |#Ultimate.C_memset_#t~loopctr32| 44)] [2018-04-13 15:11:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 5820 backedges. 2810 proven. 990 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:05,597 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-04-13 15:11:05,598 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-04-13 15:11:05,598 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1090, Invalid=1880, Unknown=0, NotChecked=0, Total=2970 [2018-04-13 15:11:05,598 INFO L87 Difference]: Start difference. First operand 328 states and 380 transitions. Second operand 55 states. [2018-04-13 15:11:08,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:08,237 INFO L93 Difference]: Finished difference Result 443 states and 533 transitions. [2018-04-13 15:11:08,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2018-04-13 15:11:08,237 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 242 [2018-04-13 15:11:08,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:08,238 INFO L225 Difference]: With dead ends: 443 [2018-04-13 15:11:08,238 INFO L226 Difference]: Without dead ends: 436 [2018-04-13 15:11:08,239 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1129 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=2657, Invalid=7243, Unknown=0, NotChecked=0, Total=9900 [2018-04-13 15:11:08,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2018-04-13 15:11:08,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 329. [2018-04-13 15:11:08,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2018-04-13 15:11:08,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 382 transitions. [2018-04-13 15:11:08,242 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 382 transitions. Word has length 242 [2018-04-13 15:11:08,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:08,242 INFO L459 AbstractCegarLoop]: Abstraction has 329 states and 382 transitions. [2018-04-13 15:11:08,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-04-13 15:11:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 382 transitions. [2018-04-13 15:11:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-04-13 15:11:08,243 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:08,243 INFO L355 BasicCegarLoop]: trace histogram [101, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:08,243 INFO L408 AbstractCegarLoop]: === Iteration 72 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:08,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1349858992, now seen corresponding path program 46 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:08,246 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:09,457 INFO L134 CoverageAnalysis]: Checked inductivity of 5926 backedges. 2871 proven. 1035 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:09,474 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:09,474 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [56] total 56 [2018-04-13 15:11:09,474 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:09,475 INFO L182 omatonBuilderFactory]: Interpolants [76801#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 76800#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 76803#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 76802#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 76805#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 76804#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 76807#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 76806#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 76809#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 76808#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 76811#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 76810#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 76813#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 76812#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 76815#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 76814#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 76817#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 76816#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 76819#(not (= |#Ultimate.C_memset_#amount| 119)), 76818#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 76463#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76462#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76721#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 76720#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 76497#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76247#false, 76246#true, 76773#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 76772#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 76775#(= |#Ultimate.C_memset_#t~loopctr32| 2), 76774#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 76777#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 76776#(= |#Ultimate.C_memset_#t~loopctr32| 3), 76779#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 76778#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 76781#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 76780#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 76783#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 76782#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 76785#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 76784#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 76787#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 76786#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 76789#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 76788#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 76791#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 76662#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 76790#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 76793#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 76792#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 76795#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 76794#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 76797#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 76796#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 76799#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 76798#(<= |#Ultimate.C_memset_#t~loopctr32| 25)] [2018-04-13 15:11:09,475 INFO L134 CoverageAnalysis]: Checked inductivity of 5926 backedges. 2871 proven. 1035 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:09,475 INFO L442 AbstractCegarLoop]: Interpolant automaton has 56 states [2018-04-13 15:11:09,475 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2018-04-13 15:11:09,475 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1141, Invalid=1939, Unknown=0, NotChecked=0, Total=3080 [2018-04-13 15:11:09,475 INFO L87 Difference]: Start difference. First operand 329 states and 382 transitions. Second operand 56 states. [2018-04-13 15:11:11,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:11,591 INFO L93 Difference]: Finished difference Result 446 states and 538 transitions. [2018-04-13 15:11:11,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2018-04-13 15:11:11,592 INFO L78 Accepts]: Start accepts. Automaton has 56 states. Word has length 243 [2018-04-13 15:11:11,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:11,592 INFO L225 Difference]: With dead ends: 446 [2018-04-13 15:11:11,593 INFO L226 Difference]: Without dead ends: 439 [2018-04-13 15:11:11,593 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1178 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=2788, Invalid=7514, Unknown=0, NotChecked=0, Total=10302 [2018-04-13 15:11:11,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2018-04-13 15:11:11,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 330. [2018-04-13 15:11:11,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2018-04-13 15:11:11,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 384 transitions. [2018-04-13 15:11:11,596 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 384 transitions. Word has length 243 [2018-04-13 15:11:11,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:11,596 INFO L459 AbstractCegarLoop]: Abstraction has 330 states and 384 transitions. [2018-04-13 15:11:11,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states. [2018-04-13 15:11:11,596 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 384 transitions. [2018-04-13 15:11:11,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-04-13 15:11:11,597 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:11,597 INFO L355 BasicCegarLoop]: trace histogram [102, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:11,597 INFO L408 AbstractCegarLoop]: === Iteration 73 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:11,597 INFO L82 PathProgramCache]: Analyzing trace with hash -1148070787, now seen corresponding path program 47 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:11,603 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6033 backedges. 2932 proven. 1081 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:12,949 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:12,949 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [57] total 57 [2018-04-13 15:11:12,949 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:12,949 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:12,949 INFO L182 omatonBuilderFactory]: Interpolants [78217#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 78219#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 78218#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 78221#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 78220#(= |#Ultimate.C_memset_#t~loopctr32| 2), 78223#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 78222#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 78225#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 78224#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 78227#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 78226#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 78229#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 78228#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 78231#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 78230#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 78105#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 78233#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 78232#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 78235#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 78234#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 78237#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 78236#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 78239#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 78238#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 78241#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 78240#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 78243#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 78242#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 78245#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 78244#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 78247#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 78246#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 78249#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 78248#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 78251#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 78250#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 78253#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 78252#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 78255#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 78254#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 78257#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 78256#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 78259#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 78258#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 78261#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 78260#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 78263#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 78262#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 78265#(not (= |#Ultimate.C_memset_#amount| 119)), 78264#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 77905#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 77906#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 78165#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 78164#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 77940#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 77689#false, 77688#true] [2018-04-13 15:11:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 6033 backedges. 2932 proven. 1081 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:12,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-04-13 15:11:12,950 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-04-13 15:11:12,950 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1192, Invalid=2000, Unknown=0, NotChecked=0, Total=3192 [2018-04-13 15:11:12,950 INFO L87 Difference]: Start difference. First operand 330 states and 384 transitions. Second operand 57 states. [2018-04-13 15:11:15,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:15,678 INFO L93 Difference]: Finished difference Result 449 states and 543 transitions. [2018-04-13 15:11:15,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2018-04-13 15:11:15,678 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 244 [2018-04-13 15:11:15,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:15,680 INFO L225 Difference]: With dead ends: 449 [2018-04-13 15:11:15,680 INFO L226 Difference]: Without dead ends: 442 [2018-04-13 15:11:15,680 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=2921, Invalid=7791, Unknown=0, NotChecked=0, Total=10712 [2018-04-13 15:11:15,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2018-04-13 15:11:15,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 331. [2018-04-13 15:11:15,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2018-04-13 15:11:15,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 386 transitions. [2018-04-13 15:11:15,684 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 386 transitions. Word has length 244 [2018-04-13 15:11:15,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:15,684 INFO L459 AbstractCegarLoop]: Abstraction has 331 states and 386 transitions. [2018-04-13 15:11:15,684 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-04-13 15:11:15,684 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 386 transitions. [2018-04-13 15:11:15,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-04-13 15:11:15,685 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:15,685 INFO L355 BasicCegarLoop]: trace histogram [103, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:15,685 INFO L408 AbstractCegarLoop]: === Iteration 74 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:15,685 INFO L82 PathProgramCache]: Analyzing trace with hash 812396272, now seen corresponding path program 48 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:15,688 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:16,929 INFO L134 CoverageAnalysis]: Checked inductivity of 6141 backedges. 2993 proven. 1128 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:16,946 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:16,946 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [58] total 58 [2018-04-13 15:11:16,946 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:16,947 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:16,947 INFO L182 omatonBuilderFactory]: Interpolants [79619#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 79618#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 79393#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 79141#false, 79140#true, 79673#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 79672#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 79675#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 79674#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 79677#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 79676#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 79679#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 79678#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 79681#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 79680#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 79683#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 79682#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 79685#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 79684#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 79687#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 79558#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 79686#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 79689#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 79688#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 79691#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 79690#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 79693#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 79692#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 79695#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 79694#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 79697#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 79696#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 79699#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 79698#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 79701#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 79700#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 79703#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 79702#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 79705#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 79704#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 79707#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 79706#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 79709#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 79708#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 79711#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 79710#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 79713#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 79712#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 79715#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 79714#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 79717#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 79716#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 79719#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 79718#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 79721#(not (= |#Ultimate.C_memset_#amount| 119)), 79720#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 79359#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 79358#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:11:16,947 INFO L134 CoverageAnalysis]: Checked inductivity of 6141 backedges. 2993 proven. 1128 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:16,947 INFO L442 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-04-13 15:11:16,947 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-04-13 15:11:16,948 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1243, Invalid=2063, Unknown=0, NotChecked=0, Total=3306 [2018-04-13 15:11:16,948 INFO L87 Difference]: Start difference. First operand 331 states and 386 transitions. Second operand 58 states. [2018-04-13 15:11:19,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:19,479 INFO L93 Difference]: Finished difference Result 452 states and 548 transitions. [2018-04-13 15:11:19,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2018-04-13 15:11:19,479 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 245 [2018-04-13 15:11:19,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:19,480 INFO L225 Difference]: With dead ends: 452 [2018-04-13 15:11:19,480 INFO L226 Difference]: Without dead ends: 445 [2018-04-13 15:11:19,480 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1279 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3056, Invalid=8074, Unknown=0, NotChecked=0, Total=11130 [2018-04-13 15:11:19,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2018-04-13 15:11:19,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 332. [2018-04-13 15:11:19,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2018-04-13 15:11:19,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 388 transitions. [2018-04-13 15:11:19,484 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 388 transitions. Word has length 245 [2018-04-13 15:11:19,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:19,484 INFO L459 AbstractCegarLoop]: Abstraction has 332 states and 388 transitions. [2018-04-13 15:11:19,484 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-04-13 15:11:19,484 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 388 transitions. [2018-04-13 15:11:19,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-04-13 15:11:19,485 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:19,485 INFO L355 BasicCegarLoop]: trace histogram [104, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:19,485 INFO L408 AbstractCegarLoop]: === Iteration 75 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:19,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1457332957, now seen corresponding path program 49 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:19,487 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:20,736 INFO L134 CoverageAnalysis]: Checked inductivity of 6250 backedges. 3054 proven. 1176 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:20,754 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:20,754 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [59] total 59 [2018-04-13 15:11:20,754 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:20,755 INFO L182 omatonBuilderFactory]: Interpolants [81153#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 81152#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 81155#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 81154#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 81157#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 81156#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 81159#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 81158#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 81161#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 81160#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 81163#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 81162#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 81165#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 81164#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 81167#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 81166#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 81169#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 81168#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 81171#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 81170#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 81173#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 81172#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 81175#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 81174#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 81177#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 81176#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 81179#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 81178#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 81181#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 81180#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 81183#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 81182#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 81185#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 81184#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 81187#(not (= 119 |#Ultimate.C_memset_#amount|)), 81186#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 80821#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 80822#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 81083#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 81082#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 80856#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 80603#false, 80602#true, 81137#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 81139#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 81138#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 81141#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 81140#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 81143#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 81142#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 81145#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 81144#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 81147#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 81146#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 81021#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 81149#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 81148#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 81151#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 81150#(<= |#Ultimate.C_memset_#t~loopctr32| 12)] [2018-04-13 15:11:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6250 backedges. 3054 proven. 1176 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:20,755 INFO L442 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-04-13 15:11:20,755 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-04-13 15:11:20,755 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1294, Invalid=2128, Unknown=0, NotChecked=0, Total=3422 [2018-04-13 15:11:20,755 INFO L87 Difference]: Start difference. First operand 332 states and 388 transitions. Second operand 59 states. [2018-04-13 15:11:23,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:23,246 INFO L93 Difference]: Finished difference Result 455 states and 553 transitions. [2018-04-13 15:11:23,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2018-04-13 15:11:23,246 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 246 [2018-04-13 15:11:23,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:23,247 INFO L225 Difference]: With dead ends: 455 [2018-04-13 15:11:23,247 INFO L226 Difference]: Without dead ends: 448 [2018-04-13 15:11:23,248 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1331 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3193, Invalid=8363, Unknown=0, NotChecked=0, Total=11556 [2018-04-13 15:11:23,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2018-04-13 15:11:23,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 333. [2018-04-13 15:11:23,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2018-04-13 15:11:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 390 transitions. [2018-04-13 15:11:23,251 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 390 transitions. Word has length 246 [2018-04-13 15:11:23,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:23,252 INFO L459 AbstractCegarLoop]: Abstraction has 333 states and 390 transitions. [2018-04-13 15:11:23,252 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states. [2018-04-13 15:11:23,252 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 390 transitions. [2018-04-13 15:11:23,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-04-13 15:11:23,252 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:23,252 INFO L355 BasicCegarLoop]: trace histogram [105, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:23,253 INFO L408 AbstractCegarLoop]: === Iteration 76 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:23,253 INFO L82 PathProgramCache]: Analyzing trace with hash -24466288, now seen corresponding path program 50 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:23,255 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:24,542 INFO L134 CoverageAnalysis]: Checked inductivity of 6360 backedges. 3115 proven. 1225 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:24,559 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:24,559 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [60] total 60 [2018-04-13 15:11:24,560 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:24,560 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:24,560 INFO L182 omatonBuilderFactory]: Interpolants [82329#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 82075#false, 82074#true, 82613#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 82612#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 82615#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 82614#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 82617#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 82616#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 82619#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 82618#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 82621#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 82620#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 82623#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 82494#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 82622#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 82625#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 82624#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 82627#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 82626#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 82629#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 82628#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 82631#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 82630#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 82633#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 82632#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 82635#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 82634#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 82637#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 82636#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 82639#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 82638#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 82641#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 82640#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 82643#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 82642#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 82645#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 82644#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 82647#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 82646#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 82649#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 82648#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 82651#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 82650#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 82653#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 82652#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 82655#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 82654#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 82657#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 82656#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 82659#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 82658#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 82661#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 82660#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 82663#(not (= 119 |#Ultimate.C_memset_#amount|)), 82662#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 82295#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 82294#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 82557#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 82556#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|))] [2018-04-13 15:11:24,560 INFO L134 CoverageAnalysis]: Checked inductivity of 6360 backedges. 3115 proven. 1225 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:24,561 INFO L442 AbstractCegarLoop]: Interpolant automaton has 60 states [2018-04-13 15:11:24,561 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2018-04-13 15:11:24,561 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1345, Invalid=2195, Unknown=0, NotChecked=0, Total=3540 [2018-04-13 15:11:24,561 INFO L87 Difference]: Start difference. First operand 333 states and 390 transitions. Second operand 60 states. [2018-04-13 15:11:27,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:27,292 INFO L93 Difference]: Finished difference Result 458 states and 558 transitions. [2018-04-13 15:11:27,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2018-04-13 15:11:27,292 INFO L78 Accepts]: Start accepts. Automaton has 60 states. Word has length 247 [2018-04-13 15:11:27,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:27,293 INFO L225 Difference]: With dead ends: 458 [2018-04-13 15:11:27,294 INFO L226 Difference]: Without dead ends: 451 [2018-04-13 15:11:27,294 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=3331, Invalid=8659, Unknown=0, NotChecked=0, Total=11990 [2018-04-13 15:11:27,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2018-04-13 15:11:27,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 334. [2018-04-13 15:11:27,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2018-04-13 15:11:27,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 392 transitions. [2018-04-13 15:11:27,298 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 392 transitions. Word has length 247 [2018-04-13 15:11:27,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:27,298 INFO L459 AbstractCegarLoop]: Abstraction has 334 states and 392 transitions. [2018-04-13 15:11:27,298 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states. [2018-04-13 15:11:27,298 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 392 transitions. [2018-04-13 15:11:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-04-13 15:11:27,299 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:27,299 INFO L355 BasicCegarLoop]: trace histogram [106, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:27,299 INFO L408 AbstractCegarLoop]: === Iteration 77 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:27,299 INFO L82 PathProgramCache]: Analyzing trace with hash 1284397373, now seen corresponding path program 51 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:27,301 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:28,675 INFO L134 CoverageAnalysis]: Checked inductivity of 6471 backedges. 3176 proven. 1275 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:28,692 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:28,692 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [61] total 61 [2018-04-13 15:11:28,692 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:28,692 INFO L182 omatonBuilderFactory]: Interpolants [84097#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 84099#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 84098#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 84101#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 84100#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 84103#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 84102#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 83977#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 84105#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 84104#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 84107#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 84106#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 84109#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 84108#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 84111#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 84110#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 84113#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 84112#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 84115#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 84114#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 84117#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 84116#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 84119#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 84118#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 84121#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 84120#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 84123#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 84122#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 84125#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 84124#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 84127#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 84126#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 84129#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 84128#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 84131#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 84130#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 84133#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 84132#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 84135#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 84134#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 84137#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 84136#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 84139#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 84138#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 84141#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 84140#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 84143#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 84142#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 84145#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 84144#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 84147#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 84146#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 84149#(not (= 119 |#Ultimate.C_memset_#amount|)), 84148#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 83777#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 83778#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 84041#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 84040#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 83557#false, 83556#true, 83812#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:11:28,693 INFO L134 CoverageAnalysis]: Checked inductivity of 6471 backedges. 3176 proven. 1275 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:28,693 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2018-04-13 15:11:28,693 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2018-04-13 15:11:28,693 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1397, Invalid=2263, Unknown=0, NotChecked=0, Total=3660 [2018-04-13 15:11:28,693 INFO L87 Difference]: Start difference. First operand 334 states and 392 transitions. Second operand 61 states. [2018-04-13 15:11:31,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:31,598 INFO L93 Difference]: Finished difference Result 461 states and 563 transitions. [2018-04-13 15:11:31,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2018-04-13 15:11:31,598 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 248 [2018-04-13 15:11:31,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:31,599 INFO L225 Difference]: With dead ends: 461 [2018-04-13 15:11:31,599 INFO L226 Difference]: Without dead ends: 454 [2018-04-13 15:11:31,600 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1436 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=3472, Invalid=8960, Unknown=0, NotChecked=0, Total=12432 [2018-04-13 15:11:31,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2018-04-13 15:11:31,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 335. [2018-04-13 15:11:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2018-04-13 15:11:31,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 394 transitions. [2018-04-13 15:11:31,604 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 394 transitions. Word has length 248 [2018-04-13 15:11:31,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:31,604 INFO L459 AbstractCegarLoop]: Abstraction has 335 states and 394 transitions. [2018-04-13 15:11:31,604 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states. [2018-04-13 15:11:31,604 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 394 transitions. [2018-04-13 15:11:31,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-04-13 15:11:31,605 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:31,605 INFO L355 BasicCegarLoop]: trace histogram [107, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:31,605 INFO L408 AbstractCegarLoop]: === Iteration 78 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:31,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1090502096, now seen corresponding path program 52 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:31,607 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:32,951 INFO L134 CoverageAnalysis]: Checked inductivity of 6583 backedges. 3237 proven. 1326 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:32,969 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:32,969 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [62] total 62 [2018-04-13 15:11:32,969 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:32,969 INFO L182 omatonBuilderFactory]: Interpolants [85633#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 85632#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 85635#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 85634#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 85637#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 85636#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 85639#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 85638#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 85641#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 85640#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 85643#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 85642#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 85645#(not (= |#Ultimate.C_memset_#amount| 119)), 85644#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 85271#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 85270#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 85535#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 85534#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 85049#false, 85305#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 85048#true, 85593#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 85592#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 85595#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 85594#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 85597#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 85596#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 85599#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 85470#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 85598#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 85601#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 85600#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 85603#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 85602#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 85605#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 85604#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 85607#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 85606#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 85609#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 85608#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 85611#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 85610#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 85613#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 85612#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 85615#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 85614#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 85617#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 85616#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 85619#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 85618#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 85621#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 85620#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 85623#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 85622#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 85625#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 85624#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 85627#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 85626#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 85629#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 85628#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 85631#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 85630#(<= |#Ultimate.C_memset_#t~loopctr32| 37)] [2018-04-13 15:11:32,970 INFO L134 CoverageAnalysis]: Checked inductivity of 6583 backedges. 3237 proven. 1326 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:32,970 INFO L442 AbstractCegarLoop]: Interpolant automaton has 62 states [2018-04-13 15:11:32,970 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2018-04-13 15:11:32,970 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1450, Invalid=2332, Unknown=0, NotChecked=0, Total=3782 [2018-04-13 15:11:32,970 INFO L87 Difference]: Start difference. First operand 335 states and 394 transitions. Second operand 62 states. [2018-04-13 15:11:35,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:35,164 INFO L93 Difference]: Finished difference Result 464 states and 568 transitions. [2018-04-13 15:11:35,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2018-04-13 15:11:35,164 INFO L78 Accepts]: Start accepts. Automaton has 62 states. Word has length 249 [2018-04-13 15:11:35,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:35,165 INFO L225 Difference]: With dead ends: 464 [2018-04-13 15:11:35,165 INFO L226 Difference]: Without dead ends: 457 [2018-04-13 15:11:35,166 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1490 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=3616, Invalid=9266, Unknown=0, NotChecked=0, Total=12882 [2018-04-13 15:11:35,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2018-04-13 15:11:35,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 336. [2018-04-13 15:11:35,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 336 states. [2018-04-13 15:11:35,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 396 transitions. [2018-04-13 15:11:35,170 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 396 transitions. Word has length 249 [2018-04-13 15:11:35,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:35,170 INFO L459 AbstractCegarLoop]: Abstraction has 336 states and 396 transitions. [2018-04-13 15:11:35,170 INFO L460 AbstractCegarLoop]: Interpolant automaton has 62 states. [2018-04-13 15:11:35,170 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 396 transitions. [2018-04-13 15:11:35,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-04-13 15:11:35,171 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:35,171 INFO L355 BasicCegarLoop]: trace histogram [108, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:35,171 INFO L408 AbstractCegarLoop]: === Iteration 79 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:35,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1697941603, now seen corresponding path program 53 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:35,173 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 6696 backedges. 3298 proven. 1378 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:36,604 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:36,605 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [63] total 63 [2018-04-13 15:11:36,605 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:36,605 INFO L182 omatonBuilderFactory]: Interpolants [86551#false, 86550#true, 86808#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 87097#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 87099#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 87098#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 86973#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 87101#(= 3 |#Ultimate.C_memset_#t~loopctr32|), 87100#(= |#Ultimate.C_memset_#t~loopctr32| 2), 87103#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 87102#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 87105#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 87104#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 87107#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 87106#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 87109#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 87108#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 87111#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 87110#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 87113#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 87112#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 87115#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 87114#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 87117#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 87116#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 87119#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 87118#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 87121#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 87120#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 87123#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 87122#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 87125#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 87124#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 87127#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 87126#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 87129#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 87128#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 87131#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 87130#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 87133#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 87132#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 87135#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 87134#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 87137#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 87136#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 87139#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 87138#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 87141#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 87140#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 87143#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 87142#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 87145#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 87144#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 87147#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 87146#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 87149#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 87148#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 87151#(not (= 119 |#Ultimate.C_memset_#amount|)), 87150#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 86773#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 86774#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 87039#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 87038#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|))] [2018-04-13 15:11:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 6696 backedges. 3298 proven. 1378 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:36,605 INFO L442 AbstractCegarLoop]: Interpolant automaton has 63 states [2018-04-13 15:11:36,606 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2018-04-13 15:11:36,606 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1498, Invalid=2408, Unknown=0, NotChecked=0, Total=3906 [2018-04-13 15:11:36,606 INFO L87 Difference]: Start difference. First operand 336 states and 396 transitions. Second operand 63 states. [2018-04-13 15:11:39,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:39,521 INFO L93 Difference]: Finished difference Result 467 states and 573 transitions. [2018-04-13 15:11:39,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2018-04-13 15:11:39,521 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 250 [2018-04-13 15:11:39,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:39,523 INFO L225 Difference]: With dead ends: 467 [2018-04-13 15:11:39,523 INFO L226 Difference]: Without dead ends: 460 [2018-04-13 15:11:39,524 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1542 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=3754, Invalid=9586, Unknown=0, NotChecked=0, Total=13340 [2018-04-13 15:11:39,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-04-13 15:11:39,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 337. [2018-04-13 15:11:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2018-04-13 15:11:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 398 transitions. [2018-04-13 15:11:39,530 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 398 transitions. Word has length 250 [2018-04-13 15:11:39,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:39,530 INFO L459 AbstractCegarLoop]: Abstraction has 337 states and 398 transitions. [2018-04-13 15:11:39,530 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states. [2018-04-13 15:11:39,530 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 398 transitions. [2018-04-13 15:11:39,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-04-13 15:11:39,531 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:39,531 INFO L355 BasicCegarLoop]: trace histogram [109, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:39,531 INFO L408 AbstractCegarLoop]: === Iteration 80 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:39,532 INFO L82 PathProgramCache]: Analyzing trace with hash 946270160, now seen corresponding path program 54 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:39,534 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:40,994 INFO L134 CoverageAnalysis]: Checked inductivity of 6810 backedges. 3359 proven. 1431 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:41,013 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:41,013 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [64] total 64 [2018-04-13 15:11:41,013 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:41,013 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:41,014 INFO L182 omatonBuilderFactory]: Interpolants [88321#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 88613#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 88612#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 88615#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 88486#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 88614#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 88617#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 88616#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 88619#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 88618#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 88621#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 88620#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 88623#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 88622#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 88625#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 88624#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 88627#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 88626#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 88629#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 88628#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 88631#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 88630#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 88633#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 88632#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 88635#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 88634#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 88637#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 88636#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 88639#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 88638#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 88641#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 88640#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 88643#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 88642#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 88645#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 88644#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 88647#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 88646#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 88649#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 88648#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 88651#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 88650#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 88653#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 88652#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 88655#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 88654#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 88657#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 88656#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 88659#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 88658#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 88661#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 88660#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 88663#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 88662#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 88665#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 88664#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 88667#(not (= 119 |#Ultimate.C_memset_#amount|)), 88666#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 88287#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 88286#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 88553#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 88552#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 88063#false, 88062#true] [2018-04-13 15:11:41,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6810 backedges. 3359 proven. 1431 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:41,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 64 states [2018-04-13 15:11:41,014 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2018-04-13 15:11:41,014 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1558, Invalid=2474, Unknown=0, NotChecked=0, Total=4032 [2018-04-13 15:11:41,015 INFO L87 Difference]: Start difference. First operand 337 states and 398 transitions. Second operand 64 states. [2018-04-13 15:11:43,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:43,907 INFO L93 Difference]: Finished difference Result 470 states and 578 transitions. [2018-04-13 15:11:43,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2018-04-13 15:11:43,907 INFO L78 Accepts]: Start accepts. Automaton has 64 states. Word has length 251 [2018-04-13 15:11:43,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:43,909 INFO L225 Difference]: With dead ends: 470 [2018-04-13 15:11:43,909 INFO L226 Difference]: Without dead ends: 463 [2018-04-13 15:11:43,910 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1600 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=3911, Invalid=9895, Unknown=0, NotChecked=0, Total=13806 [2018-04-13 15:11:43,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-04-13 15:11:43,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 338. [2018-04-13 15:11:43,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-04-13 15:11:43,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 400 transitions. [2018-04-13 15:11:43,917 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 400 transitions. Word has length 251 [2018-04-13 15:11:43,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:43,918 INFO L459 AbstractCegarLoop]: Abstraction has 338 states and 400 transitions. [2018-04-13 15:11:43,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 64 states. [2018-04-13 15:11:43,918 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 400 transitions. [2018-04-13 15:11:43,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-04-13 15:11:43,918 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:43,919 INFO L355 BasicCegarLoop]: trace histogram [110, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:43,919 INFO L408 AbstractCegarLoop]: === Iteration 81 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:43,919 INFO L82 PathProgramCache]: Analyzing trace with hash 1312456189, now seen corresponding path program 55 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:43,921 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:45,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6925 backedges. 3420 proven. 1485 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:45,397 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:45,398 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [65] total 65 [2018-04-13 15:11:45,398 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:45,398 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:45,398 INFO L182 omatonBuilderFactory]: Interpolants [90009#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 90137#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 90139#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 90138#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 90141#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 90140#(= |#Ultimate.C_memset_#t~loopctr32| 2), 90143#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 90142#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 90145#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 90144#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 90147#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 90146#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 90149#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 90148#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 90151#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 90150#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 90153#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 90152#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 90155#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 90154#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 90157#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 90156#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 90159#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 90158#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 90161#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 90160#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 90163#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 90162#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 90165#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 90164#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 90167#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 90166#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 90169#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 90168#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 90171#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 90170#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 90173#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 90172#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 90175#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 90174#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 90177#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 90176#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 90179#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 90178#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 90181#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 90180#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 90183#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 90182#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 90185#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 90184#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 90187#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 90186#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 90189#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 90188#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 90191#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 90190#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 89809#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 90193#(not (= 119 |#Ultimate.C_memset_#amount|)), 90192#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 89810#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 90077#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 90076#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 89585#false, 89584#true, 89844#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:11:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 6925 backedges. 3420 proven. 1485 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:45,399 INFO L442 AbstractCegarLoop]: Interpolant automaton has 65 states [2018-04-13 15:11:45,399 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2018-04-13 15:11:45,399 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1612, Invalid=2548, Unknown=0, NotChecked=0, Total=4160 [2018-04-13 15:11:45,400 INFO L87 Difference]: Start difference. First operand 338 states and 400 transitions. Second operand 65 states. [2018-04-13 15:11:48,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:48,468 INFO L93 Difference]: Finished difference Result 473 states and 583 transitions. [2018-04-13 15:11:48,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2018-04-13 15:11:48,469 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 252 [2018-04-13 15:11:48,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:48,470 INFO L225 Difference]: With dead ends: 473 [2018-04-13 15:11:48,470 INFO L226 Difference]: Without dead ends: 466 [2018-04-13 15:11:48,471 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1656 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=4061, Invalid=10219, Unknown=0, NotChecked=0, Total=14280 [2018-04-13 15:11:48,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2018-04-13 15:11:48,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 339. [2018-04-13 15:11:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2018-04-13 15:11:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 402 transitions. [2018-04-13 15:11:48,477 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 402 transitions. Word has length 252 [2018-04-13 15:11:48,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:48,478 INFO L459 AbstractCegarLoop]: Abstraction has 339 states and 402 transitions. [2018-04-13 15:11:48,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 65 states. [2018-04-13 15:11:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 402 transitions. [2018-04-13 15:11:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-04-13 15:11:48,478 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:48,478 INFO L355 BasicCegarLoop]: trace histogram [111, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:48,478 INFO L408 AbstractCegarLoop]: === Iteration 82 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:48,479 INFO L82 PathProgramCache]: Analyzing trace with hash -220678800, now seen corresponding path program 56 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:48,481 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:49,964 INFO L134 CoverageAnalysis]: Checked inductivity of 7041 backedges. 3481 proven. 1540 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:49,981 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:49,981 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [66] total 66 [2018-04-13 15:11:49,981 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:49,982 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:49,982 INFO L182 omatonBuilderFactory]: Interpolants [91542#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 91673#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 91672#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 91675#(= |#Ultimate.C_memset_#t~loopctr32| 2), 91674#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 91677#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 91676#(= 3 |#Ultimate.C_memset_#t~loopctr32|), 91679#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 91678#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 91681#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 91680#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 91683#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 91682#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 91685#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 91684#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 91687#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 91686#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 91689#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 91688#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 91691#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 91690#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 91693#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 91692#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 91695#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 91694#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 91697#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 91696#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 91699#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 91698#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 91701#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 91700#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 91703#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 91702#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 91705#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 91704#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 91707#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 91706#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 91709#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 91708#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 91711#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 91710#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 91713#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 91712#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 91715#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 91714#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 91717#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 91716#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 91719#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 91718#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 91721#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 91720#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 91723#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 91722#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 91725#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 91724#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 91343#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 91727#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 91342#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 91726#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 91729#(not (= 119 |#Ultimate.C_memset_#amount|)), 91728#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 91611#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 91610#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 91117#false, 91116#true, 91377#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:11:49,982 INFO L134 CoverageAnalysis]: Checked inductivity of 7041 backedges. 3481 proven. 1540 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:49,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 66 states [2018-04-13 15:11:49,982 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2018-04-13 15:11:49,982 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1666, Invalid=2624, Unknown=0, NotChecked=0, Total=4290 [2018-04-13 15:11:49,983 INFO L87 Difference]: Start difference. First operand 339 states and 402 transitions. Second operand 66 states. [2018-04-13 15:11:53,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:53,158 INFO L93 Difference]: Finished difference Result 476 states and 588 transitions. [2018-04-13 15:11:53,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2018-04-13 15:11:53,158 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 253 [2018-04-13 15:11:53,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:53,159 INFO L225 Difference]: With dead ends: 476 [2018-04-13 15:11:53,160 INFO L226 Difference]: Without dead ends: 469 [2018-04-13 15:11:53,160 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1713 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=4213, Invalid=10549, Unknown=0, NotChecked=0, Total=14762 [2018-04-13 15:11:53,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2018-04-13 15:11:53,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 340. [2018-04-13 15:11:53,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-04-13 15:11:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 404 transitions. [2018-04-13 15:11:53,164 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 404 transitions. Word has length 253 [2018-04-13 15:11:53,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:53,164 INFO L459 AbstractCegarLoop]: Abstraction has 340 states and 404 transitions. [2018-04-13 15:11:53,164 INFO L460 AbstractCegarLoop]: Interpolant automaton has 66 states. [2018-04-13 15:11:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 404 transitions. [2018-04-13 15:11:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-04-13 15:11:53,165 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:53,165 INFO L355 BasicCegarLoop]: trace histogram [112, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:53,165 INFO L408 AbstractCegarLoop]: === Iteration 83 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:53,165 INFO L82 PathProgramCache]: Analyzing trace with hash -503223203, now seen corresponding path program 57 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:53,168 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:54,731 INFO L134 CoverageAnalysis]: Checked inductivity of 7158 backedges. 3542 proven. 1596 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:54,747 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:54,748 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [67] total 67 [2018-04-13 15:11:54,748 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:54,748 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:54,748 INFO L182 omatonBuilderFactory]: Interpolants [93085#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 93217#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 93219#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 93218#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 93221#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 93220#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 93223#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 93222#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 93225#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 93224#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 93227#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 93226#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 93229#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 93228#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 93231#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 93230#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 93233#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 93232#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 93235#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 93234#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 93237#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 93236#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 93239#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 93238#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 93241#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 93240#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 93243#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 93242#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 93245#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 93244#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 93247#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 93246#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 93249#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 93248#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 93251#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 93250#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 93253#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 93252#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 93255#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 93254#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 93257#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 93256#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 93259#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 93258#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 93261#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 93260#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 93263#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 93262#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 93265#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 93264#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 93267#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 93266#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 92885#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 93269#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 93268#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 93271#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 92886#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 93270#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 93273#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 93272#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 93275#(not (= 119 |#Ultimate.C_memset_#amount|)), 93274#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 93155#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 93154#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 92659#false, 92658#true, 92920#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:11:54,749 INFO L134 CoverageAnalysis]: Checked inductivity of 7158 backedges. 3542 proven. 1596 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:54,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 67 states [2018-04-13 15:11:54,749 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2018-04-13 15:11:54,749 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1730, Invalid=2692, Unknown=0, NotChecked=0, Total=4422 [2018-04-13 15:11:54,749 INFO L87 Difference]: Start difference. First operand 340 states and 404 transitions. Second operand 67 states. [2018-04-13 15:11:57,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:11:57,968 INFO L93 Difference]: Finished difference Result 479 states and 593 transitions. [2018-04-13 15:11:57,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2018-04-13 15:11:57,968 INFO L78 Accepts]: Start accepts. Automaton has 67 states. Word has length 254 [2018-04-13 15:11:57,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:11:57,970 INFO L225 Difference]: With dead ends: 479 [2018-04-13 15:11:57,970 INFO L226 Difference]: Without dead ends: 472 [2018-04-13 15:11:57,971 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1775 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=4381, Invalid=10871, Unknown=0, NotChecked=0, Total=15252 [2018-04-13 15:11:57,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2018-04-13 15:11:57,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 341. [2018-04-13 15:11:57,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2018-04-13 15:11:57,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 406 transitions. [2018-04-13 15:11:57,978 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 406 transitions. Word has length 254 [2018-04-13 15:11:57,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:11:57,978 INFO L459 AbstractCegarLoop]: Abstraction has 341 states and 406 transitions. [2018-04-13 15:11:57,978 INFO L460 AbstractCegarLoop]: Interpolant automaton has 67 states. [2018-04-13 15:11:57,978 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 406 transitions. [2018-04-13 15:11:57,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-04-13 15:11:57,979 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:11:57,979 INFO L355 BasicCegarLoop]: trace histogram [113, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:11:57,979 INFO L408 AbstractCegarLoop]: === Iteration 84 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:11:57,979 INFO L82 PathProgramCache]: Analyzing trace with hash -672165104, now seen corresponding path program 58 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:11:57,981 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:11:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:11:59,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7276 backedges. 3603 proven. 1653 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:59,566 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:11:59,566 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [68] total 68 [2018-04-13 15:11:59,566 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:11:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:11:59,567 INFO L182 omatonBuilderFactory]: Interpolants [94211#false, 94210#true, 94473#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 94638#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 94773#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 94772#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 94775#(= |#Ultimate.C_memset_#t~loopctr32| 2), 94774#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 94777#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 94776#(= |#Ultimate.C_memset_#t~loopctr32| 3), 94779#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 94778#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 94781#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 94780#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 94783#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 94782#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 94785#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 94784#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 94787#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 94786#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 94789#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 94788#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 94791#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 94790#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 94793#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 94792#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 94795#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 94794#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 94797#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 94796#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 94799#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 94798#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 94801#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 94800#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 94803#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 94802#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 94805#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 94804#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 94807#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 94806#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 94809#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 94808#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 94811#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 94810#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 94813#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 94812#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 94815#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 94814#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 94817#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 94816#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 94819#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 94818#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 94821#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 94820#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 94439#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 94823#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 94438#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 94822#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 94825#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 94824#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 94827#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 94826#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 94829#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 94828#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 94831#(not (= 119 |#Ultimate.C_memset_#amount|)), 94830#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 94709#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 94708#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|))] [2018-04-13 15:11:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 7276 backedges. 3603 proven. 1653 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:11:59,567 INFO L442 AbstractCegarLoop]: Interpolant automaton has 68 states [2018-04-13 15:11:59,568 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2018-04-13 15:11:59,568 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1783, Invalid=2773, Unknown=0, NotChecked=0, Total=4556 [2018-04-13 15:11:59,568 INFO L87 Difference]: Start difference. First operand 341 states and 406 transitions. Second operand 68 states. [2018-04-13 15:12:03,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:03,309 INFO L93 Difference]: Finished difference Result 482 states and 598 transitions. [2018-04-13 15:12:03,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2018-04-13 15:12:03,310 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 255 [2018-04-13 15:12:03,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:03,310 INFO L225 Difference]: With dead ends: 482 [2018-04-13 15:12:03,310 INFO L226 Difference]: Without dead ends: 475 [2018-04-13 15:12:03,311 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1832 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=4534, Invalid=11216, Unknown=0, NotChecked=0, Total=15750 [2018-04-13 15:12:03,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2018-04-13 15:12:03,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 342. [2018-04-13 15:12:03,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2018-04-13 15:12:03,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 408 transitions. [2018-04-13 15:12:03,315 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 408 transitions. Word has length 255 [2018-04-13 15:12:03,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:03,315 INFO L459 AbstractCegarLoop]: Abstraction has 342 states and 408 transitions. [2018-04-13 15:12:03,316 INFO L460 AbstractCegarLoop]: Interpolant automaton has 68 states. [2018-04-13 15:12:03,316 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 408 transitions. [2018-04-13 15:12:03,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-04-13 15:12:03,316 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:03,316 INFO L355 BasicCegarLoop]: trace histogram [114, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:03,316 INFO L408 AbstractCegarLoop]: === Iteration 85 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:03,317 INFO L82 PathProgramCache]: Analyzing trace with hash -1614396739, now seen corresponding path program 59 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:03,319 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:04,987 INFO L134 CoverageAnalysis]: Checked inductivity of 7395 backedges. 3664 proven. 1711 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:05,004 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:05,005 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [69] total 69 [2018-04-13 15:12:05,005 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:05,005 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:05,005 INFO L182 omatonBuilderFactory]: Interpolants [96001#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 96385#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 96384#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 96387#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 96002#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 96386#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 96389#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 96388#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 96391#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 96390#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 96393#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 96392#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 96395#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 96394#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 96397#(not (= 119 |#Ultimate.C_memset_#amount|)), 96396#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 96273#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 96272#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 95773#false, 95772#true, 96036#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 96201#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 96337#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 96339#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 96338#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 96341#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 96340#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 96343#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 96342#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 96345#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 96344#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 96347#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 96346#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 96349#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 96348#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 96351#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 96350#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 96353#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 96352#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 96355#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 96354#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 96357#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 96356#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 96359#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 96358#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 96361#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 96360#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 96363#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 96362#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 96365#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 96364#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 96367#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 96366#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 96369#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 96368#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 96371#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 96370#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 96373#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 96372#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 96375#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 96374#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 96377#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 96376#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 96379#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 96378#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 96381#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 96380#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 96383#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 96382#(<= |#Ultimate.C_memset_#t~loopctr32| 44)] [2018-04-13 15:12:05,006 INFO L134 CoverageAnalysis]: Checked inductivity of 7395 backedges. 3664 proven. 1711 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:05,006 INFO L442 AbstractCegarLoop]: Interpolant automaton has 69 states [2018-04-13 15:12:05,006 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2018-04-13 15:12:05,006 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1848, Invalid=2844, Unknown=0, NotChecked=0, Total=4692 [2018-04-13 15:12:05,006 INFO L87 Difference]: Start difference. First operand 342 states and 408 transitions. Second operand 69 states. [2018-04-13 15:12:07,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:07,505 INFO L93 Difference]: Finished difference Result 485 states and 603 transitions. [2018-04-13 15:12:07,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2018-04-13 15:12:07,505 INFO L78 Accepts]: Start accepts. Automaton has 69 states. Word has length 256 [2018-04-13 15:12:07,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:07,506 INFO L225 Difference]: With dead ends: 485 [2018-04-13 15:12:07,506 INFO L226 Difference]: Without dead ends: 478 [2018-04-13 15:12:07,506 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1895 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=4706, Invalid=11550, Unknown=0, NotChecked=0, Total=16256 [2018-04-13 15:12:07,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2018-04-13 15:12:07,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 343. [2018-04-13 15:12:07,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2018-04-13 15:12:07,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 410 transitions. [2018-04-13 15:12:07,513 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 410 transitions. Word has length 256 [2018-04-13 15:12:07,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:07,513 INFO L459 AbstractCegarLoop]: Abstraction has 343 states and 410 transitions. [2018-04-13 15:12:07,513 INFO L460 AbstractCegarLoop]: Interpolant automaton has 69 states. [2018-04-13 15:12:07,513 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 410 transitions. [2018-04-13 15:12:07,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-04-13 15:12:07,514 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:07,515 INFO L355 BasicCegarLoop]: trace histogram [115, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:07,515 INFO L408 AbstractCegarLoop]: === Iteration 86 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:07,515 INFO L82 PathProgramCache]: Analyzing trace with hash -758806352, now seen corresponding path program 60 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:07,518 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:09,213 INFO L134 CoverageAnalysis]: Checked inductivity of 7515 backedges. 3725 proven. 1770 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:09,231 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:09,231 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [70] total 70 [2018-04-13 15:12:09,231 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:09,231 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:09,232 INFO L182 omatonBuilderFactory]: Interpolants [97921#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 97920#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 97923#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 97922#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 97925#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 97924#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 97927#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 97926#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 97929#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 97928#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 97931#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 97930#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 97933#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 97932#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 97935#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 97934#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 97937#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 97936#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 97939#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 97938#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 97941#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 97940#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 97943#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 97942#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 97945#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 97944#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 97947#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 97946#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 97949#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 97948#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 97951#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 97950#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 97953#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 97952#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 97955#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 97954#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 97957#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 97956#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 97575#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 97959#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 97574#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 97958#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 97961#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 97960#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 97963#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 97962#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 97965#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 97964#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 97967#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 97966#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 97969#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 97968#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 97971#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 97970#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 97973#(not (= 119 |#Ultimate.C_memset_#amount|)), 97972#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 97847#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 97846#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 97345#false, 97344#true, 97609#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 97774#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 97913#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 97912#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 97915#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 97914#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 97917#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 97916#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 97919#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 97918#(<= |#Ultimate.C_memset_#t~loopctr32| 5)] [2018-04-13 15:12:09,232 INFO L134 CoverageAnalysis]: Checked inductivity of 7515 backedges. 3725 proven. 1770 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:09,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 70 states [2018-04-13 15:12:09,232 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2018-04-13 15:12:09,232 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1909, Invalid=2921, Unknown=0, NotChecked=0, Total=4830 [2018-04-13 15:12:09,233 INFO L87 Difference]: Start difference. First operand 343 states and 410 transitions. Second operand 70 states. [2018-04-13 15:12:12,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:12,373 INFO L93 Difference]: Finished difference Result 488 states and 608 transitions. [2018-04-13 15:12:12,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2018-04-13 15:12:12,374 INFO L78 Accepts]: Start accepts. Automaton has 70 states. Word has length 257 [2018-04-13 15:12:12,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:12,375 INFO L225 Difference]: With dead ends: 488 [2018-04-13 15:12:12,375 INFO L226 Difference]: Without dead ends: 481 [2018-04-13 15:12:12,375 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1957 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=4874, Invalid=11896, Unknown=0, NotChecked=0, Total=16770 [2018-04-13 15:12:12,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2018-04-13 15:12:12,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 344. [2018-04-13 15:12:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-04-13 15:12:12,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 412 transitions. [2018-04-13 15:12:12,380 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 412 transitions. Word has length 257 [2018-04-13 15:12:12,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:12,380 INFO L459 AbstractCegarLoop]: Abstraction has 344 states and 412 transitions. [2018-04-13 15:12:12,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 70 states. [2018-04-13 15:12:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 412 transitions. [2018-04-13 15:12:12,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-04-13 15:12:12,381 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:12,381 INFO L355 BasicCegarLoop]: trace histogram [116, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:12,381 INFO L408 AbstractCegarLoop]: === Iteration 87 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:12,381 INFO L82 PathProgramCache]: Analyzing trace with hash -5308131, now seen corresponding path program 61 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:12,383 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:14,102 INFO L134 CoverageAnalysis]: Checked inductivity of 7636 backedges. 3786 proven. 1830 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:14,121 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:14,121 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [71] total 71 [2018-04-13 15:12:14,121 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:14,122 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:14,122 INFO L182 omatonBuilderFactory]: Interpolants [99357#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 99497#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 99499#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 99498#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 99501#(= |#Ultimate.C_memset_#t~loopctr32| 3), 99500#(= |#Ultimate.C_memset_#t~loopctr32| 2), 99503#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 99502#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 99505#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 99504#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 99507#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 99506#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 99509#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 99508#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 99511#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 99510#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 99513#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 99512#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 99515#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 99514#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 99517#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 99516#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 99519#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 99518#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 99521#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 99520#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 99523#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 99522#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 99525#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 99524#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 99527#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 99526#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 99529#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 99528#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 99531#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 99530#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 99533#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 99532#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 99535#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 99534#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 99537#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 99536#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 99539#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 99538#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 99157#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 99541#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 99540#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 99543#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 99158#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 99542#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 99545#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 99544#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 99547#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 99546#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 99549#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 99548#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 99551#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 99550#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 99553#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 99552#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 99555#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 99554#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 99557#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 99556#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 99431#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 99559#(not (= 119 |#Ultimate.C_memset_#amount|)), 99558#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 99430#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 98927#false, 98926#true, 99192#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:12:14,122 INFO L134 CoverageAnalysis]: Checked inductivity of 7636 backedges. 3786 proven. 1830 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:14,123 INFO L442 AbstractCegarLoop]: Interpolant automaton has 71 states [2018-04-13 15:12:14,123 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2018-04-13 15:12:14,123 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1966, Invalid=3004, Unknown=0, NotChecked=0, Total=4970 [2018-04-13 15:12:14,123 INFO L87 Difference]: Start difference. First operand 344 states and 412 transitions. Second operand 71 states. [2018-04-13 15:12:17,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:17,646 INFO L93 Difference]: Finished difference Result 491 states and 613 transitions. [2018-04-13 15:12:17,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2018-04-13 15:12:17,646 INFO L78 Accepts]: Start accepts. Automaton has 71 states. Word has length 258 [2018-04-13 15:12:17,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:17,647 INFO L225 Difference]: With dead ends: 491 [2018-04-13 15:12:17,647 INFO L226 Difference]: Without dead ends: 484 [2018-04-13 15:12:17,648 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2018 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=5038, Invalid=12254, Unknown=0, NotChecked=0, Total=17292 [2018-04-13 15:12:17,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2018-04-13 15:12:17,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 345. [2018-04-13 15:12:17,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 345 states. [2018-04-13 15:12:17,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 414 transitions. [2018-04-13 15:12:17,653 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 414 transitions. Word has length 258 [2018-04-13 15:12:17,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:17,653 INFO L459 AbstractCegarLoop]: Abstraction has 345 states and 414 transitions. [2018-04-13 15:12:17,653 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states. [2018-04-13 15:12:17,653 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 414 transitions. [2018-04-13 15:12:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-04-13 15:12:17,654 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:17,654 INFO L355 BasicCegarLoop]: trace histogram [117, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:17,654 INFO L408 AbstractCegarLoop]: === Iteration 88 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:17,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1878300240, now seen corresponding path program 62 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:17,657 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 7758 backedges. 3847 proven. 1891 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:19,423 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:19,423 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [72] total 72 [2018-04-13 15:12:19,423 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:19,424 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:19,424 INFO L182 omatonBuilderFactory]: Interpolants [101121#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 101120#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 101123#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 101122#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 101125#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 101124#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 101127#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 101126#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 101129#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 101128#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 101131#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 101130#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 101133#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 101132#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 100751#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 101135#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 100750#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 101134#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 101137#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 101136#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 101139#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 101138#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 101141#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 101140#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 101143#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 101142#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 101145#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 101144#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 101147#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 101146#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 101149#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 101148#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 101151#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 101150#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 101025#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 101153#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 101152#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 101024#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 101155#(not (= 119 |#Ultimate.C_memset_#amount|)), 101154#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 100519#false, 100518#true, 100785#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 100950#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 101093#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 101092#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 101095#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 101094#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 101097#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 101096#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 101099#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 101098#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 101101#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 101100#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 101103#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 101102#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 101105#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 101104#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 101107#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 101106#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 101109#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 101108#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 101111#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 101110#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 101113#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 101112#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 101115#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 101114#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 101117#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 101116#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 101119#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 101118#(<= |#Ultimate.C_memset_#t~loopctr32| 25)] [2018-04-13 15:12:19,424 INFO L134 CoverageAnalysis]: Checked inductivity of 7758 backedges. 3847 proven. 1891 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:19,424 INFO L442 AbstractCegarLoop]: Interpolant automaton has 72 states [2018-04-13 15:12:19,425 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2018-04-13 15:12:19,425 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2034, Invalid=3078, Unknown=0, NotChecked=0, Total=5112 [2018-04-13 15:12:19,425 INFO L87 Difference]: Start difference. First operand 345 states and 414 transitions. Second operand 72 states. [2018-04-13 15:12:22,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:22,385 INFO L93 Difference]: Finished difference Result 494 states and 618 transitions. [2018-04-13 15:12:22,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2018-04-13 15:12:22,386 INFO L78 Accepts]: Start accepts. Automaton has 72 states. Word has length 259 [2018-04-13 15:12:22,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:22,387 INFO L225 Difference]: With dead ends: 494 [2018-04-13 15:12:22,387 INFO L226 Difference]: Without dead ends: 487 [2018-04-13 15:12:22,387 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2084 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=5219, Invalid=12603, Unknown=0, NotChecked=0, Total=17822 [2018-04-13 15:12:22,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2018-04-13 15:12:22,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 346. [2018-04-13 15:12:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 346 states. [2018-04-13 15:12:22,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 416 transitions. [2018-04-13 15:12:22,392 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 416 transitions. Word has length 259 [2018-04-13 15:12:22,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:22,392 INFO L459 AbstractCegarLoop]: Abstraction has 346 states and 416 transitions. [2018-04-13 15:12:22,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 72 states. [2018-04-13 15:12:22,392 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 416 transitions. [2018-04-13 15:12:22,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-04-13 15:12:22,393 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:22,393 INFO L355 BasicCegarLoop]: trace histogram [118, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:22,393 INFO L408 AbstractCegarLoop]: === Iteration 89 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:22,393 INFO L82 PathProgramCache]: Analyzing trace with hash 140617597, now seen corresponding path program 63 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:22,395 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:24,205 INFO L134 CoverageAnalysis]: Checked inductivity of 7881 backedges. 3908 proven. 1953 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:24,224 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:24,224 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [73] total 73 [2018-04-13 15:12:24,224 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:24,224 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:24,224 INFO L182 omatonBuilderFactory]: Interpolants [102553#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 102697#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 102699#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 102698#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 102701#(= |#Ultimate.C_memset_#t~loopctr32| 3), 102700#(= |#Ultimate.C_memset_#t~loopctr32| 2), 102703#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 102702#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 102705#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 102704#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 102707#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 102706#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 102709#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 102708#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 102711#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 102710#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 102713#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 102712#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 102715#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 102714#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 102717#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 102716#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 102719#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 102718#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 102721#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 102720#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 102723#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 102722#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 102725#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 102724#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 102727#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 102726#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 102729#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 102728#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 102731#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 102730#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 102733#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 102732#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 102735#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 102734#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 102353#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 102737#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 102736#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 102739#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 102354#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 102738#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 102741#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 102740#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 102743#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 102742#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 102745#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 102744#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 102747#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 102746#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 102749#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 102748#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 102751#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 102750#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 102753#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 102752#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 102755#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 102754#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 102629#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 102757#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 102756#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 102628#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 102759#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 102758#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 102121#false, 102761#(not (= 119 |#Ultimate.C_memset_#amount|)), 102120#true, 102760#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 102388#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:12:24,225 INFO L134 CoverageAnalysis]: Checked inductivity of 7881 backedges. 3908 proven. 1953 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:24,225 INFO L442 AbstractCegarLoop]: Interpolant automaton has 73 states [2018-04-13 15:12:24,225 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2018-04-13 15:12:24,225 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2093, Invalid=3163, Unknown=0, NotChecked=0, Total=5256 [2018-04-13 15:12:24,225 INFO L87 Difference]: Start difference. First operand 346 states and 416 transitions. Second operand 73 states. [2018-04-13 15:12:27,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:27,872 INFO L93 Difference]: Finished difference Result 497 states and 623 transitions. [2018-04-13 15:12:27,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2018-04-13 15:12:27,873 INFO L78 Accepts]: Start accepts. Automaton has 73 states. Word has length 260 [2018-04-13 15:12:27,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:27,873 INFO L225 Difference]: With dead ends: 497 [2018-04-13 15:12:27,873 INFO L226 Difference]: Without dead ends: 490 [2018-04-13 15:12:27,874 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2147 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=5389, Invalid=12971, Unknown=0, NotChecked=0, Total=18360 [2018-04-13 15:12:27,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2018-04-13 15:12:27,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 347. [2018-04-13 15:12:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2018-04-13 15:12:27,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 418 transitions. [2018-04-13 15:12:27,879 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 418 transitions. Word has length 260 [2018-04-13 15:12:27,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:27,879 INFO L459 AbstractCegarLoop]: Abstraction has 347 states and 418 transitions. [2018-04-13 15:12:27,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 73 states. [2018-04-13 15:12:27,879 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 418 transitions. [2018-04-13 15:12:27,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-04-13 15:12:27,880 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:27,880 INFO L355 BasicCegarLoop]: trace histogram [119, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:27,880 INFO L408 AbstractCegarLoop]: === Iteration 90 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:27,880 INFO L82 PathProgramCache]: Analyzing trace with hash 2107030512, now seen corresponding path program 64 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:27,882 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:29,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8005 backedges. 3969 proven. 2016 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:29,728 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:29,728 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [74] total 74 [2018-04-13 15:12:29,728 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:29,728 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:29,728 INFO L182 omatonBuilderFactory]: Interpolants [104321#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 104320#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 104323#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 104322#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 104325#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 104324#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 104327#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 104326#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 104329#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 104328#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 104331#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 104330#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 104333#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 104332#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 104335#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 104334#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 104337#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 104336#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 104339#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 104338#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 104341#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 104340#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 104343#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 104342#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 104345#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 104344#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 104347#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 104346#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 104349#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 104348#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 103967#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 104351#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 103966#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 104350#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 104353#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 104352#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 104355#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 104354#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 104357#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 104356#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 104359#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 104358#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 104361#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 104360#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 104363#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 104362#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 104365#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 104364#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 104367#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 104366#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 104369#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 104368#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 104243#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 104371#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 104370#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 104242#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 103733#false, 104373#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 103732#true, 104372#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 104375#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 104374#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 104377#(not (= |#Ultimate.C_memset_#amount| 119)), 104376#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 104001#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 104166#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 104313#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 104312#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 104315#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 104314#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 104317#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 104316#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 104319#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 104318#(<= |#Ultimate.C_memset_#t~loopctr32| 5)] [2018-04-13 15:12:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8005 backedges. 3969 proven. 2016 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:29,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 74 states [2018-04-13 15:12:29,729 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2018-04-13 15:12:29,730 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2164, Invalid=3238, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 15:12:29,730 INFO L87 Difference]: Start difference. First operand 347 states and 418 transitions. Second operand 74 states. [2018-04-13 15:12:33,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:33,207 INFO L93 Difference]: Finished difference Result 500 states and 628 transitions. [2018-04-13 15:12:33,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2018-04-13 15:12:33,208 INFO L78 Accepts]: Start accepts. Automaton has 74 states. Word has length 261 [2018-04-13 15:12:33,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:33,208 INFO L225 Difference]: With dead ends: 500 [2018-04-13 15:12:33,208 INFO L226 Difference]: Without dead ends: 493 [2018-04-13 15:12:33,209 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2216 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=5578, Invalid=13328, Unknown=0, NotChecked=0, Total=18906 [2018-04-13 15:12:33,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2018-04-13 15:12:33,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 348. [2018-04-13 15:12:33,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-04-13 15:12:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 420 transitions. [2018-04-13 15:12:33,214 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 420 transitions. Word has length 261 [2018-04-13 15:12:33,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:33,214 INFO L459 AbstractCegarLoop]: Abstraction has 348 states and 420 transitions. [2018-04-13 15:12:33,214 INFO L460 AbstractCegarLoop]: Interpolant automaton has 74 states. [2018-04-13 15:12:33,214 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 420 transitions. [2018-04-13 15:12:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-04-13 15:12:33,215 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:33,215 INFO L355 BasicCegarLoop]: trace histogram [120, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:33,215 INFO L408 AbstractCegarLoop]: === Iteration 91 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:33,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1358678563, now seen corresponding path program 65 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:33,217 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:33,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:35,121 INFO L134 CoverageAnalysis]: Checked inductivity of 8130 backedges. 4030 proven. 2080 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:35,140 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:35,140 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [75] total 75 [2018-04-13 15:12:35,140 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:35,141 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:35,141 INFO L182 omatonBuilderFactory]: Interpolants [105985#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 105984#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 105987#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 105986#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 105989#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 105988#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 105991#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 105990#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 105993#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 105992#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 105355#false, 105867#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 105995#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 105354#true, 105994#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 105866#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 105997#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 105996#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 105999#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 105998#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 106001#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 106000#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 106003#(not (= 119 |#Ultimate.C_memset_#amount|)), 106002#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 105624#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 105789#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 105937#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 105939#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 105938#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 105941#(= |#Ultimate.C_memset_#t~loopctr32| 3), 105940#(= |#Ultimate.C_memset_#t~loopctr32| 2), 105943#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 105942#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 105945#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 105944#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 105947#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 105946#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 105949#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 105948#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 105951#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 105950#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 105953#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 105952#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 105955#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 105954#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 105957#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 105956#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 105959#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 105958#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 105961#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 105960#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 105963#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 105962#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 105965#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 105964#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 105967#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 105966#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 105969#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 105968#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 105971#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 105970#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 105589#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 105973#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 105972#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 105975#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 105590#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 105974#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 105977#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 105976#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 105979#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 105978#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 105981#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 105980#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 105983#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 105982#(<= |#Ultimate.C_memset_#t~loopctr32| 44)] [2018-04-13 15:12:35,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8130 backedges. 4030 proven. 2080 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:35,141 INFO L442 AbstractCegarLoop]: Interpolant automaton has 75 states [2018-04-13 15:12:35,142 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2018-04-13 15:12:35,142 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2224, Invalid=3326, Unknown=0, NotChecked=0, Total=5550 [2018-04-13 15:12:35,142 INFO L87 Difference]: Start difference. First operand 348 states and 420 transitions. Second operand 75 states. [2018-04-13 15:12:37,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:37,952 INFO L93 Difference]: Finished difference Result 503 states and 633 transitions. [2018-04-13 15:12:37,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2018-04-13 15:12:37,952 INFO L78 Accepts]: Start accepts. Automaton has 75 states. Word has length 262 [2018-04-13 15:12:37,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:37,953 INFO L225 Difference]: With dead ends: 503 [2018-04-13 15:12:37,953 INFO L226 Difference]: Without dead ends: 496 [2018-04-13 15:12:37,954 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2280 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=5752, Invalid=13708, Unknown=0, NotChecked=0, Total=19460 [2018-04-13 15:12:37,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2018-04-13 15:12:37,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 349. [2018-04-13 15:12:37,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2018-04-13 15:12:37,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 422 transitions. [2018-04-13 15:12:37,959 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 422 transitions. Word has length 262 [2018-04-13 15:12:37,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:37,959 INFO L459 AbstractCegarLoop]: Abstraction has 349 states and 422 transitions. [2018-04-13 15:12:37,959 INFO L460 AbstractCegarLoop]: Interpolant automaton has 75 states. [2018-04-13 15:12:37,959 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 422 transitions. [2018-04-13 15:12:37,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-04-13 15:12:37,959 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:37,960 INFO L355 BasicCegarLoop]: trace histogram [121, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:37,960 INFO L408 AbstractCegarLoop]: === Iteration 92 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:37,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1421477488, now seen corresponding path program 66 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:37,963 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:38,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 4091 proven. 2145 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:39,944 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:39,944 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [76] total 76 [2018-04-13 15:12:39,944 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:39,944 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:39,944 INFO L182 omatonBuilderFactory]: Interpolants [107422#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 107573#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 107572#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 107575#(= |#Ultimate.C_memset_#t~loopctr32| 2), 107574#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 107577#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 107576#(= |#Ultimate.C_memset_#t~loopctr32| 3), 107579#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 107578#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 107581#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 107580#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 107583#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 107582#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 107585#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 107584#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 107587#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 107586#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 107589#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 107588#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 107591#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 107590#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 107593#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 107592#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 107595#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 107594#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 107597#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 107596#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 107599#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 107598#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 107601#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 107600#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 107603#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 107602#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 107605#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 107604#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 107223#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 107607#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 107222#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 107606#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 107609#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 107608#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 107611#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 107610#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 107613#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 107612#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 107615#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 107614#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 107617#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 107616#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 107619#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 107618#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 107621#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 107620#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 107623#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 107622#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 107625#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 107624#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 106987#false, 107627#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 106986#true, 107626#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 107501#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 107629#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 107628#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 107500#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 107631#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 107630#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 107633#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 107632#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 107635#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 107634#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 107637#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 107636#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 107639#(not (= 119 |#Ultimate.C_memset_#amount|)), 107638#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 107257#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:12:39,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 4091 proven. 2145 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:39,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 76 states [2018-04-13 15:12:39,945 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2018-04-13 15:12:39,945 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2291, Invalid=3409, Unknown=0, NotChecked=0, Total=5700 [2018-04-13 15:12:39,945 INFO L87 Difference]: Start difference. First operand 349 states and 422 transitions. Second operand 76 states. [2018-04-13 15:12:43,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:43,829 INFO L93 Difference]: Finished difference Result 506 states and 638 transitions. [2018-04-13 15:12:43,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2018-04-13 15:12:43,829 INFO L78 Accepts]: Start accepts. Automaton has 76 states. Word has length 263 [2018-04-13 15:12:43,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:43,830 INFO L225 Difference]: With dead ends: 506 [2018-04-13 15:12:43,830 INFO L226 Difference]: Without dead ends: 499 [2018-04-13 15:12:43,831 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2348 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=5938, Invalid=14084, Unknown=0, NotChecked=0, Total=20022 [2018-04-13 15:12:43,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2018-04-13 15:12:43,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 350. [2018-04-13 15:12:43,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2018-04-13 15:12:43,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 424 transitions. [2018-04-13 15:12:43,836 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 424 transitions. Word has length 263 [2018-04-13 15:12:43,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:43,836 INFO L459 AbstractCegarLoop]: Abstraction has 350 states and 424 transitions. [2018-04-13 15:12:43,836 INFO L460 AbstractCegarLoop]: Interpolant automaton has 76 states. [2018-04-13 15:12:43,836 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 424 transitions. [2018-04-13 15:12:43,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-04-13 15:12:43,837 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:43,837 INFO L355 BasicCegarLoop]: trace histogram [122, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:43,837 INFO L408 AbstractCegarLoop]: === Iteration 93 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:43,837 INFO L82 PathProgramCache]: Analyzing trace with hash 926723133, now seen corresponding path program 67 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:43,839 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:45,901 INFO L134 CoverageAnalysis]: Checked inductivity of 8383 backedges. 4152 proven. 2211 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:45,919 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:45,919 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [77] total 77 [2018-04-13 15:12:45,919 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:45,920 INFO L182 omatonBuilderFactory]: Interpolants [109065#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 109217#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 109219#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 109218#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 109221#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 109220#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 109223#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 109222#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 109225#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 109224#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 109227#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 109226#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 109229#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 109228#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 109231#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 109230#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 109233#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 109232#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 109235#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 109234#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 109237#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 109236#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 109239#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 109238#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 109241#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 109240#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 109243#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 109242#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 109245#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 109244#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 109247#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 109246#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 108865#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 109249#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 109248#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 109251#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 108866#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 109250#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 109253#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 109252#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 109255#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 109254#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 109257#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 109256#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 109259#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 109258#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 109261#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 109260#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 109263#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 109262#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 109265#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 109264#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 109267#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 109266#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 108629#false, 109269#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 108628#true, 109268#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 109271#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 109270#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 109145#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 109273#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 109272#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 109144#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 109275#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 109274#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 109277#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 109276#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 109279#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 109278#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 109281#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 109280#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 109283#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 109282#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 109285#(not (= 119 |#Ultimate.C_memset_#amount|)), 108900#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 109284#(<= |#Ultimate.C_memset_#t~loopctr32| 66)] [2018-04-13 15:12:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 8383 backedges. 4152 proven. 2211 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:45,920 INFO L442 AbstractCegarLoop]: Interpolant automaton has 77 states [2018-04-13 15:12:45,920 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2018-04-13 15:12:45,921 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2365, Invalid=3487, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 15:12:45,921 INFO L87 Difference]: Start difference. First operand 350 states and 424 transitions. Second operand 77 states. [2018-04-13 15:12:49,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:49,738 INFO L93 Difference]: Finished difference Result 509 states and 643 transitions. [2018-04-13 15:12:49,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2018-04-13 15:12:49,738 INFO L78 Accepts]: Start accepts. Automaton has 77 states. Word has length 264 [2018-04-13 15:12:49,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:49,739 INFO L225 Difference]: With dead ends: 509 [2018-04-13 15:12:49,739 INFO L226 Difference]: Without dead ends: 502 [2018-04-13 15:12:49,739 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2420 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=6136, Invalid=14456, Unknown=0, NotChecked=0, Total=20592 [2018-04-13 15:12:49,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2018-04-13 15:12:49,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 351. [2018-04-13 15:12:49,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2018-04-13 15:12:49,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 426 transitions. [2018-04-13 15:12:49,744 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 426 transitions. Word has length 264 [2018-04-13 15:12:49,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:49,744 INFO L459 AbstractCegarLoop]: Abstraction has 351 states and 426 transitions. [2018-04-13 15:12:49,744 INFO L460 AbstractCegarLoop]: Interpolant automaton has 77 states. [2018-04-13 15:12:49,744 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 426 transitions. [2018-04-13 15:12:49,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-04-13 15:12:49,745 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:49,745 INFO L355 BasicCegarLoop]: trace histogram [123, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:49,745 INFO L408 AbstractCegarLoop]: === Iteration 94 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:49,745 INFO L82 PathProgramCache]: Analyzing trace with hash 706498352, now seen corresponding path program 68 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:49,748 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:51,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8511 backedges. 4213 proven. 2278 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:51,726 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:51,727 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [78] total 78 [2018-04-13 15:12:51,727 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:51,727 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:51,727 INFO L182 omatonBuilderFactory]: Interpolants [110873#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 110872#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 110875#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 110874#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 110877#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 110876#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 110879#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 110878#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 110881#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 110880#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 110883#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 110882#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 110885#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 110884#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 110887#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 110886#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 110889#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 110888#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 110891#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 110890#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 110893#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 110892#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 110895#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 110894#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 110897#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 110896#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 110899#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 110898#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 110901#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 110900#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 110519#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 110903#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 110518#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 110902#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 110905#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 110904#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 110907#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 110906#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 110909#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 110908#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 110911#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 110910#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 110913#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 110912#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 110915#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 110914#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 110917#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 110916#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 110919#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 110918#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 110281#false, 110921#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 110280#true, 110920#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 110923#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 110922#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 110925#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 110924#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 110799#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 110927#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 110926#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 110798#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 110929#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 110928#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 110931#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 110930#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 110933#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 110932#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 110935#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 110934#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 110553#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 110937#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 110936#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 110939#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 110938#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 110941#(not (= |#Ultimate.C_memset_#amount| 119)), 110940#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 110718#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119))))] [2018-04-13 15:12:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8511 backedges. 4213 proven. 2278 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:51,728 INFO L442 AbstractCegarLoop]: Interpolant automaton has 78 states [2018-04-13 15:12:51,728 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2018-04-13 15:12:51,728 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2433, Invalid=3573, Unknown=0, NotChecked=0, Total=6006 [2018-04-13 15:12:51,728 INFO L87 Difference]: Start difference. First operand 351 states and 426 transitions. Second operand 78 states. [2018-04-13 15:12:55,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:12:55,373 INFO L93 Difference]: Finished difference Result 512 states and 648 transitions. [2018-04-13 15:12:55,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2018-04-13 15:12:55,373 INFO L78 Accepts]: Start accepts. Automaton has 78 states. Word has length 265 [2018-04-13 15:12:55,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:12:55,374 INFO L225 Difference]: With dead ends: 512 [2018-04-13 15:12:55,374 INFO L226 Difference]: Without dead ends: 505 [2018-04-13 15:12:55,375 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2489 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=6326, Invalid=14844, Unknown=0, NotChecked=0, Total=21170 [2018-04-13 15:12:55,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2018-04-13 15:12:55,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 352. [2018-04-13 15:12:55,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 352 states. [2018-04-13 15:12:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 428 transitions. [2018-04-13 15:12:55,380 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 428 transitions. Word has length 265 [2018-04-13 15:12:55,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:12:55,380 INFO L459 AbstractCegarLoop]: Abstraction has 352 states and 428 transitions. [2018-04-13 15:12:55,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 78 states. [2018-04-13 15:12:55,380 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 428 transitions. [2018-04-13 15:12:55,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-04-13 15:12:55,381 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:12:55,381 INFO L355 BasicCegarLoop]: trace histogram [124, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:12:55,381 INFO L408 AbstractCegarLoop]: === Iteration 95 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:12:55,381 INFO L82 PathProgramCache]: Analyzing trace with hash -1825502563, now seen corresponding path program 69 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:12:55,384 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:12:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:12:57,362 INFO L134 CoverageAnalysis]: Checked inductivity of 8640 backedges. 4274 proven. 2346 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:57,380 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:12:57,380 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [79] total 79 [2018-04-13 15:12:57,380 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:12:57,380 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:12:57,381 INFO L182 omatonBuilderFactory]: Interpolants [112537#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 112539#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 112538#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 112541#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 112540#(= |#Ultimate.C_memset_#t~loopctr32| 2), 112543#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 112542#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 112545#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 112544#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 112547#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 112546#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 112549#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 112548#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 112551#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 112550#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 112553#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 112552#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 112555#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 112554#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 112557#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 112556#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 112559#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 112558#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 112561#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 112560#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 112563#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 112562#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 112181#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 112565#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 112564#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 112567#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 112182#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 112566#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 112569#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 112568#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 112571#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 112570#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 112573#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 112572#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 112575#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 112574#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 112577#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 112576#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 112579#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 112578#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 112581#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 112580#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 111943#false, 112583#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 111942#true, 112582#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 112585#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 112584#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 112587#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 112586#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 112589#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 112588#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 112463#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 112591#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 112590#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 112462#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 112593#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 112592#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 112595#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 112594#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 112597#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 112596#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 112599#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 112598#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 112601#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 112216#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 112600#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 112603#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 112602#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 112605#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 112604#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 112607#(not (= |#Ultimate.C_memset_#amount| 119)), 112606#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 112381#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119))))] [2018-04-13 15:12:57,381 INFO L134 CoverageAnalysis]: Checked inductivity of 8640 backedges. 4274 proven. 2346 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:12:57,381 INFO L442 AbstractCegarLoop]: Interpolant automaton has 79 states [2018-04-13 15:12:57,381 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2018-04-13 15:12:57,382 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2501, Invalid=3661, Unknown=0, NotChecked=0, Total=6162 [2018-04-13 15:12:57,382 INFO L87 Difference]: Start difference. First operand 352 states and 428 transitions. Second operand 79 states. [2018-04-13 15:13:01,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:01,161 INFO L93 Difference]: Finished difference Result 515 states and 653 transitions. [2018-04-13 15:13:01,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2018-04-13 15:13:01,161 INFO L78 Accepts]: Start accepts. Automaton has 79 states. Word has length 266 [2018-04-13 15:13:01,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:01,162 INFO L225 Difference]: With dead ends: 515 [2018-04-13 15:13:01,162 INFO L226 Difference]: Without dead ends: 508 [2018-04-13 15:13:01,163 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2559 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=6518, Invalid=15238, Unknown=0, NotChecked=0, Total=21756 [2018-04-13 15:13:01,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2018-04-13 15:13:01,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 353. [2018-04-13 15:13:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2018-04-13 15:13:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 430 transitions. [2018-04-13 15:13:01,167 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 430 transitions. Word has length 266 [2018-04-13 15:13:01,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:01,167 INFO L459 AbstractCegarLoop]: Abstraction has 353 states and 430 transitions. [2018-04-13 15:13:01,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 79 states. [2018-04-13 15:13:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 430 transitions. [2018-04-13 15:13:01,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-04-13 15:13:01,168 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:01,168 INFO L355 BasicCegarLoop]: trace histogram [125, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:01,168 INFO L408 AbstractCegarLoop]: === Iteration 96 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:01,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1286847696, now seen corresponding path program 70 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:01,171 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:03,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8770 backedges. 4335 proven. 2415 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:03,413 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:03,413 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [80] total 80 [2018-04-13 15:13:03,414 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:03,414 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:03,414 INFO L182 omatonBuilderFactory]: Interpolants [114054#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 114213#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 114212#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 114215#(= |#Ultimate.C_memset_#t~loopctr32| 2), 114214#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 114217#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 114216#(= |#Ultimate.C_memset_#t~loopctr32| 3), 114219#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 114218#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 114221#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 114220#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 114223#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 114222#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 114225#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 114224#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 114227#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 114226#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 114229#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 114228#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 114231#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 114230#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 114233#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 114232#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 114235#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 114234#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 114237#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 114236#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 113855#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 114239#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 113854#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 114238#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 114241#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 114240#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 114243#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 114242#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 114245#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 114244#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 114247#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 114246#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 114249#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 114248#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 114251#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 114250#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 114253#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 114252#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 113615#false, 114255#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 113614#true, 114254#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 114257#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 114256#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 114259#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 114258#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 114261#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 114260#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 114263#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 114262#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 114137#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 114265#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 114264#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 114136#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 114267#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 114266#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 114269#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 114268#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 114271#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 114270#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 113889#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 114273#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 114272#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 114275#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 114274#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 114277#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 114276#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 114279#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 114278#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 114281#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 114280#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 114283#(not (= |#Ultimate.C_memset_#amount| 119)), 114282#(<= |#Ultimate.C_memset_#t~loopctr32| 69)] [2018-04-13 15:13:03,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8770 backedges. 4335 proven. 2415 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:03,414 INFO L442 AbstractCegarLoop]: Interpolant automaton has 80 states [2018-04-13 15:13:03,415 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2018-04-13 15:13:03,415 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2569, Invalid=3751, Unknown=0, NotChecked=0, Total=6320 [2018-04-13 15:13:03,415 INFO L87 Difference]: Start difference. First operand 353 states and 430 transitions. Second operand 80 states. [2018-04-13 15:13:07,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:07,538 INFO L93 Difference]: Finished difference Result 518 states and 658 transitions. [2018-04-13 15:13:07,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2018-04-13 15:13:07,539 INFO L78 Accepts]: Start accepts. Automaton has 80 states. Word has length 267 [2018-04-13 15:13:07,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:07,540 INFO L225 Difference]: With dead ends: 518 [2018-04-13 15:13:07,540 INFO L226 Difference]: Without dead ends: 511 [2018-04-13 15:13:07,541 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2630 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=6712, Invalid=15638, Unknown=0, NotChecked=0, Total=22350 [2018-04-13 15:13:07,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2018-04-13 15:13:07,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 354. [2018-04-13 15:13:07,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-04-13 15:13:07,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 432 transitions. [2018-04-13 15:13:07,551 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 432 transitions. Word has length 267 [2018-04-13 15:13:07,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:07,551 INFO L459 AbstractCegarLoop]: Abstraction has 354 states and 432 transitions. [2018-04-13 15:13:07,551 INFO L460 AbstractCegarLoop]: Interpolant automaton has 80 states. [2018-04-13 15:13:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 432 transitions. [2018-04-13 15:13:07,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-04-13 15:13:07,552 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:07,552 INFO L355 BasicCegarLoop]: trace histogram [126, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:07,552 INFO L408 AbstractCegarLoop]: === Iteration 97 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:07,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1014542083, now seen corresponding path program 71 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:07,555 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:09,736 INFO L134 CoverageAnalysis]: Checked inductivity of 8901 backedges. 4396 proven. 2485 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:09,755 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:09,756 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [81] total 81 [2018-04-13 15:13:09,756 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:09,756 INFO L182 omatonBuilderFactory]: Interpolants [115969#(not (= 119 |#Ultimate.C_memset_#amount|)), 115968#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 115737#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 115897#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 115899#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 115898#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 115901#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 115900#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 115903#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 115902#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 115905#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 115904#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 115907#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 115906#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 115909#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 115908#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 115911#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 115910#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 115913#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 115912#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 115915#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 115914#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 115917#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 115916#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 115919#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 115918#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 115537#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 115921#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 115920#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 115923#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 115538#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 115922#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 115925#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 115924#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 115927#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 115926#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 115929#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 115928#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 115931#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 115930#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 115933#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 115932#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 115935#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 115934#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 115297#false, 115937#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 115296#true, 115936#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 115939#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 115938#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 115941#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 115940#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 115943#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 115942#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 115945#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 115944#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 115947#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 115946#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 115821#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 115949#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 115948#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 115820#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 115951#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 115950#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 115953#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 115952#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 115955#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 115954#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 115957#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 115572#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 115956#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 115959#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 115958#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 115961#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 115960#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 115963#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 115962#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 115965#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 115964#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 115967#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 115966#(<= |#Ultimate.C_memset_#t~loopctr32| 68)] [2018-04-13 15:13:09,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8901 backedges. 4396 proven. 2485 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:09,757 INFO L442 AbstractCegarLoop]: Interpolant automaton has 81 states [2018-04-13 15:13:09,757 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2018-04-13 15:13:09,757 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2646, Invalid=3834, Unknown=0, NotChecked=0, Total=6480 [2018-04-13 15:13:09,757 INFO L87 Difference]: Start difference. First operand 354 states and 432 transitions. Second operand 81 states. [2018-04-13 15:13:12,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:12,665 INFO L93 Difference]: Finished difference Result 521 states and 663 transitions. [2018-04-13 15:13:12,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2018-04-13 15:13:12,665 INFO L78 Accepts]: Start accepts. Automaton has 81 states. Word has length 268 [2018-04-13 15:13:12,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:12,666 INFO L225 Difference]: With dead ends: 521 [2018-04-13 15:13:12,666 INFO L226 Difference]: Without dead ends: 514 [2018-04-13 15:13:12,667 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2705 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=6920, Invalid=16032, Unknown=0, NotChecked=0, Total=22952 [2018-04-13 15:13:12,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2018-04-13 15:13:12,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 355. [2018-04-13 15:13:12,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 355 states. [2018-04-13 15:13:12,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 434 transitions. [2018-04-13 15:13:12,672 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 434 transitions. Word has length 268 [2018-04-13 15:13:12,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:12,672 INFO L459 AbstractCegarLoop]: Abstraction has 355 states and 434 transitions. [2018-04-13 15:13:12,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 81 states. [2018-04-13 15:13:12,672 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 434 transitions. [2018-04-13 15:13:12,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-04-13 15:13:12,673 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:12,673 INFO L355 BasicCegarLoop]: trace histogram [127, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:12,673 INFO L408 AbstractCegarLoop]: === Iteration 98 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:12,673 INFO L82 PathProgramCache]: Analyzing trace with hash 656818800, now seen corresponding path program 72 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:12,676 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:14,782 INFO L134 CoverageAnalysis]: Checked inductivity of 9033 backedges. 4457 proven. 2556 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:14,801 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:14,802 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [82] total 82 [2018-04-13 15:13:14,802 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:14,802 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:14,802 INFO L182 omatonBuilderFactory]: Interpolants [117633#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 117632#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 117635#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 117634#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 117637#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 117636#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 117639#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 117638#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 117641#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 117640#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 117515#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 117643#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 117642#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 117514#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 117645#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 117644#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 117647#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 117646#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 117265#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 117649#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 117648#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 117651#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 117650#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 117653#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 117652#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 117655#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 117654#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 117657#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 117656#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 117659#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 117658#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 117661#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 117660#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 117663#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 117662#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 117665#(not (= 119 |#Ultimate.C_memset_#amount|)), 117664#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 117430#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 117593#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 117592#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 117595#(= |#Ultimate.C_memset_#t~loopctr32| 2), 117594#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 117597#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 117596#(= |#Ultimate.C_memset_#t~loopctr32| 3), 117599#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 117598#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 117601#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 117600#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 117603#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 117602#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 117605#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 117604#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 117607#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 117606#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 117609#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 117608#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 117611#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 117610#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 117613#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 117612#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 117231#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 117615#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 117230#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 117614#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 117617#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 117616#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 117619#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 117618#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 117621#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 117620#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 117623#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 117622#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 117625#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 117624#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 117627#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 117626#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 116989#false, 117629#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 116988#true, 117628#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 117631#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 117630#(<= |#Ultimate.C_memset_#t~loopctr32| 37)] [2018-04-13 15:13:14,802 INFO L134 CoverageAnalysis]: Checked inductivity of 9033 backedges. 4457 proven. 2556 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:14,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 82 states [2018-04-13 15:13:14,803 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2018-04-13 15:13:14,803 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2714, Invalid=3928, Unknown=0, NotChecked=0, Total=6642 [2018-04-13 15:13:14,803 INFO L87 Difference]: Start difference. First operand 355 states and 434 transitions. Second operand 82 states. [2018-04-13 15:13:17,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:17,948 INFO L93 Difference]: Finished difference Result 524 states and 668 transitions. [2018-04-13 15:13:17,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2018-04-13 15:13:17,948 INFO L78 Accepts]: Start accepts. Automaton has 82 states. Word has length 269 [2018-04-13 15:13:17,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:17,949 INFO L225 Difference]: With dead ends: 524 [2018-04-13 15:13:17,949 INFO L226 Difference]: Without dead ends: 517 [2018-04-13 15:13:17,949 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2777 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=7117, Invalid=16445, Unknown=0, NotChecked=0, Total=23562 [2018-04-13 15:13:17,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-04-13 15:13:17,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 356. [2018-04-13 15:13:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-04-13 15:13:17,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 436 transitions. [2018-04-13 15:13:17,954 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 436 transitions. Word has length 269 [2018-04-13 15:13:17,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:17,954 INFO L459 AbstractCegarLoop]: Abstraction has 356 states and 436 transitions. [2018-04-13 15:13:17,954 INFO L460 AbstractCegarLoop]: Interpolant automaton has 82 states. [2018-04-13 15:13:17,954 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 436 transitions. [2018-04-13 15:13:17,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-04-13 15:13:17,955 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:17,955 INFO L355 BasicCegarLoop]: trace histogram [128, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:17,955 INFO L408 AbstractCegarLoop]: === Iteration 99 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:17,955 INFO L82 PathProgramCache]: Analyzing trace with hash 929398621, now seen corresponding path program 73 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:17,957 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 9166 backedges. 4518 proven. 2628 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:20,105 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:20,105 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [83] total 83 [2018-04-13 15:13:20,105 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:20,105 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:20,106 INFO L182 omatonBuilderFactory]: Interpolants [119297#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 119299#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 119298#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 119301#(= |#Ultimate.C_memset_#t~loopctr32| 3), 119300#(= |#Ultimate.C_memset_#t~loopctr32| 2), 119303#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 119302#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 119305#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 119304#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 119307#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 119306#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 119309#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 119308#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 119311#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 119310#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 119313#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 119312#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 119315#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 119314#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 118933#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 119317#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 119316#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 119319#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 118934#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 119318#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 119321#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 119320#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 119323#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 119322#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 119325#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 119324#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 119327#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 119326#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 119329#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 119328#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 118691#false, 119331#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 118690#true, 119330#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 119333#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 119332#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 119335#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 119334#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 119337#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 119336#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 119339#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 119338#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 119341#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 119340#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 119343#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 119342#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 119345#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 119344#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 119219#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 119347#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 119346#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 119218#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 119349#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 119348#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 119351#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 119350#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 119353#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 118968#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 119352#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 119355#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 119354#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 119357#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 119356#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 119359#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 119358#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 119361#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 119360#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 119363#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 119362#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 119365#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 119364#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 119367#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 119366#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 119369#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 119368#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 119371#(not (= 119 |#Ultimate.C_memset_#amount|)), 119370#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 119133#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119))))] [2018-04-13 15:13:20,106 INFO L134 CoverageAnalysis]: Checked inductivity of 9166 backedges. 4518 proven. 2628 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:20,106 INFO L442 AbstractCegarLoop]: Interpolant automaton has 83 states [2018-04-13 15:13:20,107 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2018-04-13 15:13:20,107 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2788, Invalid=4018, Unknown=0, NotChecked=0, Total=6806 [2018-04-13 15:13:20,107 INFO L87 Difference]: Start difference. First operand 356 states and 436 transitions. Second operand 83 states. [2018-04-13 15:13:24,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:24,319 INFO L93 Difference]: Finished difference Result 527 states and 673 transitions. [2018-04-13 15:13:24,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2018-04-13 15:13:24,320 INFO L78 Accepts]: Start accepts. Automaton has 83 states. Word has length 270 [2018-04-13 15:13:24,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:24,321 INFO L225 Difference]: With dead ends: 527 [2018-04-13 15:13:24,321 INFO L226 Difference]: Without dead ends: 520 [2018-04-13 15:13:24,321 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2852 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=7324, Invalid=16856, Unknown=0, NotChecked=0, Total=24180 [2018-04-13 15:13:24,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2018-04-13 15:13:24,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 357. [2018-04-13 15:13:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2018-04-13 15:13:24,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 438 transitions. [2018-04-13 15:13:24,327 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 438 transitions. Word has length 270 [2018-04-13 15:13:24,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:24,327 INFO L459 AbstractCegarLoop]: Abstraction has 357 states and 438 transitions. [2018-04-13 15:13:24,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 83 states. [2018-04-13 15:13:24,327 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 438 transitions. [2018-04-13 15:13:24,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-04-13 15:13:24,328 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:24,328 INFO L355 BasicCegarLoop]: trace histogram [129, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:24,328 INFO L408 AbstractCegarLoop]: === Iteration 100 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:24,328 INFO L82 PathProgramCache]: Analyzing trace with hash 789438480, now seen corresponding path program 74 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:24,338 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:26,508 INFO L134 CoverageAnalysis]: Checked inductivity of 9300 backedges. 4579 proven. 2701 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:26,525 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:26,525 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [84] total 84 [2018-04-13 15:13:26,525 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:26,526 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:26,526 INFO L182 omatonBuilderFactory]: Interpolants [120846#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 121013#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 121012#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 121015#(= |#Ultimate.C_memset_#t~loopctr32| 2), 121014#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 121017#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 121016#(= |#Ultimate.C_memset_#t~loopctr32| 3), 121019#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 121018#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 121021#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 121020#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 121023#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 121022#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 121025#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 121024#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 121027#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 121026#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 121029#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 121028#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 120647#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 121031#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 120646#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 121030#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 121033#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 121032#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 121035#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 121034#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 121037#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 121036#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 121039#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 121038#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 121041#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 121040#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 120403#false, 121043#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 120402#true, 121042#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 121045#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 121044#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 121047#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 121046#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 121049#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 121048#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 121051#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 121050#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 121053#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 121052#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 121055#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 121054#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 121057#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 121056#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 121059#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 121058#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 120933#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 121061#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 121060#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 120932#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 121063#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 121062#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 120681#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 121065#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 121064#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 121067#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 121066#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 121069#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 121068#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 121071#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 121070#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 121073#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 121072#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 121075#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 121074#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 121077#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 121076#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 121079#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 121078#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 121081#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 121080#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 121083#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 121082#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 121085#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 121084#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 121087#(not (= 119 |#Ultimate.C_memset_#amount|)), 121086#(<= |#Ultimate.C_memset_#t~loopctr32| 73)] [2018-04-13 15:13:26,526 INFO L134 CoverageAnalysis]: Checked inductivity of 9300 backedges. 4579 proven. 2701 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:26,526 INFO L442 AbstractCegarLoop]: Interpolant automaton has 84 states [2018-04-13 15:13:26,527 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2018-04-13 15:13:26,527 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2859, Invalid=4113, Unknown=0, NotChecked=0, Total=6972 [2018-04-13 15:13:26,527 INFO L87 Difference]: Start difference. First operand 357 states and 438 transitions. Second operand 84 states. [2018-04-13 15:13:30,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:30,681 INFO L93 Difference]: Finished difference Result 530 states and 678 transitions. [2018-04-13 15:13:30,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2018-04-13 15:13:30,681 INFO L78 Accepts]: Start accepts. Automaton has 84 states. Word has length 271 [2018-04-13 15:13:30,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:30,682 INFO L225 Difference]: With dead ends: 530 [2018-04-13 15:13:30,682 INFO L226 Difference]: Without dead ends: 523 [2018-04-13 15:13:30,683 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2927 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=7529, Invalid=17277, Unknown=0, NotChecked=0, Total=24806 [2018-04-13 15:13:30,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2018-04-13 15:13:30,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 358. [2018-04-13 15:13:30,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2018-04-13 15:13:30,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 440 transitions. [2018-04-13 15:13:30,693 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 440 transitions. Word has length 271 [2018-04-13 15:13:30,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:30,693 INFO L459 AbstractCegarLoop]: Abstraction has 358 states and 440 transitions. [2018-04-13 15:13:30,693 INFO L460 AbstractCegarLoop]: Interpolant automaton has 84 states. [2018-04-13 15:13:30,693 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 440 transitions. [2018-04-13 15:13:30,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-04-13 15:13:30,694 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:30,694 INFO L355 BasicCegarLoop]: trace histogram [130, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:30,694 INFO L408 AbstractCegarLoop]: === Iteration 101 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:30,694 INFO L82 PathProgramCache]: Analyzing trace with hash 745641405, now seen corresponding path program 75 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:30,696 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:32,933 INFO L134 CoverageAnalysis]: Checked inductivity of 9435 backedges. 4640 proven. 2775 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:32,951 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:32,951 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [85] total 85 [2018-04-13 15:13:32,951 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:32,951 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:32,951 INFO L182 omatonBuilderFactory]: Interpolants [122369#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 122753#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 122752#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 122755#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 122370#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 122754#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 122757#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 122756#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 122759#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 122758#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 122761#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 122760#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 122763#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 122762#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 122125#false, 122765#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 122124#true, 122764#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 122767#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 122766#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 122769#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 122768#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 122771#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 122770#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 122773#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 122772#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 122775#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 122774#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 122777#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 122776#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 122779#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 122778#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 122781#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 122780#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 122783#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 122782#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 122657#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 122785#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 122784#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 122656#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 122787#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 122786#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 122789#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 122404#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 122788#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 122791#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 122790#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 122793#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 122792#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 122795#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 122794#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 122797#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 122796#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 122799#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 122798#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 122801#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 122800#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 122803#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 122802#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 122805#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 122804#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 122807#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 122806#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 122809#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 122808#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 122811#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 122810#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 122813#(not (= 119 |#Ultimate.C_memset_#amount|)), 122812#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 122569#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 122737#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 122739#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 122738#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 122741#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 122740#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 122743#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 122742#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 122745#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 122744#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 122747#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 122746#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 122749#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 122748#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 122751#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 122750#(<= |#Ultimate.C_memset_#t~loopctr32| 12)] [2018-04-13 15:13:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 9435 backedges. 4640 proven. 2775 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:32,952 INFO L442 AbstractCegarLoop]: Interpolant automaton has 85 states [2018-04-13 15:13:32,952 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2018-04-13 15:13:32,953 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2944, Invalid=4196, Unknown=0, NotChecked=0, Total=7140 [2018-04-13 15:13:32,953 INFO L87 Difference]: Start difference. First operand 358 states and 440 transitions. Second operand 85 states. [2018-04-13 15:13:36,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:36,930 INFO L93 Difference]: Finished difference Result 533 states and 683 transitions. [2018-04-13 15:13:36,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2018-04-13 15:13:36,930 INFO L78 Accepts]: Start accepts. Automaton has 85 states. Word has length 272 [2018-04-13 15:13:36,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:36,931 INFO L225 Difference]: With dead ends: 533 [2018-04-13 15:13:36,931 INFO L226 Difference]: Without dead ends: 526 [2018-04-13 15:13:36,932 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3007 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=7754, Invalid=17686, Unknown=0, NotChecked=0, Total=25440 [2018-04-13 15:13:36,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2018-04-13 15:13:36,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 359. [2018-04-13 15:13:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2018-04-13 15:13:36,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 442 transitions. [2018-04-13 15:13:36,939 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 442 transitions. Word has length 272 [2018-04-13 15:13:36,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:36,939 INFO L459 AbstractCegarLoop]: Abstraction has 359 states and 442 transitions. [2018-04-13 15:13:36,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 85 states. [2018-04-13 15:13:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 442 transitions. [2018-04-13 15:13:36,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-04-13 15:13:36,940 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:36,940 INFO L355 BasicCegarLoop]: trace histogram [131, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:36,940 INFO L408 AbstractCegarLoop]: === Iteration 102 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:36,940 INFO L82 PathProgramCache]: Analyzing trace with hash -612067920, now seen corresponding path program 76 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:36,952 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:39,228 INFO L134 CoverageAnalysis]: Checked inductivity of 9571 backedges. 4701 proven. 2850 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:39,245 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:39,245 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [86] total 86 [2018-04-13 15:13:39,245 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:39,245 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:39,246 INFO L182 omatonBuilderFactory]: Interpolants [124545#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 124544#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 124547#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 124546#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 124549#(not (= 119 |#Ultimate.C_memset_#amount|)), 124548#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 124302#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 124473#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 124472#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 124475#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 124474#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 124477#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 124476#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 124479#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 124478#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 124481#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 124480#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 124483#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 124482#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 124485#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 124484#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 124103#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 124487#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 124102#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 124486#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 124489#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 124488#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 124491#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 124490#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 124493#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 124492#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 124495#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 124494#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 123857#false, 124497#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 123856#true, 124496#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 124499#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 124498#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 124501#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 124500#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 124503#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 124502#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 124505#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 124504#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 124507#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 124506#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 124509#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 124508#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 124511#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 124510#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 124513#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 124512#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 124515#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 124514#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 124517#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 124516#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 124391#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 124519#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 124518#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 124390#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 124137#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 124521#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 124520#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 124523#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 124522#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 124525#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 124524#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 124527#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 124526#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 124529#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 124528#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 124531#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 124530#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 124533#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 124532#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 124535#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 124534#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 124537#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 124536#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 124539#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 124538#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 124541#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 124540#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 124543#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 124542#(<= |#Ultimate.C_memset_#t~loopctr32| 69)] [2018-04-13 15:13:39,246 INFO L134 CoverageAnalysis]: Checked inductivity of 9571 backedges. 4701 proven. 2850 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:39,246 INFO L442 AbstractCegarLoop]: Interpolant automaton has 86 states [2018-04-13 15:13:39,247 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2018-04-13 15:13:39,247 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3022, Invalid=4288, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 15:13:39,247 INFO L87 Difference]: Start difference. First operand 359 states and 442 transitions. Second operand 86 states. [2018-04-13 15:13:42,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:42,225 INFO L93 Difference]: Finished difference Result 536 states and 688 transitions. [2018-04-13 15:13:42,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2018-04-13 15:13:42,226 INFO L78 Accepts]: Start accepts. Automaton has 86 states. Word has length 273 [2018-04-13 15:13:42,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:42,227 INFO L225 Difference]: With dead ends: 536 [2018-04-13 15:13:42,227 INFO L226 Difference]: Without dead ends: 529 [2018-04-13 15:13:42,227 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3086 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=7972, Invalid=18110, Unknown=0, NotChecked=0, Total=26082 [2018-04-13 15:13:42,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2018-04-13 15:13:42,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 360. [2018-04-13 15:13:42,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2018-04-13 15:13:42,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 444 transitions. [2018-04-13 15:13:42,234 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 444 transitions. Word has length 273 [2018-04-13 15:13:42,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:42,234 INFO L459 AbstractCegarLoop]: Abstraction has 360 states and 444 transitions. [2018-04-13 15:13:42,234 INFO L460 AbstractCegarLoop]: Interpolant automaton has 86 states. [2018-04-13 15:13:42,234 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 444 transitions. [2018-04-13 15:13:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-04-13 15:13:42,235 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:42,235 INFO L355 BasicCegarLoop]: trace histogram [132, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:42,235 INFO L408 AbstractCegarLoop]: === Iteration 103 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:42,235 INFO L82 PathProgramCache]: Analyzing trace with hash 248615965, now seen corresponding path program 77 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:42,237 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:44,611 INFO L134 CoverageAnalysis]: Checked inductivity of 9708 backedges. 4762 proven. 2926 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:44,628 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:44,628 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [87] total 87 [2018-04-13 15:13:44,629 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:44,629 INFO L182 omatonBuilderFactory]: Interpolants [126217#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 126219#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 126218#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 126221#(= 3 |#Ultimate.C_memset_#t~loopctr32|), 126220#(= 2 |#Ultimate.C_memset_#t~loopctr32|), 126223#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 126222#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 126225#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 126224#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 126227#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 126226#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 125845#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 126229#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 126228#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 126231#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 125846#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 126230#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 126233#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 126232#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 126235#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 126234#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 126237#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 126236#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 125599#false, 126239#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 125598#true, 126238#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 126241#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 126240#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 126243#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 126242#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 126245#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 126244#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 126247#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 126246#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 126249#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 126248#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 126251#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 126250#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 126253#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 126252#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 126255#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 126254#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 126257#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 126256#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 126259#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 126258#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 126261#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 126260#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 126135#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 126263#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 126262#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 126134#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 126265#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 125880#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 126264#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 126267#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 126266#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 126269#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 126268#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 126271#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 126270#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 126273#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 126272#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 126275#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 126274#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 126277#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 126276#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 126279#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 126278#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 126281#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 126280#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 126283#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 126282#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 126285#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 126284#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 126287#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 126286#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 126289#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 126288#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 126291#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 126290#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 126293#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 126292#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 126295#(not (= |#Ultimate.C_memset_#amount| 119)), 126294#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 126045#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119))))] [2018-04-13 15:13:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 9708 backedges. 4762 proven. 2926 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:44,630 INFO L442 AbstractCegarLoop]: Interpolant automaton has 87 states [2018-04-13 15:13:44,630 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2018-04-13 15:13:44,630 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3094, Invalid=4388, Unknown=0, NotChecked=0, Total=7482 [2018-04-13 15:13:44,630 INFO L87 Difference]: Start difference. First operand 360 states and 444 transitions. Second operand 87 states. [2018-04-13 15:13:49,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:49,034 INFO L93 Difference]: Finished difference Result 539 states and 693 transitions. [2018-04-13 15:13:49,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2018-04-13 15:13:49,034 INFO L78 Accepts]: Start accepts. Automaton has 87 states. Word has length 274 [2018-04-13 15:13:49,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:49,035 INFO L225 Difference]: With dead ends: 539 [2018-04-13 15:13:49,035 INFO L226 Difference]: Without dead ends: 532 [2018-04-13 15:13:49,036 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3162 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=8182, Invalid=18550, Unknown=0, NotChecked=0, Total=26732 [2018-04-13 15:13:49,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2018-04-13 15:13:49,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 361. [2018-04-13 15:13:49,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2018-04-13 15:13:49,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 446 transitions. [2018-04-13 15:13:49,045 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 446 transitions. Word has length 274 [2018-04-13 15:13:49,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:49,045 INFO L459 AbstractCegarLoop]: Abstraction has 361 states and 446 transitions. [2018-04-13 15:13:49,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 87 states. [2018-04-13 15:13:49,046 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 446 transitions. [2018-04-13 15:13:49,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-04-13 15:13:49,047 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:49,047 INFO L355 BasicCegarLoop]: trace histogram [133, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:49,047 INFO L408 AbstractCegarLoop]: === Iteration 104 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:49,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1160012624, now seen corresponding path program 78 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:49,050 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:51,380 INFO L134 CoverageAnalysis]: Checked inductivity of 9846 backedges. 4823 proven. 3003 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:51,399 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:51,399 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [88] total 88 [2018-04-13 15:13:51,399 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:51,399 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:51,399 INFO L182 omatonBuilderFactory]: Interpolants [128001#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 128000#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 128003#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 128002#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 128005#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 128004#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 128007#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 128006#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 128009#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 128008#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 128011#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 128010#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 128013#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 128012#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 128015#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 128014#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 127633#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 127889#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 128017#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 128016#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 127888#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 128019#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 128018#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 128021#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 128020#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 128023#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 128022#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 128025#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 128024#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 128027#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 128026#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 128029#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 128028#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 128031#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 128030#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 128033#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 128032#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 128035#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 128034#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 128037#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 128036#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 128039#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 128038#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 128041#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 128040#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 128043#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 128042#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 128045#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 128044#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 128047#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 128046#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 128049#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 128048#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 128051#(not (= 119 |#Ultimate.C_memset_#amount|)), 128050#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 127798#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 127973#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 127972#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 127975#(= |#Ultimate.C_memset_#t~loopctr32| 2), 127974#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 127977#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 127976#(= |#Ultimate.C_memset_#t~loopctr32| 3), 127979#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 127978#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 127981#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 127980#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 127599#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 127983#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 127598#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 127982#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 127985#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 127984#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 127987#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 127986#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 127989#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 127988#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 127351#false, 127991#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 127350#true, 127990#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 127993#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 127992#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 127995#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 127994#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 127997#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 127996#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 127999#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 127998#(<= |#Ultimate.C_memset_#t~loopctr32| 25)] [2018-04-13 15:13:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 9846 backedges. 4823 proven. 3003 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:51,400 INFO L442 AbstractCegarLoop]: Interpolant automaton has 88 states [2018-04-13 15:13:51,400 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2018-04-13 15:13:51,400 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3173, Invalid=4483, Unknown=0, NotChecked=0, Total=7656 [2018-04-13 15:13:51,401 INFO L87 Difference]: Start difference. First operand 361 states and 446 transitions. Second operand 88 states. [2018-04-13 15:13:55,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:13:55,226 INFO L93 Difference]: Finished difference Result 542 states and 698 transitions. [2018-04-13 15:13:55,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2018-04-13 15:13:55,226 INFO L78 Accepts]: Start accepts. Automaton has 88 states. Word has length 275 [2018-04-13 15:13:55,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:13:55,227 INFO L225 Difference]: With dead ends: 542 [2018-04-13 15:13:55,227 INFO L226 Difference]: Without dead ends: 535 [2018-04-13 15:13:55,227 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3242 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=8404, Invalid=18986, Unknown=0, NotChecked=0, Total=27390 [2018-04-13 15:13:55,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2018-04-13 15:13:55,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 362. [2018-04-13 15:13:55,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2018-04-13 15:13:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 448 transitions. [2018-04-13 15:13:55,233 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 448 transitions. Word has length 275 [2018-04-13 15:13:55,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:13:55,233 INFO L459 AbstractCegarLoop]: Abstraction has 362 states and 448 transitions. [2018-04-13 15:13:55,233 INFO L460 AbstractCegarLoop]: Interpolant automaton has 88 states. [2018-04-13 15:13:55,233 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 448 transitions. [2018-04-13 15:13:55,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-04-13 15:13:55,234 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:13:55,234 INFO L355 BasicCegarLoop]: trace histogram [134, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:13:55,234 INFO L408 AbstractCegarLoop]: === Iteration 105 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:13:55,234 INFO L82 PathProgramCache]: Analyzing trace with hash -651462019, now seen corresponding path program 79 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:13:55,237 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:13:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:13:57,620 INFO L134 CoverageAnalysis]: Checked inductivity of 9985 backedges. 4884 proven. 3081 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:57,637 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:13:57,638 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [89] total 89 [2018-04-13 15:13:57,638 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:13:57,638 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:13:57,638 INFO L182 omatonBuilderFactory]: Interpolants [129793#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 129792#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 129795#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 129794#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 129797#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 129796#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 129799#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 129798#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 129801#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 129800#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 129803#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 129802#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 129805#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 129804#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 129807#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 129806#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 129809#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 129808#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 129811#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 129810#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 129813#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 129812#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 129815#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 129814#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 129561#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 129817#(not (= |#Ultimate.C_memset_#amount| 119)), 129816#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 129737#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 129739#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 129738#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 129741#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 129740#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 129743#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 129742#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 129361#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 129745#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 129744#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 129747#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 129362#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 129746#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 129749#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 129748#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 129751#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 129750#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 129113#false, 129753#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 129112#true, 129752#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 129755#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 129754#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 129757#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 129756#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 129759#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 129758#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 129761#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 129760#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 129763#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 129762#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 129765#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 129764#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 129767#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 129766#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 129769#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 129768#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 129771#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 129770#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 129773#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 129772#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 129775#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 129774#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 129777#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 129776#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 129779#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 129778#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 129653#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 129781#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 129396#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 129780#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 129652#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 129783#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 129782#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 129785#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 129784#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 129787#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 129786#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 129789#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 129788#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 129791#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 129790#(<= |#Ultimate.C_memset_#t~loopctr32| 52)] [2018-04-13 15:13:57,639 INFO L134 CoverageAnalysis]: Checked inductivity of 9985 backedges. 4884 proven. 3081 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:13:57,639 INFO L442 AbstractCegarLoop]: Interpolant automaton has 89 states [2018-04-13 15:13:57,639 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2018-04-13 15:13:57,639 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3259, Invalid=4573, Unknown=0, NotChecked=0, Total=7832 [2018-04-13 15:13:57,639 INFO L87 Difference]: Start difference. First operand 362 states and 448 transitions. Second operand 89 states. [2018-04-13 15:14:01,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:14:01,118 INFO L93 Difference]: Finished difference Result 545 states and 703 transitions. [2018-04-13 15:14:01,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2018-04-13 15:14:01,118 INFO L78 Accepts]: Start accepts. Automaton has 89 states. Word has length 276 [2018-04-13 15:14:01,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:14:01,119 INFO L225 Difference]: With dead ends: 545 [2018-04-13 15:14:01,119 INFO L226 Difference]: Without dead ends: 538 [2018-04-13 15:14:01,120 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3326 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=8638, Invalid=19418, Unknown=0, NotChecked=0, Total=28056 [2018-04-13 15:14:01,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2018-04-13 15:14:01,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 363. [2018-04-13 15:14:01,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2018-04-13 15:14:01,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 450 transitions. [2018-04-13 15:14:01,126 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 450 transitions. Word has length 276 [2018-04-13 15:14:01,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:14:01,126 INFO L459 AbstractCegarLoop]: Abstraction has 363 states and 450 transitions. [2018-04-13 15:14:01,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 89 states. [2018-04-13 15:14:01,126 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 450 transitions. [2018-04-13 15:14:01,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-04-13 15:14:01,127 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:14:01,127 INFO L355 BasicCegarLoop]: trace histogram [135, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:14:01,127 INFO L408 AbstractCegarLoop]: === Iteration 106 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:14:01,127 INFO L82 PathProgramCache]: Analyzing trace with hash -972601104, now seen corresponding path program 80 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:14:01,129 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:14:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 10125 backedges. 4945 proven. 3160 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:03,810 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:14:03,811 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [90] total 90 [2018-04-13 15:14:03,811 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:14:03,811 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:14:03,811 INFO L182 omatonBuilderFactory]: Interpolants [131586#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 131587#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 131584#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 131585#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 131334#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 131590#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 131591#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 131588#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 131589#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 131592#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 131593#(not (= |#Ultimate.C_memset_#amount| 119)), 131514#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 131515#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 131512#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 131513#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 131134#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 131518#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 131135#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 131519#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 131516#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 131517#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 131522#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 131523#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 131520#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 131521#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 130885#false, 131526#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 130884#true, 131527#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 131524#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 131525#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 131530#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 131531#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 131528#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 131529#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 131534#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 131535#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 131532#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 131533#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 131538#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 131539#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 131536#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 131537#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 131542#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 131543#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 131540#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 131541#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 131546#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 131547#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 131544#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 131545#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 131550#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 131551#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 131548#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 131549#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 131554#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 131426#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 131427#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 131555#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 131552#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 131169#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 131553#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 131558#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 131559#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 131556#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 131557#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 131562#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 131563#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 131560#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 131561#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 131566#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 131567#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 131564#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 131565#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 131570#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 131571#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 131568#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 131569#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 131574#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 131575#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 131572#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 131573#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 131578#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 131579#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 131576#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 131577#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 131582#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 131583#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 131580#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 131581#(<= |#Ultimate.C_memset_#t~loopctr32| 68)] [2018-04-13 15:14:03,812 INFO L134 CoverageAnalysis]: Checked inductivity of 10125 backedges. 4945 proven. 3160 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:03,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 90 states [2018-04-13 15:14:03,812 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2018-04-13 15:14:03,812 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3340, Invalid=4670, Unknown=0, NotChecked=0, Total=8010 [2018-04-13 15:14:03,812 INFO L87 Difference]: Start difference. First operand 363 states and 450 transitions. Second operand 90 states. [2018-04-13 15:14:07,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:14:07,090 INFO L93 Difference]: Finished difference Result 548 states and 708 transitions. [2018-04-13 15:14:07,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2018-04-13 15:14:07,090 INFO L78 Accepts]: Start accepts. Automaton has 90 states. Word has length 277 [2018-04-13 15:14:07,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:14:07,091 INFO L225 Difference]: With dead ends: 548 [2018-04-13 15:14:07,091 INFO L226 Difference]: Without dead ends: 541 [2018-04-13 15:14:07,092 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 168 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3408 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=8866, Invalid=19864, Unknown=0, NotChecked=0, Total=28730 [2018-04-13 15:14:07,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2018-04-13 15:14:07,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 364. [2018-04-13 15:14:07,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2018-04-13 15:14:07,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 452 transitions. [2018-04-13 15:14:07,097 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 452 transitions. Word has length 277 [2018-04-13 15:14:07,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:14:07,097 INFO L459 AbstractCegarLoop]: Abstraction has 364 states and 452 transitions. [2018-04-13 15:14:07,097 INFO L460 AbstractCegarLoop]: Interpolant automaton has 90 states. [2018-04-13 15:14:07,097 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 452 transitions. [2018-04-13 15:14:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-04-13 15:14:07,097 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:14:07,097 INFO L355 BasicCegarLoop]: trace histogram [136, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:14:07,098 INFO L408 AbstractCegarLoop]: === Iteration 107 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:14:07,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1956989149, now seen corresponding path program 81 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:14:07,100 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:14:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:09,593 INFO L134 CoverageAnalysis]: Checked inductivity of 10266 backedges. 5006 proven. 3240 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:09,610 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:14:09,610 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [91] total 91 [2018-04-13 15:14:09,611 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:14:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:14:09,611 INFO L182 omatonBuilderFactory]: Interpolants [133378#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 133379#(not (= |#Ultimate.C_memset_#amount| 119)), 133376#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 133377#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 133298#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 133299#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 133297#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 132918#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 133302#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 133303#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 133300#(= |#Ultimate.C_memset_#t~loopctr32| 2), 132917#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 133301#(= |#Ultimate.C_memset_#t~loopctr32| 3), 132666#true, 133306#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 132667#false, 133307#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 133304#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 133305#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 133310#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 133311#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 133308#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 133309#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 133314#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 133315#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 133312#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 133313#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 133318#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 133319#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 133316#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 133317#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 133322#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 133323#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 133320#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 133321#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 133326#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 133327#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 133324#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 133325#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 133330#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 133331#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 133328#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 133329#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 133334#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 133335#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 133332#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 133333#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 133338#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 133210#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 133211#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 133339#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 132952#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 133336#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 133337#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 133342#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 133343#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 133340#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 133341#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 133346#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 133347#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 133344#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 133345#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 133350#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 133351#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 133348#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 133349#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 133354#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 133355#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 133352#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 133353#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 133358#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 133359#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 133356#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 133357#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 133362#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 133363#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 133360#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 133361#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 133366#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 133367#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 133364#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 133365#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 133370#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 133371#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 133368#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 133369#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 133374#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 133375#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 133372#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 133117#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 133373#(<= |#Ultimate.C_memset_#t~loopctr32| 75)] [2018-04-13 15:14:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 10266 backedges. 5006 proven. 3240 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:09,612 INFO L442 AbstractCegarLoop]: Interpolant automaton has 91 states [2018-04-13 15:14:09,612 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2018-04-13 15:14:09,612 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3416, Invalid=4774, Unknown=0, NotChecked=0, Total=8190 [2018-04-13 15:14:09,612 INFO L87 Difference]: Start difference. First operand 364 states and 452 transitions. Second operand 91 states. [2018-04-13 15:14:12,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:14:12,702 INFO L93 Difference]: Finished difference Result 551 states and 713 transitions. [2018-04-13 15:14:12,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2018-04-13 15:14:12,702 INFO L78 Accepts]: Start accepts. Automaton has 91 states. Word has length 278 [2018-04-13 15:14:12,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:14:12,703 INFO L225 Difference]: With dead ends: 551 [2018-04-13 15:14:12,703 INFO L226 Difference]: Without dead ends: 544 [2018-04-13 15:14:12,704 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 170 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3488 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=9088, Invalid=20324, Unknown=0, NotChecked=0, Total=29412 [2018-04-13 15:14:12,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2018-04-13 15:14:12,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 365. [2018-04-13 15:14:12,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2018-04-13 15:14:12,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 454 transitions. [2018-04-13 15:14:12,709 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 454 transitions. Word has length 278 [2018-04-13 15:14:12,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:14:12,710 INFO L459 AbstractCegarLoop]: Abstraction has 365 states and 454 transitions. [2018-04-13 15:14:12,710 INFO L460 AbstractCegarLoop]: Interpolant automaton has 91 states. [2018-04-13 15:14:12,710 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 454 transitions. [2018-04-13 15:14:12,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-04-13 15:14:12,710 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:14:12,710 INFO L355 BasicCegarLoop]: trace histogram [137, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:14:12,710 INFO L408 AbstractCegarLoop]: === Iteration 108 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:14:12,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1714993520, now seen corresponding path program 82 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:14:12,713 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:14:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 10408 backedges. 5067 proven. 3321 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:15,333 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:14:15,333 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [92] total 92 [2018-04-13 15:14:15,333 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:14:15,334 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:14:15,334 INFO L182 omatonBuilderFactory]: Interpolants [135170#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 135171#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 135168#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 135169#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 135174#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 135175#(not (= |#Ultimate.C_memset_#amount| 119)), 135172#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 135173#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 134710#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 135094#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 134711#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 135095#(= |#Ultimate.C_memset_#t~loopctr32| 2), 135092#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 135093#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 134458#true, 135098#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 134459#false, 135099#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 135096#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 135097#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 135102#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 135103#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 135100#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 135101#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 135106#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 135107#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 135104#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 135105#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 135110#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 135111#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 135108#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 135109#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 135114#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 135115#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 135112#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 135113#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 135118#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 135119#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 135116#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 135117#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 135122#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 135123#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 135120#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 135121#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 135126#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 135127#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 135124#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 135125#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 135130#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 135131#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 135128#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 134745#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 135129#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 135134#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 135135#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 135132#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 135004#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 135005#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 135133#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 135138#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 135139#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 135136#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 135137#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 135142#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 135143#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 135140#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 135141#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 135146#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 135147#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 135144#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 135145#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 135150#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 135151#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 135148#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 135149#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 135154#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 135155#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 135152#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 135153#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 135158#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 135159#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 135156#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 135157#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 135162#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 135163#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 135160#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 135161#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 134910#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 135166#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 135167#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 135164#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 135165#(<= |#Ultimate.C_memset_#t~loopctr32| 72)] [2018-04-13 15:14:15,334 INFO L134 CoverageAnalysis]: Checked inductivity of 10408 backedges. 5067 proven. 3321 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:15,335 INFO L442 AbstractCegarLoop]: Interpolant automaton has 92 states [2018-04-13 15:14:15,335 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2018-04-13 15:14:15,335 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3502, Invalid=4870, Unknown=0, NotChecked=0, Total=8372 [2018-04-13 15:14:15,335 INFO L87 Difference]: Start difference. First operand 365 states and 454 transitions. Second operand 92 states. [2018-04-13 15:14:18,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:14:18,627 INFO L93 Difference]: Finished difference Result 554 states and 718 transitions. [2018-04-13 15:14:18,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2018-04-13 15:14:18,627 INFO L78 Accepts]: Start accepts. Automaton has 92 states. Word has length 279 [2018-04-13 15:14:18,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:14:18,628 INFO L225 Difference]: With dead ends: 554 [2018-04-13 15:14:18,628 INFO L226 Difference]: Without dead ends: 547 [2018-04-13 15:14:18,629 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3573 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=9326, Invalid=20776, Unknown=0, NotChecked=0, Total=30102 [2018-04-13 15:14:18,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2018-04-13 15:14:18,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 366. [2018-04-13 15:14:18,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2018-04-13 15:14:18,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 456 transitions. [2018-04-13 15:14:18,637 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 456 transitions. Word has length 279 [2018-04-13 15:14:18,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:14:18,637 INFO L459 AbstractCegarLoop]: Abstraction has 366 states and 456 transitions. [2018-04-13 15:14:18,637 INFO L460 AbstractCegarLoop]: Interpolant automaton has 92 states. [2018-04-13 15:14:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 456 transitions. [2018-04-13 15:14:18,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-04-13 15:14:18,638 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:14:18,638 INFO L355 BasicCegarLoop]: trace histogram [138, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:14:18,638 INFO L408 AbstractCegarLoop]: === Iteration 109 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:14:18,639 INFO L82 PathProgramCache]: Analyzing trace with hash 417660733, now seen corresponding path program 83 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:14:18,642 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:14:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:21,229 INFO L134 CoverageAnalysis]: Checked inductivity of 10551 backedges. 5128 proven. 3403 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:21,247 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:14:21,265 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [93] total 93 [2018-04-13 15:14:21,265 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:14:21,266 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:14:21,266 INFO L182 omatonBuilderFactory]: Interpolants [136962#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 136963#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 136960#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 136961#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 136966#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 136967#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 136964#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 136965#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 136970#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 136971#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 136968#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 136713#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 136969#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 136974#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 136975#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 136972#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 136973#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 136978#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 136979#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 136976#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 136977#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 136980#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 136981#(not (= |#Ultimate.C_memset_#amount| 119)), 136514#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 136898#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 136899#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 136513#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 136897#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 136902#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 136903#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 136260#true, 136900#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 136261#false, 136901#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 136906#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 136907#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 136904#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 136905#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 136910#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 136911#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 136908#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 136909#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 136914#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 136915#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 136912#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 136913#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 136918#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 136919#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 136916#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 136917#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 136922#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 136923#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 136920#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 136921#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 136926#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 136927#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 136924#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 136925#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 136930#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 136931#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 136928#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 136929#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 136934#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 136935#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 136548#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 136932#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 136933#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 136938#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 136939#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 136936#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 136808#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 136809#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 136937#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 136942#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 136943#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 136940#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 136941#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 136946#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 136947#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 136944#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 136945#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 136950#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 136951#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 136948#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 136949#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 136954#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 136955#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 136952#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 136953#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 136958#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 136959#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 136956#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 136957#(<= |#Ultimate.C_memset_#t~loopctr32| 59)] [2018-04-13 15:14:21,266 INFO L134 CoverageAnalysis]: Checked inductivity of 10551 backedges. 5128 proven. 3403 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:21,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 93 states [2018-04-13 15:14:21,267 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2018-04-13 15:14:21,267 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3589, Invalid=4967, Unknown=0, NotChecked=0, Total=8556 [2018-04-13 15:14:21,267 INFO L87 Difference]: Start difference. First operand 366 states and 456 transitions. Second operand 93 states. [2018-04-13 15:14:24,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:14:24,791 INFO L93 Difference]: Finished difference Result 557 states and 723 transitions. [2018-04-13 15:14:24,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2018-04-13 15:14:24,791 INFO L78 Accepts]: Start accepts. Automaton has 93 states. Word has length 280 [2018-04-13 15:14:24,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:14:24,792 INFO L225 Difference]: With dead ends: 557 [2018-04-13 15:14:24,792 INFO L226 Difference]: Without dead ends: 550 [2018-04-13 15:14:24,793 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3660 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=9568, Invalid=21232, Unknown=0, NotChecked=0, Total=30800 [2018-04-13 15:14:24,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2018-04-13 15:14:24,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 367. [2018-04-13 15:14:24,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2018-04-13 15:14:24,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 458 transitions. [2018-04-13 15:14:24,807 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 458 transitions. Word has length 280 [2018-04-13 15:14:24,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:14:24,807 INFO L459 AbstractCegarLoop]: Abstraction has 367 states and 458 transitions. [2018-04-13 15:14:24,807 INFO L460 AbstractCegarLoop]: Interpolant automaton has 93 states. [2018-04-13 15:14:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 458 transitions. [2018-04-13 15:14:24,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-04-13 15:14:24,808 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:14:24,808 INFO L355 BasicCegarLoop]: trace histogram [139, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:14:24,808 INFO L408 AbstractCegarLoop]: === Iteration 110 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:14:24,808 INFO L82 PathProgramCache]: Analyzing trace with hash 2105433136, now seen corresponding path program 84 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:14:24,810 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:14:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 10695 backedges. 5189 proven. 3486 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:27,529 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:14:27,529 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [94] total 94 [2018-04-13 15:14:27,529 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:14:27,530 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:14:27,530 INFO L182 omatonBuilderFactory]: Interpolants [138754#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 138755#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 138752#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 138753#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 138758#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 138759#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 138756#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 138757#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 138762#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 138763#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 138760#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 138761#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 138766#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 138767#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 138764#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 138765#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 138770#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 138771#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 138768#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 138769#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 138774#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 138775#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 138772#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 138773#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 138778#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 138779#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 138776#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 138777#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 138526#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 138782#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 138783#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 138780#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 138781#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 138786#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 138787#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 138784#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 138785#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 138790#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 138791#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 138788#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 138789#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 138794#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 138795#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 138792#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 138793#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 138796#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 138797#(not (= 119 |#Ultimate.C_memset_#amount|)), 138326#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 138327#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 138714#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 138715#(= |#Ultimate.C_memset_#t~loopctr32| 2), 138072#true, 138712#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 138073#false, 138713#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 138718#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 138719#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 138716#(= 3 |#Ultimate.C_memset_#t~loopctr32|), 138717#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 138722#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 138723#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 138720#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 138721#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 138726#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 138727#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 138724#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 138725#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 138730#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 138731#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 138728#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 138729#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 138734#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 138735#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 138732#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 138733#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 138738#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 138739#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 138736#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 138737#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 138742#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 138743#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 138740#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 138741#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 138746#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 138747#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 138744#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 138361#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 138745#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 138750#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 138622#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 138623#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 138751#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 138748#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 138749#(<= |#Ultimate.C_memset_#t~loopctr32| 36)] [2018-04-13 15:14:27,531 INFO L134 CoverageAnalysis]: Checked inductivity of 10695 backedges. 5189 proven. 3486 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:27,531 INFO L442 AbstractCegarLoop]: Interpolant automaton has 94 states [2018-04-13 15:14:27,531 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2018-04-13 15:14:27,531 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3668, Invalid=5074, Unknown=0, NotChecked=0, Total=8742 [2018-04-13 15:14:27,531 INFO L87 Difference]: Start difference. First operand 367 states and 458 transitions. Second operand 94 states. [2018-04-13 15:14:31,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:14:31,668 INFO L93 Difference]: Finished difference Result 560 states and 728 transitions. [2018-04-13 15:14:31,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2018-04-13 15:14:31,669 INFO L78 Accepts]: Start accepts. Automaton has 94 states. Word has length 281 [2018-04-13 15:14:31,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:14:31,669 INFO L225 Difference]: With dead ends: 560 [2018-04-13 15:14:31,669 INFO L226 Difference]: Without dead ends: 553 [2018-04-13 15:14:31,670 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3743 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=9799, Invalid=21707, Unknown=0, NotChecked=0, Total=31506 [2018-04-13 15:14:31,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2018-04-13 15:14:31,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 368. [2018-04-13 15:14:31,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2018-04-13 15:14:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 460 transitions. [2018-04-13 15:14:31,676 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 460 transitions. Word has length 281 [2018-04-13 15:14:31,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:14:31,676 INFO L459 AbstractCegarLoop]: Abstraction has 368 states and 460 transitions. [2018-04-13 15:14:31,676 INFO L460 AbstractCegarLoop]: Interpolant automaton has 94 states. [2018-04-13 15:14:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 460 transitions. [2018-04-13 15:14:31,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-04-13 15:14:31,677 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:14:31,677 INFO L355 BasicCegarLoop]: trace histogram [140, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:14:31,677 INFO L408 AbstractCegarLoop]: === Iteration 111 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:14:31,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1408197219, now seen corresponding path program 85 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:14:31,679 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:14:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:34,412 INFO L134 CoverageAnalysis]: Checked inductivity of 10840 backedges. 5250 proven. 3570 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:34,431 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:14:34,431 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [95] total 95 [2018-04-13 15:14:34,431 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:14:34,432 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:14:34,432 INFO L182 omatonBuilderFactory]: Interpolants [140546#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 140547#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 140544#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 140545#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 140550#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 140551#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 140548#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 140549#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 140554#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 140555#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 140552#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 140553#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 140558#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 140559#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 140556#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 140557#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 140562#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 140563#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 140560#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 140561#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 140566#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 140567#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 140564#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 140565#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 140570#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 140571#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 140184#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 140568#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 140569#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 140574#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 140446#(not (= 119 |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|)), 140447#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 140575#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 140572#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 140573#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 140578#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 140579#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 140576#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 140577#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 140582#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 140583#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 140580#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 140581#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 140586#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 140587#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 140584#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 140585#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 140590#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 140591#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 140588#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 140589#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 140594#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 140595#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 140592#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 140593#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 140598#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 140599#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 140596#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 140597#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 140602#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 140603#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 140600#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 140601#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 140606#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 140607#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 140604#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 140349#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 140605#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 140610#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 140611#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 140608#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 140609#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 140614#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 140615#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 140612#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 140613#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 140618#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 140619#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 140616#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 140617#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 140622#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 140623#(not (= 119 |#Ultimate.C_memset_#amount|)), 140620#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 140621#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 139894#true, 140150#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 139895#false, 140149#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 140538#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 140539#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 140537#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 140542#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 140543#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 140540#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 140541#(<= |#Ultimate.C_memset_#t~loopctr32| 3)] [2018-04-13 15:14:34,432 INFO L134 CoverageAnalysis]: Checked inductivity of 10840 backedges. 5250 proven. 3570 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:34,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 95 states [2018-04-13 15:14:34,433 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2018-04-13 15:14:34,433 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3759, Invalid=5171, Unknown=0, NotChecked=0, Total=8930 [2018-04-13 15:14:34,433 INFO L87 Difference]: Start difference. First operand 368 states and 460 transitions. Second operand 95 states. [2018-04-13 15:14:39,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:14:39,047 INFO L93 Difference]: Finished difference Result 563 states and 733 transitions. [2018-04-13 15:14:39,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2018-04-13 15:14:39,048 INFO L78 Accepts]: Start accepts. Automaton has 95 states. Word has length 282 [2018-04-13 15:14:39,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:14:39,048 INFO L225 Difference]: With dead ends: 563 [2018-04-13 15:14:39,048 INFO L226 Difference]: Without dead ends: 556 [2018-04-13 15:14:39,049 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3832 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=10049, Invalid=22171, Unknown=0, NotChecked=0, Total=32220 [2018-04-13 15:14:39,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2018-04-13 15:14:39,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 369. [2018-04-13 15:14:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2018-04-13 15:14:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 462 transitions. [2018-04-13 15:14:39,055 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 462 transitions. Word has length 282 [2018-04-13 15:14:39,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:14:39,055 INFO L459 AbstractCegarLoop]: Abstraction has 369 states and 462 transitions. [2018-04-13 15:14:39,055 INFO L460 AbstractCegarLoop]: Interpolant automaton has 95 states. [2018-04-13 15:14:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 462 transitions. [2018-04-13 15:14:39,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-04-13 15:14:39,056 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:14:39,056 INFO L355 BasicCegarLoop]: trace histogram [141, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:14:39,056 INFO L408 AbstractCegarLoop]: === Iteration 112 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:14:39,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1338411472, now seen corresponding path program 86 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:14:39,058 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:14:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:41,877 INFO L134 CoverageAnalysis]: Checked inductivity of 10986 backedges. 5311 proven. 3655 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:41,895 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:14:41,896 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [96] total 96 [2018-04-13 15:14:41,896 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:14:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:14:41,896 INFO L182 omatonBuilderFactory]: Interpolants [141726#true, 141982#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 141727#false, 141983#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 142374#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 142375#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 142372#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 142373#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 142378#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 142379#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 142376#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 142377#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 142382#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 142383#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 142380#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 142381#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 142386#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 142387#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 142384#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 142385#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 142390#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 142391#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 142388#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 142389#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 142394#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 142395#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 142392#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 142393#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 142398#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 142399#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 142396#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 142397#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 142402#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 142403#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 142400#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 142017#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 142401#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 142406#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 142407#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 142404#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 142405#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 142410#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 142411#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 142408#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 142280#(not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)), 142281#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 142409#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 142414#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 142415#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 142412#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 142413#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 142418#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 142419#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 142416#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 142417#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 142422#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 142423#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 142420#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 142421#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 142426#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 142427#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 142424#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 142425#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 142430#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 142431#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 142428#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 142429#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 142434#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 142435#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 142432#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 142433#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 142182#(= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|), 142438#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 142439#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 142436#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 142437#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 142442#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 142443#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 142440#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 142441#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 142446#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 142447#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 142444#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 142445#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 142450#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 142451#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 142448#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 142449#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 142454#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 142455#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 142452#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 142453#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 142458#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 142459#(not (= |#Ultimate.C_memset_#amount| 119)), 142456#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 142457#(<= |#Ultimate.C_memset_#t~loopctr32| 84)] [2018-04-13 15:14:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 10986 backedges. 5311 proven. 3655 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:41,897 INFO L442 AbstractCegarLoop]: Interpolant automaton has 96 states [2018-04-13 15:14:41,897 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2018-04-13 15:14:41,897 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3847, Invalid=5273, Unknown=0, NotChecked=0, Total=9120 [2018-04-13 15:14:41,897 INFO L87 Difference]: Start difference. First operand 369 states and 462 transitions. Second operand 96 states. [2018-04-13 15:14:46,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:14:46,739 INFO L93 Difference]: Finished difference Result 566 states and 738 transitions. [2018-04-13 15:14:46,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2018-04-13 15:14:46,739 INFO L78 Accepts]: Start accepts. Automaton has 96 states. Word has length 283 [2018-04-13 15:14:46,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:14:46,740 INFO L225 Difference]: With dead ends: 566 [2018-04-13 15:14:46,740 INFO L226 Difference]: Without dead ends: 559 [2018-04-13 15:14:46,741 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3921 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=10297, Invalid=22645, Unknown=0, NotChecked=0, Total=32942 [2018-04-13 15:14:46,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2018-04-13 15:14:46,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 370. [2018-04-13 15:14:46,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2018-04-13 15:14:46,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 464 transitions. [2018-04-13 15:14:46,747 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 464 transitions. Word has length 283 [2018-04-13 15:14:46,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:14:46,747 INFO L459 AbstractCegarLoop]: Abstraction has 370 states and 464 transitions. [2018-04-13 15:14:46,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 96 states. [2018-04-13 15:14:46,747 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 464 transitions. [2018-04-13 15:14:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-04-13 15:14:46,748 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:14:46,748 INFO L355 BasicCegarLoop]: trace histogram [142, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:14:46,748 INFO L408 AbstractCegarLoop]: === Iteration 113 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:14:46,748 INFO L82 PathProgramCache]: Analyzing trace with hash 583934973, now seen corresponding path program 87 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:14:46,758 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:14:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 11133 backedges. 5372 proven. 3741 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:49,528 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:14:49,528 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [97] total 97 [2018-04-13 15:14:49,528 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:14:49,528 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:14:49,528 INFO L182 omatonBuilderFactory]: Interpolants [144218#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 144219#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 144217#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 144222#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 144223#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 144220#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 144221#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 144226#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 144227#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 144224#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 144225#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 144230#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 144231#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 144228#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 144229#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 144234#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 144235#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 144232#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 144233#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 144238#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 144239#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 144236#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 144237#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 144242#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 144243#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 144240#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 144241#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 144246#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 144247#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 144244#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 144245#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 144250#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 144251#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 144248#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 144249#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 144254#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 144255#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 144252#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 144253#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 144258#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 144259#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 144256#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 144257#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 144262#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 144263#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 144260#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 144261#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 144266#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 144267#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 144264#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 144265#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 144270#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 144271#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 144268#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 144269#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 144274#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 144275#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 144272#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 144273#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 144278#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 144279#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 144276#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 144277#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 144282#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 144283#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 144280#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 144025#(= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|), 144281#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 144286#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 144287#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 144284#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 144285#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 144290#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 144291#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 144288#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 144289#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 144294#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 144295#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 144292#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 144293#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 144298#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 144299#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 144296#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 144297#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 144302#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 144303#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 144300#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 144301#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 144304#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 144305#(not (= 119 |#Ultimate.C_memset_#amount|)), 143826#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 143568#true, 143569#false, 143825#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 143860#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 144124#(not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)), 144125#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:14:49,529 INFO L134 CoverageAnalysis]: Checked inductivity of 11133 backedges. 5372 proven. 3741 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:49,529 INFO L442 AbstractCegarLoop]: Interpolant automaton has 97 states [2018-04-13 15:14:49,529 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2018-04-13 15:14:49,529 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3934, Invalid=5378, Unknown=0, NotChecked=0, Total=9312 [2018-04-13 15:14:49,529 INFO L87 Difference]: Start difference. First operand 370 states and 464 transitions. Second operand 97 states. [2018-04-13 15:14:53,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:14:53,678 INFO L93 Difference]: Finished difference Result 569 states and 743 transitions. [2018-04-13 15:14:53,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2018-04-13 15:14:53,678 INFO L78 Accepts]: Start accepts. Automaton has 97 states. Word has length 284 [2018-04-13 15:14:53,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:14:53,679 INFO L225 Difference]: With dead ends: 569 [2018-04-13 15:14:53,679 INFO L226 Difference]: Without dead ends: 562 [2018-04-13 15:14:53,680 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 182 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4009 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=10544, Invalid=23128, Unknown=0, NotChecked=0, Total=33672 [2018-04-13 15:14:53,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2018-04-13 15:14:53,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 371. [2018-04-13 15:14:53,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 371 states. [2018-04-13 15:14:53,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 466 transitions. [2018-04-13 15:14:53,685 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 466 transitions. Word has length 284 [2018-04-13 15:14:53,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:14:53,685 INFO L459 AbstractCegarLoop]: Abstraction has 371 states and 466 transitions. [2018-04-13 15:14:53,685 INFO L460 AbstractCegarLoop]: Interpolant automaton has 97 states. [2018-04-13 15:14:53,685 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 466 transitions. [2018-04-13 15:14:53,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-04-13 15:14:53,686 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:14:53,686 INFO L355 BasicCegarLoop]: trace histogram [143, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:14:53,686 INFO L408 AbstractCegarLoop]: === Iteration 114 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:14:53,686 INFO L82 PathProgramCache]: Analyzing trace with hash -1330000016, now seen corresponding path program 88 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:14:53,689 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:14:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:14:56,596 INFO L134 CoverageAnalysis]: Checked inductivity of 11281 backedges. 5433 proven. 3828 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:56,616 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:14:56,616 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [98] total 98 [2018-04-13 15:14:56,616 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:14:56,616 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:14:56,616 INFO L182 omatonBuilderFactory]: Interpolants [145678#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 145679#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 145420#true, 145421#false, 145713#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 145978#(not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)), 145979#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 146074#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 146075#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 146072#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 146073#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 146078#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 146079#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 146076#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 146077#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 146082#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 146083#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 146080#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 146081#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 146086#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 146087#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 146084#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 146085#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 146090#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 146091#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 146088#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 146089#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 146094#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 146095#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 146092#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 146093#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 146098#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 146099#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 146096#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 146097#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 146102#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 146103#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 146100#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 146101#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 146106#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 146107#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 146104#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 146105#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 146110#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 146111#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 146108#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 146109#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 146114#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 146115#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 146112#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 146113#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 146118#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 146119#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 146116#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 146117#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 146122#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 146123#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 146120#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 146121#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 146126#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 146127#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 146124#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 146125#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 146130#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 146131#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 146128#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 146129#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 145878#(= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size|), 146134#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 146135#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 146132#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 146133#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 146138#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 146139#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 146136#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 146137#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 146142#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 146143#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 146140#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 146141#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 146146#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 146147#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 146144#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 146145#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 146150#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 146151#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 146148#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 146149#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 146154#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 146155#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 146152#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 146153#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 146158#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 146159#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 146156#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 146157#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 146160#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 146161#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-13 15:14:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 11281 backedges. 5433 proven. 3828 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:14:56,617 INFO L442 AbstractCegarLoop]: Interpolant automaton has 98 states [2018-04-13 15:14:56,617 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2018-04-13 15:14:56,618 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4023, Invalid=5483, Unknown=0, NotChecked=0, Total=9506 [2018-04-13 15:14:56,618 INFO L87 Difference]: Start difference. First operand 371 states and 466 transitions. Second operand 98 states. [2018-04-13 15:15:02,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:15:02,257 INFO L93 Difference]: Finished difference Result 572 states and 748 transitions. [2018-04-13 15:15:02,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2018-04-13 15:15:02,257 INFO L78 Accepts]: Start accepts. Automaton has 98 states. Word has length 285 [2018-04-13 15:15:02,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:15:02,258 INFO L225 Difference]: With dead ends: 572 [2018-04-13 15:15:02,258 INFO L226 Difference]: Without dead ends: 565 [2018-04-13 15:15:02,259 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 184 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4099 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=10796, Invalid=23614, Unknown=0, NotChecked=0, Total=34410 [2018-04-13 15:15:02,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2018-04-13 15:15:02,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 372. [2018-04-13 15:15:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2018-04-13 15:15:02,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 468 transitions. [2018-04-13 15:15:02,266 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 468 transitions. Word has length 285 [2018-04-13 15:15:02,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:15:02,266 INFO L459 AbstractCegarLoop]: Abstraction has 372 states and 468 transitions. [2018-04-13 15:15:02,266 INFO L460 AbstractCegarLoop]: Interpolant automaton has 98 states. [2018-04-13 15:15:02,266 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 468 transitions. [2018-04-13 15:15:02,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-04-13 15:15:02,267 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:15:02,267 INFO L355 BasicCegarLoop]: trace histogram [144, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:15:02,267 INFO L408 AbstractCegarLoop]: === Iteration 115 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:15:02,267 INFO L82 PathProgramCache]: Analyzing trace with hash -532442531, now seen corresponding path program 89 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:15:02,270 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:15:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:05,358 INFO L134 CoverageAnalysis]: Checked inductivity of 11430 backedges. 5494 proven. 3916 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:05,377 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:15:05,377 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [99] total 99 [2018-04-13 15:15:05,377 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:15:05,377 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:15:05,377 INFO L182 omatonBuilderFactory]: Interpolants [147970#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 147971#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 147968#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 147969#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 147974#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 147975#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 147972#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 147973#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 147978#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 147979#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 147976#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 147977#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 147982#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 147983#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 147980#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 147981#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 147986#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 147987#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 147984#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 147985#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 147990#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 147991#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 147988#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 147989#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 147994#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 147995#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 147992#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 147993#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 147998#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 147999#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 147996#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 147741#(or (and (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)) (and (not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)) (not (= __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size 119)))), 147997#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 148002#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 148003#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 148000#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 148001#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 148006#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 148007#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 148004#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 148005#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 148010#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 148011#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 148008#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 148009#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 148014#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 148015#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 148012#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 148013#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 148018#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 148019#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 148016#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 148017#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 148022#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 148023#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 148020#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 148021#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 148026#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 148027#(not (= 119 |#Ultimate.C_memset_#amount|)), 148024#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 148025#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 147282#true, 147283#false, 147542#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 147541#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 147576#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 147842#(not (= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 119)), 147843#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 147938#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 147939#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 147937#(not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 147942#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 147943#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 147940#(= 2 |#Ultimate.C_memset_#t~loopctr32|), 147941#(= 3 |#Ultimate.C_memset_#t~loopctr32|), 147946#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 147947#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 147944#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 147945#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 147950#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 147951#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 147948#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 147949#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 147954#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 147955#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 147952#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 147953#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 147958#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 147959#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 147956#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 147957#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 147962#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 147963#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 147960#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 147961#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 147966#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 147967#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 147964#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 147965#(<= |#Ultimate.C_memset_#t~loopctr32| 27)] [2018-04-13 15:15:05,378 INFO L134 CoverageAnalysis]: Checked inductivity of 11430 backedges. 5494 proven. 3916 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:05,378 INFO L442 AbstractCegarLoop]: Interpolant automaton has 99 states [2018-04-13 15:15:05,378 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2018-04-13 15:15:05,379 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4108, Invalid=5594, Unknown=0, NotChecked=0, Total=9702 [2018-04-13 15:15:05,379 INFO L87 Difference]: Start difference. First operand 372 states and 468 transitions. Second operand 99 states. [2018-04-13 15:15:09,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:15:09,839 INFO L93 Difference]: Finished difference Result 575 states and 753 transitions. [2018-04-13 15:15:09,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2018-04-13 15:15:09,840 INFO L78 Accepts]: Start accepts. Automaton has 99 states. Word has length 286 [2018-04-13 15:15:09,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:15:09,841 INFO L225 Difference]: With dead ends: 575 [2018-04-13 15:15:09,841 INFO L226 Difference]: Without dead ends: 568 [2018-04-13 15:15:09,842 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 186 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4188 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=11044, Invalid=24112, Unknown=0, NotChecked=0, Total=35156 [2018-04-13 15:15:09,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-04-13 15:15:09,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 373. [2018-04-13 15:15:09,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2018-04-13 15:15:09,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 470 transitions. [2018-04-13 15:15:09,848 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 470 transitions. Word has length 286 [2018-04-13 15:15:09,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:15:09,848 INFO L459 AbstractCegarLoop]: Abstraction has 373 states and 470 transitions. [2018-04-13 15:15:09,848 INFO L460 AbstractCegarLoop]: Interpolant automaton has 99 states. [2018-04-13 15:15:09,848 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 470 transitions. [2018-04-13 15:15:09,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-04-13 15:15:09,848 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:15:09,849 INFO L355 BasicCegarLoop]: trace histogram [145, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:15:09,849 INFO L408 AbstractCegarLoop]: === Iteration 116 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:15:09,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1577964272, now seen corresponding path program 90 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:15:09,852 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:15:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 11580 backedges. 5555 proven. 4005 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:12,871 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:15:12,871 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [100] total 100 [2018-04-13 15:15:12,871 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:15:12,871 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:15:12,872 INFO L182 omatonBuilderFactory]: Interpolants [149814#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 149815#(= |#Ultimate.C_memset_#t~loopctr32| 2), 149812#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 89)), 149813#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 149818#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 149819#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 149816#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 149817#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 149822#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 149823#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 149820#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 149821#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 149826#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 149827#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 149824#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 149825#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 149830#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 149831#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 149828#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 149829#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 149834#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 149835#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 149832#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 149833#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 149838#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 149839#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 149836#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 149837#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 149842#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 149843#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 149840#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 149841#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 149846#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 149847#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 149844#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 149845#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 149850#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 149851#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 149848#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 149849#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 149854#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 149855#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 149852#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 149853#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 149858#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 149859#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 149856#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 149857#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 149862#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 149863#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 149860#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 149861#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 149866#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 149867#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 149864#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 149865#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 149614#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 149870#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 149871#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 149868#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 149869#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 149874#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 149875#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 149872#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 149873#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 149878#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 149879#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 149876#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 149877#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 149882#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 149883#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 149880#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 149881#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 149886#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 149887#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 149884#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 149885#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 149890#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 149891#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 149888#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 149889#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 149894#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 149895#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 149892#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 149893#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 149898#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 149899#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 149896#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 149897#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 149902#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 149903#(<= |#Ultimate.C_memset_#amount| 89), 149900#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 149901#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 149154#true, 149155#false, 149414#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 149415#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 149449#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 149716#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 149717#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:15:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 11580 backedges. 5555 proven. 4005 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:12,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 100 states [2018-04-13 15:15:12,873 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2018-04-13 15:15:12,873 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4202, Invalid=5698, Unknown=0, NotChecked=0, Total=9900 [2018-04-13 15:15:12,873 INFO L87 Difference]: Start difference. First operand 373 states and 470 transitions. Second operand 100 states. [2018-04-13 15:15:18,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:15:18,113 INFO L93 Difference]: Finished difference Result 578 states and 758 transitions. [2018-04-13 15:15:18,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2018-04-13 15:15:18,113 INFO L78 Accepts]: Start accepts. Automaton has 100 states. Word has length 287 [2018-04-13 15:15:18,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:15:18,123 INFO L225 Difference]: With dead ends: 578 [2018-04-13 15:15:18,124 INFO L226 Difference]: Without dead ends: 571 [2018-04-13 15:15:18,125 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4281 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=11306, Invalid=24604, Unknown=0, NotChecked=0, Total=35910 [2018-04-13 15:15:18,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2018-04-13 15:15:18,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 374. [2018-04-13 15:15:18,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2018-04-13 15:15:18,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 472 transitions. [2018-04-13 15:15:18,132 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 472 transitions. Word has length 287 [2018-04-13 15:15:18,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:15:18,132 INFO L459 AbstractCegarLoop]: Abstraction has 374 states and 472 transitions. [2018-04-13 15:15:18,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 100 states. [2018-04-13 15:15:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 472 transitions. [2018-04-13 15:15:18,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-04-13 15:15:18,133 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:15:18,133 INFO L355 BasicCegarLoop]: trace histogram [146, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:15:18,133 INFO L408 AbstractCegarLoop]: === Iteration 117 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:15:18,133 INFO L82 PathProgramCache]: Analyzing trace with hash 370600125, now seen corresponding path program 91 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:15:18,136 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:15:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:21,375 INFO L134 CoverageAnalysis]: Checked inductivity of 11731 backedges. 5616 proven. 4095 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:21,392 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:15:21,392 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [101] total 101 [2018-04-13 15:15:21,392 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:15:21,393 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:15:21,393 INFO L182 omatonBuilderFactory]: Interpolants [151298#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 151297#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 151332#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 151600#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 151601#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 151698#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 151699#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 151697#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 90)), 151702#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 151703#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 151700#(= |#Ultimate.C_memset_#t~loopctr32| 2), 151701#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 151706#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 151707#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 151704#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 151705#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 151710#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 151711#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 151708#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 151709#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 151714#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 151715#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 151712#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 151713#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 151718#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 151719#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 151716#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 151717#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 151722#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 151723#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 151720#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 151721#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 151726#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 151727#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 151724#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 151725#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 151730#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 151731#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 151728#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 151729#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 151734#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 151735#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 151732#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 151733#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 151738#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 151739#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 151736#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 151737#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 151742#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 151743#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 151740#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 151741#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 151746#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 151747#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 151744#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 151745#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 151750#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 151751#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 151748#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 151749#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 151754#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 151755#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 151752#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 151497#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 151753#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 151758#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 151759#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 151756#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 151757#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 151762#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 151763#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 151760#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 151761#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 151766#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 151767#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 151764#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 151765#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 151770#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 151771#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 151768#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 151769#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 151774#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 151775#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 151772#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 151773#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 151778#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 151779#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 151776#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 151777#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 151782#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 151783#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 151780#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 151781#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 151786#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 151787#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 151784#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 151785#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 151788#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 151789#(<= |#Ultimate.C_memset_#amount| 90), 151036#true, 151037#false] [2018-04-13 15:15:21,394 INFO L134 CoverageAnalysis]: Checked inductivity of 11731 backedges. 5616 proven. 4095 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:21,394 INFO L442 AbstractCegarLoop]: Interpolant automaton has 101 states [2018-04-13 15:15:21,394 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2018-04-13 15:15:21,395 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4294, Invalid=5806, Unknown=0, NotChecked=0, Total=10100 [2018-04-13 15:15:21,395 INFO L87 Difference]: Start difference. First operand 374 states and 472 transitions. Second operand 101 states. [2018-04-13 15:15:26,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:15:26,826 INFO L93 Difference]: Finished difference Result 581 states and 763 transitions. [2018-04-13 15:15:26,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2018-04-13 15:15:26,826 INFO L78 Accepts]: Start accepts. Automaton has 101 states. Word has length 288 [2018-04-13 15:15:26,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:15:26,827 INFO L225 Difference]: With dead ends: 581 [2018-04-13 15:15:26,827 INFO L226 Difference]: Without dead ends: 574 [2018-04-13 15:15:26,828 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4374 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=11567, Invalid=25105, Unknown=0, NotChecked=0, Total=36672 [2018-04-13 15:15:26,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2018-04-13 15:15:26,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 375. [2018-04-13 15:15:26,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2018-04-13 15:15:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 474 transitions. [2018-04-13 15:15:26,834 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 474 transitions. Word has length 288 [2018-04-13 15:15:26,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:15:26,834 INFO L459 AbstractCegarLoop]: Abstraction has 375 states and 474 transitions. [2018-04-13 15:15:26,834 INFO L460 AbstractCegarLoop]: Interpolant automaton has 101 states. [2018-04-13 15:15:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 474 transitions. [2018-04-13 15:15:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-04-13 15:15:26,835 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:15:26,835 INFO L355 BasicCegarLoop]: trace histogram [147, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:15:26,835 INFO L408 AbstractCegarLoop]: === Iteration 118 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:15:26,835 INFO L82 PathProgramCache]: Analyzing trace with hash 646554288, now seen corresponding path program 92 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:15:26,837 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:15:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:28,465 WARN L151 SmtUtils]: Spent 553ms on a formula simplification. DAG size of input: 32 DAG size of output 14 [2018-04-13 15:15:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:30,972 INFO L134 CoverageAnalysis]: Checked inductivity of 11883 backedges. 5677 proven. 4186 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:30,989 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:15:30,989 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [102] total 102 [2018-04-13 15:15:30,989 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:15:30,990 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:15:30,990 INFO L182 omatonBuilderFactory]: Interpolants [153602#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 153603#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 153600#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 153601#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 153606#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 153607#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 153604#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 153605#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 153610#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 153611#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 153608#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 153609#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 153614#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 153615#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 153612#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 153613#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 153618#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 153619#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 153616#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 153617#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 153622#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 153623#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 153620#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 153621#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 153626#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 153627#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 153624#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 153625#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 153630#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 153631#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 153628#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 153629#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 153634#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 153635#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 153632#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 153633#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 153638#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 153639#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 153636#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 153637#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 153642#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 153643#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 153640#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 153641#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 153390#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 153646#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 153647#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 153644#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 153645#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 153650#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 153651#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 153648#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 153649#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 153654#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 153655#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 153652#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 153653#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 153658#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 153659#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 153656#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 153657#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 153662#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 153663#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 153660#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 153661#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 153666#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 153667#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 153664#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 153665#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 153670#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 153671#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 153668#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 153669#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 153674#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 153675#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 153672#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 153673#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 153678#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 153679#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 153676#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 153677#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 153682#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 153683#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 153680#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 153681#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 153684#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 153685#(<= |#Ultimate.C_memset_#amount| 91), 152928#true, 152929#false, 153190#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 153191#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 153225#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 153494#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 153495#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 153594#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 153595#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 153592#(or (not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296))) (<= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 91) (< 2147483647 (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296))), 153593#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 153598#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 153599#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 153596#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 153597#(<= |#Ultimate.C_memset_#t~loopctr32| 4)] [2018-04-13 15:15:30,990 INFO L134 CoverageAnalysis]: Checked inductivity of 11883 backedges. 5677 proven. 4186 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:30,990 INFO L442 AbstractCegarLoop]: Interpolant automaton has 102 states [2018-04-13 15:15:30,991 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2018-04-13 15:15:30,991 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4390, Invalid=5912, Unknown=0, NotChecked=0, Total=10302 [2018-04-13 15:15:30,991 INFO L87 Difference]: Start difference. First operand 375 states and 474 transitions. Second operand 102 states. [2018-04-13 15:15:32,965 WARN L148 SmtUtils]: Spent 1452ms on a formula simplification that was a NOOP. DAG size: 22 [2018-04-13 15:15:37,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:15:37,593 INFO L93 Difference]: Finished difference Result 584 states and 768 transitions. [2018-04-13 15:15:37,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2018-04-13 15:15:37,593 INFO L78 Accepts]: Start accepts. Automaton has 102 states. Word has length 289 [2018-04-13 15:15:37,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:15:37,594 INFO L225 Difference]: With dead ends: 584 [2018-04-13 15:15:37,594 INFO L226 Difference]: Without dead ends: 577 [2018-04-13 15:15:37,595 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4470 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=11836, Invalid=25606, Unknown=0, NotChecked=0, Total=37442 [2018-04-13 15:15:37,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2018-04-13 15:15:37,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 376. [2018-04-13 15:15:37,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2018-04-13 15:15:37,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 476 transitions. [2018-04-13 15:15:37,601 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 476 transitions. Word has length 289 [2018-04-13 15:15:37,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:15:37,602 INFO L459 AbstractCegarLoop]: Abstraction has 376 states and 476 transitions. [2018-04-13 15:15:37,602 INFO L460 AbstractCegarLoop]: Interpolant automaton has 102 states. [2018-04-13 15:15:37,602 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 476 transitions. [2018-04-13 15:15:37,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-04-13 15:15:37,602 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:15:37,602 INFO L355 BasicCegarLoop]: trace histogram [148, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:15:37,602 INFO L408 AbstractCegarLoop]: === Iteration 119 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:15:37,603 INFO L82 PathProgramCache]: Analyzing trace with hash 611198749, now seen corresponding path program 93 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:15:37,607 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:15:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 12036 backedges. 5738 proven. 4278 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:40,781 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:15:40,781 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [103] total 103 [2018-04-13 15:15:40,781 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:15:40,782 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:15:40,782 INFO L182 omatonBuilderFactory]: Interpolants [155398#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 155399#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 155498#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 155499#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 155497#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 92)), 155502#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 155503#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 155500#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 155501#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 155506#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 155507#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 155504#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 155505#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 155510#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 155511#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 155508#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 155509#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 155514#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 155515#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 155512#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 155513#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 155518#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 155519#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 155516#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 155517#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 155522#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 155523#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 155520#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 155521#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 155526#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 155527#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 155524#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 155525#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 155530#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 155531#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 155528#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 155529#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 155534#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 155535#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 155532#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 155533#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 155538#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 155539#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 155536#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 155537#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 155542#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 155543#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 155540#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 155541#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 155546#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 155547#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 155544#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 155545#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 155550#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 155551#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 155548#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 155293#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 155549#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 155554#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 155555#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 155552#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 155553#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 155558#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 155559#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 155556#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 155557#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 155562#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 155563#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 155560#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 155561#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 155566#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 155567#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 155564#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 155565#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 155570#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 155571#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 155568#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 155569#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 155574#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 155575#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 155572#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 155573#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 155578#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 155579#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 155576#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 155577#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 155582#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 155583#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 155580#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 155581#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 155586#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 155587#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 155584#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 155585#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 155590#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 155591#(<= |#Ultimate.C_memset_#amount| 92), 155588#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 155589#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 154830#true, 154831#false, 155094#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 155093#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 155128#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:15:40,782 INFO L134 CoverageAnalysis]: Checked inductivity of 12036 backedges. 5738 proven. 4278 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:40,782 INFO L442 AbstractCegarLoop]: Interpolant automaton has 103 states [2018-04-13 15:15:40,783 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2018-04-13 15:15:40,783 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4483, Invalid=6023, Unknown=0, NotChecked=0, Total=10506 [2018-04-13 15:15:40,783 INFO L87 Difference]: Start difference. First operand 376 states and 476 transitions. Second operand 103 states. [2018-04-13 15:15:46,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:15:46,072 INFO L93 Difference]: Finished difference Result 587 states and 773 transitions. [2018-04-13 15:15:46,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2018-04-13 15:15:46,079 INFO L78 Accepts]: Start accepts. Automaton has 103 states. Word has length 290 [2018-04-13 15:15:46,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:15:46,080 INFO L225 Difference]: With dead ends: 587 [2018-04-13 15:15:46,080 INFO L226 Difference]: Without dead ends: 580 [2018-04-13 15:15:46,081 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4564 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=12101, Invalid=26119, Unknown=0, NotChecked=0, Total=38220 [2018-04-13 15:15:46,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2018-04-13 15:15:46,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 377. [2018-04-13 15:15:46,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 377 states. [2018-04-13 15:15:46,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 478 transitions. [2018-04-13 15:15:46,093 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 478 transitions. Word has length 290 [2018-04-13 15:15:46,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:15:46,093 INFO L459 AbstractCegarLoop]: Abstraction has 377 states and 478 transitions. [2018-04-13 15:15:46,093 INFO L460 AbstractCegarLoop]: Interpolant automaton has 103 states. [2018-04-13 15:15:46,094 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 478 transitions. [2018-04-13 15:15:46,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-04-13 15:15:46,095 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:15:46,095 INFO L355 BasicCegarLoop]: trace histogram [149, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:15:46,095 INFO L408 AbstractCegarLoop]: === Iteration 120 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:15:46,095 INFO L82 PathProgramCache]: Analyzing trace with hash -484822960, now seen corresponding path program 94 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:15:46,098 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:15:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12190 backedges. 5799 proven. 4371 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:49,338 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:15:49,338 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [104] total 104 [2018-04-13 15:15:49,338 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:15:49,339 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:15:49,339 INFO L182 omatonBuilderFactory]: Interpolants [157442#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 157443#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 157440#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 157441#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 157446#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 157447#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 157444#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 157445#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 157450#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 157451#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 157448#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 157449#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 157454#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 157455#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 157452#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 157453#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 157458#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 157459#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 157456#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 157457#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 157206#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 157462#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 157463#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 157460#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 157461#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 157466#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 157467#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 157464#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 157465#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 157470#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 157471#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 157468#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 157469#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 157474#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 157475#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 157472#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 157473#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 157478#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 157479#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 157476#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 157477#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 157482#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 157483#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 157480#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 157481#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 157486#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 157487#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 157484#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 157485#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 157490#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 157491#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 157488#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 157489#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 157494#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 157495#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 157492#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 157493#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 157498#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 157499#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 157496#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 157497#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 157502#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 157503#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 157500#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 157501#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 157506#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 157507#(<= |#Ultimate.C_memset_#amount| 93), 157504#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 157505#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 156742#true, 156743#false, 157006#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 157007#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 157041#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 157312#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 157313#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 157414#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 157415#(= |#Ultimate.C_memset_#t~loopctr32| 2), 157412#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 93)), 157413#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 157418#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 157419#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 157416#(= |#Ultimate.C_memset_#t~loopctr32| 3), 157417#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 157422#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 157423#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 157420#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 157421#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 157426#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 157427#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 157424#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 157425#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 157430#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 157431#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 157428#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 157429#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 157434#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 157435#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 157432#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 157433#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 157438#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 157439#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 157436#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 157437#(<= |#Ultimate.C_memset_#t~loopctr32| 24)] [2018-04-13 15:15:49,340 INFO L134 CoverageAnalysis]: Checked inductivity of 12190 backedges. 5799 proven. 4371 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:49,340 INFO L442 AbstractCegarLoop]: Interpolant automaton has 104 states [2018-04-13 15:15:49,340 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2018-04-13 15:15:49,340 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4573, Invalid=6139, Unknown=0, NotChecked=0, Total=10712 [2018-04-13 15:15:49,340 INFO L87 Difference]: Start difference. First operand 377 states and 478 transitions. Second operand 104 states. [2018-04-13 15:15:54,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:15:54,323 INFO L93 Difference]: Finished difference Result 590 states and 778 transitions. [2018-04-13 15:15:54,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2018-04-13 15:15:54,323 INFO L78 Accepts]: Start accepts. Automaton has 104 states. Word has length 291 [2018-04-13 15:15:54,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:15:54,324 INFO L225 Difference]: With dead ends: 590 [2018-04-13 15:15:54,324 INFO L226 Difference]: Without dead ends: 583 [2018-04-13 15:15:54,325 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4658 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=12364, Invalid=26642, Unknown=0, NotChecked=0, Total=39006 [2018-04-13 15:15:54,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2018-04-13 15:15:54,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 378. [2018-04-13 15:15:54,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2018-04-13 15:15:54,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 480 transitions. [2018-04-13 15:15:54,332 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 480 transitions. Word has length 291 [2018-04-13 15:15:54,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:15:54,333 INFO L459 AbstractCegarLoop]: Abstraction has 378 states and 480 transitions. [2018-04-13 15:15:54,333 INFO L460 AbstractCegarLoop]: Interpolant automaton has 104 states. [2018-04-13 15:15:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 480 transitions. [2018-04-13 15:15:54,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-04-13 15:15:54,333 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:15:54,333 INFO L355 BasicCegarLoop]: trace histogram [150, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:15:54,333 INFO L408 AbstractCegarLoop]: === Iteration 121 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:15:54,334 INFO L82 PathProgramCache]: Analyzing trace with hash -101757571, now seen corresponding path program 95 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:15:54,336 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:15:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:15:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 12345 backedges. 5860 proven. 4465 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:57,606 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:15:57,606 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [105] total 105 [2018-04-13 15:15:57,606 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:15:57,607 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:15:57,607 INFO L182 omatonBuilderFactory]: Interpolants [159236#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 159237#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 159338#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 159339#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 159337#(or (not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296))) (< 2147483647 (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) (<= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 94)), 159342#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 159343#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 159340#(= |#Ultimate.C_memset_#t~loopctr32| 2), 159341#(= |#Ultimate.C_memset_#t~loopctr32| 3), 159346#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 159347#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 159344#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 159345#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 159350#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 159351#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 159348#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 159349#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 159354#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 159355#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 159352#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 159353#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 159358#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 159359#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 159356#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 159357#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 159362#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 159363#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 159360#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 159361#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 159366#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 159367#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 159364#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 159365#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 159370#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 159371#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 159368#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 159369#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 159374#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 159375#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 159372#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 159373#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 159378#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 159379#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 159376#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 159377#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 159382#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 159383#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 159380#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 159381#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 159386#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 159387#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 159384#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 159129#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 159385#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 159390#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 159391#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 159388#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 159389#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 159394#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 159395#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 159392#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 159393#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 159398#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 159399#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 159396#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 159397#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 159402#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 159403#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 159400#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 159401#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 159406#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 159407#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 159404#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 159405#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 159410#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 159411#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 159408#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 159409#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 159414#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 159415#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 159412#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 159413#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 159418#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 159419#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 159416#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 159417#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 159422#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 159423#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 159420#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 159421#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 159426#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 159427#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 159424#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 159425#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 159430#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 159431#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 159428#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 159429#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 158664#true, 159432#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 158665#false, 159433#(<= |#Ultimate.C_memset_#amount| 94), 158930#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 158929#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 158964#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:15:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 12345 backedges. 5860 proven. 4465 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:15:57,608 INFO L442 AbstractCegarLoop]: Interpolant automaton has 105 states [2018-04-13 15:15:57,609 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2018-04-13 15:15:57,609 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4669, Invalid=6251, Unknown=0, NotChecked=0, Total=10920 [2018-04-13 15:15:57,609 INFO L87 Difference]: Start difference. First operand 378 states and 480 transitions. Second operand 105 states. [2018-04-13 15:16:00,011 WARN L148 SmtUtils]: Spent 1705ms on a formula simplification that was a NOOP. DAG size: 22 [2018-04-13 15:16:05,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:16:05,169 INFO L93 Difference]: Finished difference Result 593 states and 783 transitions. [2018-04-13 15:16:05,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2018-04-13 15:16:05,170 INFO L78 Accepts]: Start accepts. Automaton has 105 states. Word has length 292 [2018-04-13 15:16:05,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:16:05,171 INFO L225 Difference]: With dead ends: 593 [2018-04-13 15:16:05,171 INFO L226 Difference]: Without dead ends: 586 [2018-04-13 15:16:05,172 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 198 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4755 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=12637, Invalid=27163, Unknown=0, NotChecked=0, Total=39800 [2018-04-13 15:16:05,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2018-04-13 15:16:05,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 379. [2018-04-13 15:16:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-04-13 15:16:05,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 482 transitions. [2018-04-13 15:16:05,179 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 482 transitions. Word has length 292 [2018-04-13 15:16:05,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:16:05,179 INFO L459 AbstractCegarLoop]: Abstraction has 379 states and 482 transitions. [2018-04-13 15:16:05,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 105 states. [2018-04-13 15:16:05,180 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 482 transitions. [2018-04-13 15:16:05,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-04-13 15:16:05,180 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:16:05,180 INFO L355 BasicCegarLoop]: trace histogram [151, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:16:05,180 INFO L408 AbstractCegarLoop]: === Iteration 122 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:16:05,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1111632400, now seen corresponding path program 96 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:16:05,183 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:16:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:08,512 INFO L134 CoverageAnalysis]: Checked inductivity of 12501 backedges. 5921 proven. 4560 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:08,530 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:16:08,530 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [106] total 106 [2018-04-13 15:16:08,530 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:16:08,530 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:16:08,530 INFO L182 omatonBuilderFactory]: Interpolants [161282#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 161283#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 161280#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 161281#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 161286#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 161287#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 161284#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 161285#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 161290#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 161291#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 161288#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 161289#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 161294#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 161295#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 161292#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 161293#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 161298#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 161299#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 161296#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 161297#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 161302#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 161303#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 161300#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 161301#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 161306#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 161307#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 161304#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 161305#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 161310#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 161311#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 161308#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 161309#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 161314#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 161315#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 161312#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 161313#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 161062#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 161318#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 161319#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 161316#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 161317#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 161322#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 161323#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 161320#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 161321#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 161326#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 161327#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 161324#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 161325#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 161330#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 161331#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 161328#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 161329#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 161334#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 161335#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 161332#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 161333#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 161338#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 161339#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 161336#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 161337#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 161342#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 161343#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 161340#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 161341#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 161346#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 161347#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 161344#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 161345#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 161350#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 161351#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 161348#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 161349#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 161354#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 161355#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 161352#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 161353#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 161358#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 161359#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 161356#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 161357#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 161362#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 161363#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 161360#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 161361#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 161366#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 161367#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 160596#true, 161364#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 160597#false, 161365#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 161368#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 161369#(<= |#Ultimate.C_memset_#amount| 95), 160862#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 160863#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 160897#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 161170#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 161171#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 161274#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 161275#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 161272#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 95)), 161273#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 161278#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 161279#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 161276#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 161277#(<= |#Ultimate.C_memset_#t~loopctr32| 4)] [2018-04-13 15:16:08,531 INFO L134 CoverageAnalysis]: Checked inductivity of 12501 backedges. 5921 proven. 4560 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:08,531 INFO L442 AbstractCegarLoop]: Interpolant automaton has 106 states [2018-04-13 15:16:08,531 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2018-04-13 15:16:08,532 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4772, Invalid=6358, Unknown=0, NotChecked=0, Total=11130 [2018-04-13 15:16:08,532 INFO L87 Difference]: Start difference. First operand 379 states and 482 transitions. Second operand 106 states. [2018-04-13 15:16:14,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:16:14,143 INFO L93 Difference]: Finished difference Result 596 states and 788 transitions. [2018-04-13 15:16:14,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2018-04-13 15:16:14,144 INFO L78 Accepts]: Start accepts. Automaton has 106 states. Word has length 293 [2018-04-13 15:16:14,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:16:14,145 INFO L225 Difference]: With dead ends: 596 [2018-04-13 15:16:14,145 INFO L226 Difference]: Without dead ends: 589 [2018-04-13 15:16:14,147 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 200 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4856 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=12922, Invalid=27680, Unknown=0, NotChecked=0, Total=40602 [2018-04-13 15:16:14,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2018-04-13 15:16:14,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 380. [2018-04-13 15:16:14,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-04-13 15:16:14,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 484 transitions. [2018-04-13 15:16:14,161 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 484 transitions. Word has length 293 [2018-04-13 15:16:14,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:16:14,162 INFO L459 AbstractCegarLoop]: Abstraction has 380 states and 484 transitions. [2018-04-13 15:16:14,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 106 states. [2018-04-13 15:16:14,162 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 484 transitions. [2018-04-13 15:16:14,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-04-13 15:16:14,163 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:16:14,163 INFO L355 BasicCegarLoop]: trace histogram [152, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:16:14,163 INFO L408 AbstractCegarLoop]: === Iteration 123 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:16:14,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1941986269, now seen corresponding path program 97 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:16:14,166 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:16:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:17,523 INFO L134 CoverageAnalysis]: Checked inductivity of 12658 backedges. 5982 proven. 4656 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:17,541 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:16:17,541 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [107] total 107 [2018-04-13 15:16:17,541 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:16:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:16:17,541 INFO L182 omatonBuilderFactory]: Interpolants [162840#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 163114#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 163115#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 163218#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 163219#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 163217#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 96)), 163222#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 163223#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 163220#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 163221#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 163226#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 163227#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 163224#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 163225#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 163230#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 163231#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 163228#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 163229#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 163234#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 163235#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 163232#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 163233#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 163238#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 163239#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 163236#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 163237#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 163242#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 163243#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 163240#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 163241#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 163246#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 163247#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 163244#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 163245#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 163250#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 163251#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 163248#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 163249#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 163254#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 163255#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 163252#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 163253#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 163258#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 163259#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 163256#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 163257#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 163262#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 163263#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 163260#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 163005#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 163261#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 163266#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 163267#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 163264#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 163265#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 163270#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 163271#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 163268#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 163269#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 163274#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 163275#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 163272#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 163273#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 163278#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 163279#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 163276#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 163277#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 163282#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 163283#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 163280#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 163281#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 163286#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 163287#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 163284#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 163285#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 163290#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 163291#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 163288#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 163289#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 163294#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 163295#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 163292#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 163293#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 163298#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 163299#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 163296#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 163297#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 163302#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 163303#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 163300#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 163301#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 162538#true, 163306#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 162539#false, 163307#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 163304#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 163305#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 163310#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 163311#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 163308#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 163309#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 163314#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 163315#(<= |#Ultimate.C_memset_#amount| 96), 163312#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 163313#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 162806#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 162805#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:16:17,542 INFO L134 CoverageAnalysis]: Checked inductivity of 12658 backedges. 5982 proven. 4656 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:17,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 107 states [2018-04-13 15:16:17,542 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2018-04-13 15:16:17,543 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4870, Invalid=6472, Unknown=0, NotChecked=0, Total=11342 [2018-04-13 15:16:17,543 INFO L87 Difference]: Start difference. First operand 380 states and 484 transitions. Second operand 107 states. [2018-04-13 15:16:23,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:16:23,205 INFO L93 Difference]: Finished difference Result 599 states and 793 transitions. [2018-04-13 15:16:23,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2018-04-13 15:16:23,205 INFO L78 Accepts]: Start accepts. Automaton has 107 states. Word has length 294 [2018-04-13 15:16:23,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:16:23,206 INFO L225 Difference]: With dead ends: 599 [2018-04-13 15:16:23,206 INFO L226 Difference]: Without dead ends: 592 [2018-04-13 15:16:23,207 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 202 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4955 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=13201, Invalid=28211, Unknown=0, NotChecked=0, Total=41412 [2018-04-13 15:16:23,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-04-13 15:16:23,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 381. [2018-04-13 15:16:23,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-04-13 15:16:23,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 486 transitions. [2018-04-13 15:16:23,214 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 486 transitions. Word has length 294 [2018-04-13 15:16:23,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:16:23,214 INFO L459 AbstractCegarLoop]: Abstraction has 381 states and 486 transitions. [2018-04-13 15:16:23,214 INFO L460 AbstractCegarLoop]: Interpolant automaton has 107 states. [2018-04-13 15:16:23,215 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 486 transitions. [2018-04-13 15:16:23,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-04-13 15:16:23,215 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:16:23,215 INFO L355 BasicCegarLoop]: trace histogram [153, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:16:23,215 INFO L408 AbstractCegarLoop]: === Iteration 124 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:16:23,215 INFO L82 PathProgramCache]: Analyzing trace with hash 2114884496, now seen corresponding path program 98 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:16:23,218 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:16:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:26,635 INFO L134 CoverageAnalysis]: Checked inductivity of 12816 backedges. 6043 proven. 4753 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:26,653 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:16:26,653 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [108] total 108 [2018-04-13 15:16:26,653 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:16:26,654 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:16:26,654 INFO L182 omatonBuilderFactory]: Interpolants [165174#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 165175#(= |#Ultimate.C_memset_#t~loopctr32| 2), 165172#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 97)), 165173#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 165178#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 165179#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 165176#(= |#Ultimate.C_memset_#t~loopctr32| 3), 165177#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 165182#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 165183#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 165180#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 165181#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 165186#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 165187#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 165184#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 165185#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 165190#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 165191#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 165188#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 165189#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 165194#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 165195#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 165192#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 165193#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 165198#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 165199#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 165196#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 165197#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 165202#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 165203#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 165200#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 165201#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 165206#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 165207#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 165204#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 165205#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 165210#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 165211#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 165208#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 165209#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 164958#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 165214#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 165215#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 165212#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 165213#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 165218#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 165219#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 165216#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 165217#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 165222#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 165223#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 165220#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 165221#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 165226#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 165227#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 165224#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 165225#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 165230#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 165231#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 165228#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 165229#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 165234#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 165235#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 165232#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 165233#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 165238#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 165239#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 165236#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 165237#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 165242#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 165243#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 165240#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 165241#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 165246#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 165247#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 165244#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 165245#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 165250#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 165251#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 165248#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 165249#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 165254#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 165255#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 165252#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 165253#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 164490#true, 165258#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 164491#false, 165259#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 165256#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 165257#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 165262#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 165263#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 165260#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 165261#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 165266#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 165267#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 165264#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 165265#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 164758#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 165270#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 164759#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 165271#(<= |#Ultimate.C_memset_#amount| 97), 165268#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 165269#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 164793#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 165068#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 165069#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:16:26,654 INFO L134 CoverageAnalysis]: Checked inductivity of 12816 backedges. 6043 proven. 4753 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:26,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 108 states [2018-04-13 15:16:26,655 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2018-04-13 15:16:26,655 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4959, Invalid=6597, Unknown=0, NotChecked=0, Total=11556 [2018-04-13 15:16:26,655 INFO L87 Difference]: Start difference. First operand 381 states and 486 transitions. Second operand 108 states. [2018-04-13 15:16:32,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:16:32,451 INFO L93 Difference]: Finished difference Result 602 states and 798 transitions. [2018-04-13 15:16:32,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2018-04-13 15:16:32,451 INFO L78 Accepts]: Start accepts. Automaton has 108 states. Word has length 295 [2018-04-13 15:16:32,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:16:32,452 INFO L225 Difference]: With dead ends: 602 [2018-04-13 15:16:32,452 INFO L226 Difference]: Without dead ends: 595 [2018-04-13 15:16:32,453 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5051 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=13469, Invalid=28761, Unknown=0, NotChecked=0, Total=42230 [2018-04-13 15:16:32,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2018-04-13 15:16:32,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 382. [2018-04-13 15:16:32,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-04-13 15:16:32,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 488 transitions. [2018-04-13 15:16:32,460 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 488 transitions. Word has length 295 [2018-04-13 15:16:32,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:16:32,460 INFO L459 AbstractCegarLoop]: Abstraction has 382 states and 488 transitions. [2018-04-13 15:16:32,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 108 states. [2018-04-13 15:16:32,461 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 488 transitions. [2018-04-13 15:16:32,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-04-13 15:16:32,461 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:16:32,461 INFO L355 BasicCegarLoop]: trace histogram [154, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:16:32,461 INFO L408 AbstractCegarLoop]: === Iteration 125 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:16:32,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1115205059, now seen corresponding path program 99 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:16:32,465 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:16:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12975 backedges. 6104 proven. 4851 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:36,021 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:16:36,021 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [109] total 109 [2018-04-13 15:16:36,021 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:16:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:16:36,022 INFO L182 omatonBuilderFactory]: Interpolants [167170#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 167171#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 167168#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 167169#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 167174#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 167175#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 167172#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 167173#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 167178#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 167179#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 167176#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 166921#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 167177#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 167182#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 167183#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 167180#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 167181#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 167186#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 167187#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 167184#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 167185#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 167190#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 167191#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 167188#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 167189#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 167194#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 167195#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 167192#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 167193#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 167198#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 167199#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 167196#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 167197#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 167202#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 167203#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 167200#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 167201#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 167206#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 167207#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 167204#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 167205#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 167210#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 167211#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 167208#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 167209#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 167214#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 167215#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 167212#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 167213#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 167218#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 167219#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 167216#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 167217#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 167222#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 167223#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 166452#true, 167220#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 166453#false, 167221#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 167226#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 167227#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 167224#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 167225#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 167230#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 167231#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 167228#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 167229#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 166722#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 167234#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 167235#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 167232#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 166721#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 167233#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 167236#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 167237#(<= |#Ultimate.C_memset_#amount| 98), 166756#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 167032#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 167033#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 167138#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 167139#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 167137#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 98)), 167142#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 167143#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 167140#(= |#Ultimate.C_memset_#t~loopctr32| 2), 167141#(= |#Ultimate.C_memset_#t~loopctr32| 3), 167146#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 167147#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 167144#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 167145#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 167150#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 167151#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 167148#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 167149#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 167154#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 167155#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 167152#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 167153#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 167158#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 167159#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 167156#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 167157#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 167162#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 167163#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 167160#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 167161#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 167166#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 167167#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 167164#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 167165#(<= |#Ultimate.C_memset_#t~loopctr32| 27)] [2018-04-13 15:16:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12975 backedges. 6104 proven. 4851 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:36,023 INFO L442 AbstractCegarLoop]: Interpolant automaton has 109 states [2018-04-13 15:16:36,023 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2018-04-13 15:16:36,023 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5059, Invalid=6713, Unknown=0, NotChecked=0, Total=11772 [2018-04-13 15:16:36,023 INFO L87 Difference]: Start difference. First operand 382 states and 488 transitions. Second operand 109 states. [2018-04-13 15:16:41,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:16:41,370 INFO L93 Difference]: Finished difference Result 605 states and 803 transitions. [2018-04-13 15:16:41,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2018-04-13 15:16:41,370 INFO L78 Accepts]: Start accepts. Automaton has 109 states. Word has length 296 [2018-04-13 15:16:41,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:16:41,371 INFO L225 Difference]: With dead ends: 605 [2018-04-13 15:16:41,371 INFO L226 Difference]: Without dead ends: 598 [2018-04-13 15:16:41,372 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 206 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5152 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=13754, Invalid=29302, Unknown=0, NotChecked=0, Total=43056 [2018-04-13 15:16:41,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2018-04-13 15:16:41,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 383. [2018-04-13 15:16:41,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-04-13 15:16:41,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 490 transitions. [2018-04-13 15:16:41,381 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 490 transitions. Word has length 296 [2018-04-13 15:16:41,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:16:41,381 INFO L459 AbstractCegarLoop]: Abstraction has 383 states and 490 transitions. [2018-04-13 15:16:41,381 INFO L460 AbstractCegarLoop]: Interpolant automaton has 109 states. [2018-04-13 15:16:41,381 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 490 transitions. [2018-04-13 15:16:41,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-04-13 15:16:41,382 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:16:41,382 INFO L355 BasicCegarLoop]: trace histogram [155, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:16:41,382 INFO L408 AbstractCegarLoop]: === Iteration 126 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:16:41,382 INFO L82 PathProgramCache]: Analyzing trace with hash 1831233840, now seen corresponding path program 100 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:16:41,384 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:16:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:44,910 INFO L134 CoverageAnalysis]: Checked inductivity of 13135 backedges. 6165 proven. 4950 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:44,927 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:16:44,927 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [110] total 110 [2018-04-13 15:16:44,927 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:16:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:16:44,928 INFO L182 omatonBuilderFactory]: Interpolants [168729#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 169006#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 169007#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 169114#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 169115#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 169112#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 99)), 169113#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 169118#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 169119#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 169116#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 169117#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 169122#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 169123#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 169120#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 169121#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 169126#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 169127#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 169124#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 169125#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 169130#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 169131#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 169128#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 169129#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 169134#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 169135#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 169132#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 169133#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 169138#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 169139#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 169136#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 169137#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 169142#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 169143#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 169140#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 169141#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 169146#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 169147#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 169144#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 169145#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 168894#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 169150#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 169151#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 169148#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 169149#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 169154#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 169155#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 169152#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 169153#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 169158#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 169159#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 169156#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 169157#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 169162#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 169163#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 169160#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 169161#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 169166#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 169167#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 169164#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 169165#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 169170#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 169171#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 169168#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 169169#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 169174#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 169175#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 169172#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 169173#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 169178#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 169179#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 169176#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 169177#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 169182#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 169183#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 169180#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 169181#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 169186#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 169187#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 169184#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 169185#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 169190#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 169191#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 169188#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 169189#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 169194#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 169195#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 168424#true, 169192#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 168425#false, 169193#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 169198#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 169199#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 169196#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 169197#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 169202#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 169203#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 169200#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 169201#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 168694#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 169206#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 168695#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 169207#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 169204#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 169205#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 169210#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 169211#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 169208#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 169209#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 169212#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 169213#(<= |#Ultimate.C_memset_#amount| 99)] [2018-04-13 15:16:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 13135 backedges. 6165 proven. 4950 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:44,928 INFO L442 AbstractCegarLoop]: Interpolant automaton has 110 states [2018-04-13 15:16:44,929 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2018-04-13 15:16:44,929 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5170, Invalid=6820, Unknown=0, NotChecked=0, Total=11990 [2018-04-13 15:16:44,929 INFO L87 Difference]: Start difference. First operand 383 states and 490 transitions. Second operand 110 states. [2018-04-13 15:16:50,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:16:50,887 INFO L93 Difference]: Finished difference Result 608 states and 808 transitions. [2018-04-13 15:16:50,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2018-04-13 15:16:50,887 INFO L78 Accepts]: Start accepts. Automaton has 110 states. Word has length 297 [2018-04-13 15:16:50,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:16:50,888 INFO L225 Difference]: With dead ends: 608 [2018-04-13 15:16:50,888 INFO L226 Difference]: Without dead ends: 601 [2018-04-13 15:16:50,889 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5258 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=14056, Invalid=29834, Unknown=0, NotChecked=0, Total=43890 [2018-04-13 15:16:50,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-04-13 15:16:50,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 384. [2018-04-13 15:16:50,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2018-04-13 15:16:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 492 transitions. [2018-04-13 15:16:50,897 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 492 transitions. Word has length 297 [2018-04-13 15:16:50,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:16:50,897 INFO L459 AbstractCegarLoop]: Abstraction has 384 states and 492 transitions. [2018-04-13 15:16:50,897 INFO L460 AbstractCegarLoop]: Interpolant automaton has 110 states. [2018-04-13 15:16:50,897 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 492 transitions. [2018-04-13 15:16:50,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-04-13 15:16:50,898 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:16:50,898 INFO L355 BasicCegarLoop]: trace histogram [156, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:16:50,898 INFO L408 AbstractCegarLoop]: === Iteration 127 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:16:50,898 INFO L82 PathProgramCache]: Analyzing trace with hash -1318440803, now seen corresponding path program 101 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:16:50,903 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:16:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:16:54,494 INFO L134 CoverageAnalysis]: Checked inductivity of 13296 backedges. 6226 proven. 5050 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:54,511 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:16:54,511 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [111] total 111 [2018-04-13 15:16:54,511 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:16:54,512 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:16:54,512 INFO L182 omatonBuilderFactory]: Interpolants [171098#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 171099#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 171097#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 100)), 171102#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 171103#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 171100#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 171101#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 171106#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 171107#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 171104#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 171105#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 171110#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 171111#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 171108#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 171109#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 171114#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 171115#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 171112#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 171113#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 171118#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 171119#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 171116#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 171117#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 171122#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 171123#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 171120#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 171121#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 171126#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 171127#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 171124#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 171125#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 171130#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 171131#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 171128#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 171129#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 171134#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 171135#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 171132#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 170877#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 171133#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 171138#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 171139#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 171136#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 171137#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 171142#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 171143#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 171140#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 171141#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 171146#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 171147#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 171144#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 171145#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 171150#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 171151#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 171148#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 171149#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 171154#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 171155#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 171152#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 171153#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 171158#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 171159#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 171156#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 171157#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 171162#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 171163#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 171160#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 171161#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 171166#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 171167#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 171164#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 171165#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 171170#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 171171#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 171168#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 171169#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 170406#true, 171174#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 170407#false, 171175#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 171172#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 171173#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 171178#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 171179#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 171176#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 171177#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 171182#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 171183#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 171180#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 171181#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 171186#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 171187#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 171184#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 171185#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 170678#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 171190#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 171191#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 171188#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 170677#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 171189#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 171194#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 171195#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 171192#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 171193#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 171198#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 171199#(<= |#Ultimate.C_memset_#amount| 100), 171196#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 171197#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 170712#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 170990#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 170991#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:16:54,512 INFO L134 CoverageAnalysis]: Checked inductivity of 13296 backedges. 6226 proven. 5050 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:16:54,512 INFO L442 AbstractCegarLoop]: Interpolant automaton has 111 states [2018-04-13 15:16:54,513 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2018-04-13 15:16:54,513 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5272, Invalid=6938, Unknown=0, NotChecked=0, Total=12210 [2018-04-13 15:16:54,513 INFO L87 Difference]: Start difference. First operand 384 states and 492 transitions. Second operand 111 states. [2018-04-13 15:17:00,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:17:00,422 INFO L93 Difference]: Finished difference Result 611 states and 813 transitions. [2018-04-13 15:17:00,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2018-04-13 15:17:00,422 INFO L78 Accepts]: Start accepts. Automaton has 111 states. Word has length 298 [2018-04-13 15:17:00,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:17:00,423 INFO L225 Difference]: With dead ends: 611 [2018-04-13 15:17:00,423 INFO L226 Difference]: Without dead ends: 604 [2018-04-13 15:17:00,424 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5361 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=14347, Invalid=30385, Unknown=0, NotChecked=0, Total=44732 [2018-04-13 15:17:00,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2018-04-13 15:17:00,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 385. [2018-04-13 15:17:00,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2018-04-13 15:17:00,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 494 transitions. [2018-04-13 15:17:00,432 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 494 transitions. Word has length 298 [2018-04-13 15:17:00,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:17:00,432 INFO L459 AbstractCegarLoop]: Abstraction has 385 states and 494 transitions. [2018-04-13 15:17:00,432 INFO L460 AbstractCegarLoop]: Interpolant automaton has 111 states. [2018-04-13 15:17:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 494 transitions. [2018-04-13 15:17:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-04-13 15:17:00,433 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:17:00,433 INFO L355 BasicCegarLoop]: trace histogram [157, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:17:00,433 INFO L408 AbstractCegarLoop]: === Iteration 128 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:17:00,433 INFO L82 PathProgramCache]: Analyzing trace with hash -174106928, now seen corresponding path program 102 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:17:00,435 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:17:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:04,344 INFO L134 CoverageAnalysis]: Checked inductivity of 13458 backedges. 6287 proven. 5151 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:04,362 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:17:04,362 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [112] total 112 [2018-04-13 15:17:04,362 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:17:04,363 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:17:04,363 INFO L182 omatonBuilderFactory]: Interpolants [173094#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 173095#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 173092#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 101)), 173093#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 173098#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 173099#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 173096#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 173097#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 173102#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 173103#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 173100#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 173101#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 173106#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 173107#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 173104#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 173105#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 173110#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 173111#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 173108#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 173109#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 173114#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 173115#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 173112#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 173113#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 173118#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 173119#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 173116#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 173117#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 173122#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 173123#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 173120#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 173121#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 172870#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 173126#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 173127#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 173124#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 173125#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 173130#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 173131#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 173128#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 173129#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 173134#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 173135#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 173132#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 173133#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 173138#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 173139#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 173136#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 173137#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 173142#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 173143#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 173140#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 173141#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 173146#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 173147#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 173144#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 173145#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 173150#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 173151#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 173148#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 173149#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 173154#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 173155#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 173152#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 173153#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 173158#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 173159#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 173156#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 173157#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 173162#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 173163#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 173160#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 173161#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 172398#true, 173166#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 172399#false, 173167#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 173164#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 173165#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 173170#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 173171#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 173168#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 173169#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 173174#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 173175#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 173172#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 173173#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 173178#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 173179#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 173176#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 173177#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 172670#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 173182#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 172671#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 173183#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 173180#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 173181#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 173186#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 173187#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 173184#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 173185#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 173190#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 173191#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 173188#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 173189#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 173194#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 173195#(<= |#Ultimate.C_memset_#amount| 101), 173192#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 173193#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 172705#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 172984#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 172985#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:17:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 13458 backedges. 6287 proven. 5151 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:04,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 112 states [2018-04-13 15:17:04,364 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2018-04-13 15:17:04,365 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5375, Invalid=7057, Unknown=0, NotChecked=0, Total=12432 [2018-04-13 15:17:04,365 INFO L87 Difference]: Start difference. First operand 385 states and 494 transitions. Second operand 112 states. [2018-04-13 15:17:10,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:17:10,822 INFO L93 Difference]: Finished difference Result 614 states and 818 transitions. [2018-04-13 15:17:10,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2018-04-13 15:17:10,823 INFO L78 Accepts]: Start accepts. Automaton has 112 states. Word has length 299 [2018-04-13 15:17:10,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:17:10,824 INFO L225 Difference]: With dead ends: 614 [2018-04-13 15:17:10,824 INFO L226 Difference]: Without dead ends: 607 [2018-04-13 15:17:10,825 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 212 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5465 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=14641, Invalid=30941, Unknown=0, NotChecked=0, Total=45582 [2018-04-13 15:17:10,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2018-04-13 15:17:10,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 386. [2018-04-13 15:17:10,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2018-04-13 15:17:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 496 transitions. [2018-04-13 15:17:10,832 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 496 transitions. Word has length 299 [2018-04-13 15:17:10,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:17:10,833 INFO L459 AbstractCegarLoop]: Abstraction has 386 states and 496 transitions. [2018-04-13 15:17:10,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 112 states. [2018-04-13 15:17:10,833 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 496 transitions. [2018-04-13 15:17:10,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-04-13 15:17:10,833 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:17:10,833 INFO L355 BasicCegarLoop]: trace histogram [158, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:17:10,834 INFO L408 AbstractCegarLoop]: === Iteration 129 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:17:10,834 INFO L82 PathProgramCache]: Analyzing trace with hash 940504829, now seen corresponding path program 103 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:17:10,836 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:17:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:14,540 INFO L134 CoverageAnalysis]: Checked inductivity of 13621 backedges. 6348 proven. 5253 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:14,558 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:17:14,558 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [113] total 113 [2018-04-13 15:17:14,558 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:17:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:17:14,558 INFO L182 omatonBuilderFactory]: Interpolants [175106#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 175107#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 175104#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 175105#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 175110#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 175111#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 175108#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 175109#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 175114#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 175115#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 175112#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 175113#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 175118#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 175119#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 175116#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 175117#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 175122#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 175123#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 175120#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 175121#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 175126#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 175127#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 175124#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 175125#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 175130#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 175131#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 175128#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 174873#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 175129#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 175134#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 175135#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 175132#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 175133#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 175138#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 175139#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 175136#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 175137#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 175142#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 175143#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 175140#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 175141#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 175146#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 175147#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 175144#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 175145#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 175150#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 175151#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 175148#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 175149#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 175154#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 175155#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 175152#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 175153#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 175158#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 175159#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 175156#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 175157#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 175162#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 175163#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 175160#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 175161#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 175166#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 175167#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 175164#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 175165#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 175170#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 175171#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 174400#true, 175168#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 174401#false, 175169#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 175174#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 175175#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 175172#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 175173#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 175178#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 175179#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 175176#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 175177#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 175182#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 175183#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 175180#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 175181#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 174674#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 175186#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 175187#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 175184#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 174673#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 175185#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 175190#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 175191#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 175188#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 175189#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 175194#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 175195#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 175192#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 175193#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 175198#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 175199#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 175196#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 175197#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 175200#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 175201#(<= |#Ultimate.C_memset_#amount| 102), 174708#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 174988#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 174989#(and (= |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) (= (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))), 175098#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 175099#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 175097#(or (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) 1)) (not (= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 119))), 175102#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 175103#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 175100#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 175101#(<= |#Ultimate.C_memset_#t~loopctr32| 3)] [2018-04-13 15:17:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 13621 backedges. 6348 proven. 5253 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:14,559 INFO L442 AbstractCegarLoop]: Interpolant automaton has 113 states [2018-04-13 15:17:14,560 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2018-04-13 15:17:14,560 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5479, Invalid=7177, Unknown=0, NotChecked=0, Total=12656 [2018-04-13 15:17:14,560 INFO L87 Difference]: Start difference. First operand 386 states and 496 transitions. Second operand 113 states. [2018-04-13 15:17:21,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:17:21,506 INFO L93 Difference]: Finished difference Result 611 states and 817 transitions. [2018-04-13 15:17:21,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2018-04-13 15:17:21,507 INFO L78 Accepts]: Start accepts. Automaton has 113 states. Word has length 300 [2018-04-13 15:17:21,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:17:21,508 INFO L225 Difference]: With dead ends: 611 [2018-04-13 15:17:21,508 INFO L226 Difference]: Without dead ends: 604 [2018-04-13 15:17:21,509 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 217 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5881 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=14963, Invalid=32779, Unknown=0, NotChecked=0, Total=47742 [2018-04-13 15:17:21,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2018-04-13 15:17:21,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 387. [2018-04-13 15:17:21,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2018-04-13 15:17:21,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 498 transitions. [2018-04-13 15:17:21,517 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 498 transitions. Word has length 300 [2018-04-13 15:17:21,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:17:21,518 INFO L459 AbstractCegarLoop]: Abstraction has 387 states and 498 transitions. [2018-04-13 15:17:21,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 113 states. [2018-04-13 15:17:21,518 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 498 transitions. [2018-04-13 15:17:21,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-04-13 15:17:21,518 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:17:21,519 INFO L355 BasicCegarLoop]: trace histogram [159, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:17:21,519 INFO L408 AbstractCegarLoop]: === Iteration 130 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:17:21,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1133730928, now seen corresponding path program 104 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:17:21,522 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:17:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:25,299 INFO L134 CoverageAnalysis]: Checked inductivity of 13785 backedges. 6409 proven. 5356 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:25,317 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:17:25,317 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [114] total 114 [2018-04-13 15:17:25,317 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:17:25,318 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:17:25,318 INFO L182 omatonBuilderFactory]: Interpolants [177154#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 177155#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 177152#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 177153#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 177158#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 177159#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 177156#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 177157#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 177162#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 177163#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 177160#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 177161#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 177166#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 177167#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 177164#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 177165#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 177170#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 177171#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 177168#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 177169#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 177174#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 177175#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 177172#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 177173#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 177178#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 177179#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 177176#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 177177#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 177182#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 177183#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 176412#true, 177180#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 176413#false, 177181#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 177186#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 177187#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 177184#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 177185#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 177190#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 177191#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 177188#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 177189#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 177194#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 177195#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 177192#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 177193#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 176686#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 177198#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 176687#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 177199#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 177196#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 177197#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 177202#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 177203#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 177200#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 177201#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 177206#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 177207#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 177204#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 177205#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 177210#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 177211#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 177208#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 177209#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 177214#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 177215#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 177212#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 177213#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 177216#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 177217#(<= |#Ultimate.C_memset_#amount| 103), 176721#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 177002#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 177003#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 177114#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 177115#(= |#Ultimate.C_memset_#t~loopctr32| 2), 177112#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 103)), 177113#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 177118#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 177119#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 177116#(= |#Ultimate.C_memset_#t~loopctr32| 3), 177117#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 177122#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 177123#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 177120#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 177121#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 177126#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 177127#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 177124#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 177125#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 177130#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 177131#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 177128#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 177129#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 177134#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 177135#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 177132#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 177133#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 177138#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 177139#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 177136#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 177137#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 176886#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 177142#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 177143#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 177140#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 177141#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 177146#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 177147#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 177144#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 177145#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 177150#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 177151#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 177148#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 177149#(<= |#Ultimate.C_memset_#t~loopctr32| 36)] [2018-04-13 15:17:25,318 INFO L134 CoverageAnalysis]: Checked inductivity of 13785 backedges. 6409 proven. 5356 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:25,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 114 states [2018-04-13 15:17:25,319 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2018-04-13 15:17:25,319 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5578, Invalid=7304, Unknown=0, NotChecked=0, Total=12882 [2018-04-13 15:17:25,319 INFO L87 Difference]: Start difference. First operand 387 states and 498 transitions. Second operand 114 states. [2018-04-13 15:17:30,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:17:30,993 INFO L93 Difference]: Finished difference Result 620 states and 828 transitions. [2018-04-13 15:17:30,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2018-04-13 15:17:30,994 INFO L78 Accepts]: Start accepts. Automaton has 114 states. Word has length 301 [2018-04-13 15:17:30,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:17:30,995 INFO L225 Difference]: With dead ends: 620 [2018-04-13 15:17:30,995 INFO L226 Difference]: Without dead ends: 613 [2018-04-13 15:17:30,996 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 216 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5673 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=15229, Invalid=32077, Unknown=0, NotChecked=0, Total=47306 [2018-04-13 15:17:30,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2018-04-13 15:17:31,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 388. [2018-04-13 15:17:31,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 388 states. [2018-04-13 15:17:31,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 500 transitions. [2018-04-13 15:17:31,004 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 500 transitions. Word has length 301 [2018-04-13 15:17:31,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:17:31,004 INFO L459 AbstractCegarLoop]: Abstraction has 388 states and 500 transitions. [2018-04-13 15:17:31,004 INFO L460 AbstractCegarLoop]: Interpolant automaton has 114 states. [2018-04-13 15:17:31,004 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 500 transitions. [2018-04-13 15:17:31,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-04-13 15:17:31,005 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:17:31,005 INFO L355 BasicCegarLoop]: trace histogram [160, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:17:31,005 INFO L408 AbstractCegarLoop]: === Iteration 131 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:17:31,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1466194595, now seen corresponding path program 105 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:17:31,007 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:17:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:34,872 INFO L134 CoverageAnalysis]: Checked inductivity of 13950 backedges. 6470 proven. 5460 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:34,889 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:17:34,890 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [115] total 115 [2018-04-13 15:17:34,890 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:17:34,890 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:17:34,890 INFO L182 omatonBuilderFactory]: Interpolants [178434#true, 179202#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 178435#false, 179203#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 179200#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 179201#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 179206#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 179207#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 179204#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 179205#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 179210#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 179211#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 179208#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 179209#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 179214#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 179215#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 179212#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 179213#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 179218#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 179219#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 179216#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 179217#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 178710#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 179222#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 179223#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 179220#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 178709#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 179221#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 179226#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 179227#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 179224#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 179225#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 179230#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 179231#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 179228#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 179229#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 179234#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 179235#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 179232#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 179233#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 179238#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 179239#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 179236#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 179237#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 179242#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 179243#(<= |#Ultimate.C_memset_#amount| 104), 179240#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 179241#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 178744#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 179026#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 179027#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 179138#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 179139#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 179137#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 104)), 179142#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 179143#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 179140#(= |#Ultimate.C_memset_#t~loopctr32| 2), 179141#(= |#Ultimate.C_memset_#t~loopctr32| 3), 179146#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 179147#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 179144#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 179145#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 179150#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 179151#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 179148#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 179149#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 179154#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 179155#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 179152#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 179153#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 179158#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 179159#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 179156#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 179157#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 179162#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 179163#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 179160#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 179161#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 179166#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 179167#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 179164#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 178909#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 179165#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 179170#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 179171#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 179168#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 179169#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 179174#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 179175#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 179172#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 179173#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 179178#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 179179#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 179176#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 179177#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 179182#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 179183#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 179180#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 179181#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 179186#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 179187#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 179184#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 179185#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 179190#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 179191#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 179188#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 179189#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 179194#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 179195#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 179192#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 179193#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 179198#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 179199#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 179196#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 179197#(<= |#Ultimate.C_memset_#t~loopctr32| 59)] [2018-04-13 15:17:34,891 INFO L134 CoverageAnalysis]: Checked inductivity of 13950 backedges. 6470 proven. 5460 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:34,891 INFO L442 AbstractCegarLoop]: Interpolant automaton has 115 states [2018-04-13 15:17:34,891 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2018-04-13 15:17:34,892 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5684, Invalid=7426, Unknown=0, NotChecked=0, Total=13110 [2018-04-13 15:17:34,892 INFO L87 Difference]: Start difference. First operand 388 states and 500 transitions. Second operand 115 states. [2018-04-13 15:17:40,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:17:40,116 INFO L93 Difference]: Finished difference Result 623 states and 833 transitions. [2018-04-13 15:17:40,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2018-04-13 15:17:40,116 INFO L78 Accepts]: Start accepts. Automaton has 115 states. Word has length 302 [2018-04-13 15:17:40,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:17:40,117 INFO L225 Difference]: With dead ends: 623 [2018-04-13 15:17:40,117 INFO L226 Difference]: Without dead ends: 616 [2018-04-13 15:17:40,118 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5780 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=15532, Invalid=32648, Unknown=0, NotChecked=0, Total=48180 [2018-04-13 15:17:40,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2018-04-13 15:17:40,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 389. [2018-04-13 15:17:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2018-04-13 15:17:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 502 transitions. [2018-04-13 15:17:40,126 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 502 transitions. Word has length 302 [2018-04-13 15:17:40,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:17:40,127 INFO L459 AbstractCegarLoop]: Abstraction has 389 states and 502 transitions. [2018-04-13 15:17:40,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 115 states. [2018-04-13 15:17:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 502 transitions. [2018-04-13 15:17:40,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-04-13 15:17:40,127 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:17:40,127 INFO L355 BasicCegarLoop]: trace histogram [161, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:17:40,128 INFO L408 AbstractCegarLoop]: === Iteration 132 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:17:40,128 INFO L82 PathProgramCache]: Analyzing trace with hash -459507184, now seen corresponding path program 106 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:17:40,130 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:17:40,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:41,822 WARN L151 SmtUtils]: Spent 535ms on a formula simplification. DAG size of input: 32 DAG size of output 14 [2018-04-13 15:17:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:44,955 INFO L134 CoverageAnalysis]: Checked inductivity of 14116 backedges. 6531 proven. 5565 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:44,972 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:17:44,972 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [116] total 116 [2018-04-13 15:17:44,972 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:17:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:17:44,972 INFO L182 omatonBuilderFactory]: Interpolants [181250#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 181251#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 181248#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 181249#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 180742#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 181254#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 180743#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 181255#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 181252#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 181253#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 181258#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 181259#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 181256#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 181257#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 181262#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 181263#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 181260#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 181261#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 181266#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 181267#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 181264#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 181265#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 181270#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 181271#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 181268#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 181269#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 181274#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 181275#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 181272#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 181273#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 181278#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 181279#(<= |#Ultimate.C_memset_#amount| 105), 181276#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 181277#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 180777#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 181060#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 181061#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 181174#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 181175#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 181172#(or (not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296))) (<= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 105) (< 2147483647 (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296))), 181173#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 181178#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 181179#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 181176#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 181177#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 181182#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 181183#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 181180#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 181181#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 181186#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 181187#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 181184#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 181185#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 181190#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 181191#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 181188#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 181189#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 181194#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 181195#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 181192#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 181193#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 180942#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 181198#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 181199#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 181196#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 181197#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 181202#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 181203#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 181200#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 181201#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 181206#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 181207#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 181204#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 181205#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 181210#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 181211#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 181208#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 181209#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 181214#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 181215#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 181212#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 181213#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 181218#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 181219#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 181216#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 181217#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 181222#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 181223#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 181220#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 181221#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 181226#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 181227#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 181224#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 181225#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 181230#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 181231#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 181228#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 181229#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 180466#true, 181234#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 180467#false, 181235#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 181232#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 181233#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 181238#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 181239#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 181236#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 181237#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 181242#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 181243#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 181240#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 181241#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 181246#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 181247#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 181244#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 181245#(<= |#Ultimate.C_memset_#t~loopctr32| 72)] [2018-04-13 15:17:44,973 INFO L134 CoverageAnalysis]: Checked inductivity of 14116 backedges. 6531 proven. 5565 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:44,973 INFO L442 AbstractCegarLoop]: Interpolant automaton has 116 states [2018-04-13 15:17:44,973 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2018-04-13 15:17:44,974 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5797, Invalid=7543, Unknown=0, NotChecked=0, Total=13340 [2018-04-13 15:17:44,974 INFO L87 Difference]: Start difference. First operand 389 states and 502 transitions. Second operand 116 states. [2018-04-13 15:17:47,542 WARN L148 SmtUtils]: Spent 1703ms on a formula simplification that was a NOOP. DAG size: 22 [2018-04-13 15:17:52,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:17:52,049 INFO L93 Difference]: Finished difference Result 626 states and 838 transitions. [2018-04-13 15:17:52,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2018-04-13 15:17:52,080 INFO L78 Accepts]: Start accepts. Automaton has 116 states. Word has length 303 [2018-04-13 15:17:52,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:17:52,081 INFO L225 Difference]: With dead ends: 626 [2018-04-13 15:17:52,081 INFO L226 Difference]: Without dead ends: 619 [2018-04-13 15:17:52,082 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 220 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5891 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=15847, Invalid=33215, Unknown=0, NotChecked=0, Total=49062 [2018-04-13 15:17:52,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2018-04-13 15:17:52,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 390. [2018-04-13 15:17:52,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2018-04-13 15:17:52,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 504 transitions. [2018-04-13 15:17:52,091 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 504 transitions. Word has length 303 [2018-04-13 15:17:52,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:17:52,091 INFO L459 AbstractCegarLoop]: Abstraction has 390 states and 504 transitions. [2018-04-13 15:17:52,091 INFO L460 AbstractCegarLoop]: Interpolant automaton has 116 states. [2018-04-13 15:17:52,091 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 504 transitions. [2018-04-13 15:17:52,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-04-13 15:17:52,091 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:17:52,092 INFO L355 BasicCegarLoop]: trace histogram [162, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:17:52,092 INFO L408 AbstractCegarLoop]: === Iteration 133 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:17:52,092 INFO L82 PathProgramCache]: Analyzing trace with hash 683031485, now seen corresponding path program 107 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:17:52,094 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:17:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:17:56,012 INFO L134 CoverageAnalysis]: Checked inductivity of 14283 backedges. 6592 proven. 5671 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:56,033 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:17:56,033 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [117] total 117 [2018-04-13 15:17:56,033 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:17:56,034 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:17:56,034 INFO L182 omatonBuilderFactory]: Interpolants [182786#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 183298#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 183299#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 183296#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 182785#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 183297#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 183302#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 183303#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 183300#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 183301#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 183306#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 183307#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 183304#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 183305#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 183310#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 183311#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 183308#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 183309#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 183314#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 183315#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 183312#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 183313#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 183318#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 183319#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 183316#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 183317#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 183322#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 183323#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 183320#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 183321#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 183324#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 183325#(<= |#Ultimate.C_memset_#amount| 106), 182820#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 183104#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 183105#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 183218#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 183219#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 183217#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 106)), 183222#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 183223#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 183220#(= |#Ultimate.C_memset_#t~loopctr32| 2), 183221#(= 3 |#Ultimate.C_memset_#t~loopctr32|), 183226#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 183227#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 183224#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 183225#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 183230#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 183231#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 183228#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 183229#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 183234#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 183235#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 183232#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 183233#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 183238#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 183239#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 183236#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 183237#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 183242#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 183243#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 183240#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 182985#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 183241#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 183246#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 183247#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 183244#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 183245#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 183250#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 183251#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 183248#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 183249#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 183254#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 183255#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 183252#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 183253#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 183258#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 183259#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 183256#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 183257#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 183262#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 183263#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 183260#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 183261#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 183266#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 183267#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 183264#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 183265#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 183270#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 183271#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 183268#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 183269#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 183274#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 183275#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 183272#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 183273#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 183278#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 183279#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 182508#true, 183276#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 182509#false, 183277#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 183282#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 183283#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 183280#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 183281#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 183286#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 183287#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 183284#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 183285#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 183290#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 183291#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 183288#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 183289#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 183294#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 183295#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 183292#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 183293#(<= |#Ultimate.C_memset_#t~loopctr32| 75)] [2018-04-13 15:17:56,035 INFO L134 CoverageAnalysis]: Checked inductivity of 14283 backedges. 6592 proven. 5671 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:17:56,035 INFO L442 AbstractCegarLoop]: Interpolant automaton has 117 states [2018-04-13 15:17:56,035 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 117 interpolants. [2018-04-13 15:17:56,036 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5895, Invalid=7677, Unknown=0, NotChecked=0, Total=13572 [2018-04-13 15:17:56,036 INFO L87 Difference]: Start difference. First operand 390 states and 504 transitions. Second operand 117 states. [2018-04-13 15:18:01,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:18:01,291 INFO L93 Difference]: Finished difference Result 629 states and 843 transitions. [2018-04-13 15:18:01,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2018-04-13 15:18:01,291 INFO L78 Accepts]: Start accepts. Automaton has 117 states. Word has length 304 [2018-04-13 15:18:01,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:18:01,292 INFO L225 Difference]: With dead ends: 629 [2018-04-13 15:18:01,292 INFO L226 Difference]: Without dead ends: 622 [2018-04-13 15:18:01,295 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 222 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5996 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=16142, Invalid=33810, Unknown=0, NotChecked=0, Total=49952 [2018-04-13 15:18:01,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2018-04-13 15:18:01,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 391. [2018-04-13 15:18:01,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2018-04-13 15:18:01,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 506 transitions. [2018-04-13 15:18:01,310 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 506 transitions. Word has length 304 [2018-04-13 15:18:01,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:18:01,310 INFO L459 AbstractCegarLoop]: Abstraction has 391 states and 506 transitions. [2018-04-13 15:18:01,310 INFO L460 AbstractCegarLoop]: Interpolant automaton has 117 states. [2018-04-13 15:18:01,310 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 506 transitions. [2018-04-13 15:18:01,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-04-13 15:18:01,311 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:18:01,311 INFO L355 BasicCegarLoop]: trace histogram [163, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:18:01,311 INFO L408 AbstractCegarLoop]: === Iteration 134 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:18:01,311 INFO L82 PathProgramCache]: Analyzing trace with hash 1741991856, now seen corresponding path program 108 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:18:01,317 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:18:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:05,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14451 backedges. 6653 proven. 5778 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:05,445 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:18:05,445 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [118] total 118 [2018-04-13 15:18:05,445 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:18:05,446 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:18:05,446 INFO L182 omatonBuilderFactory]: Interpolants [185346#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 185347#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 185344#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 185345#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 184838#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 185350#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 184839#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 185351#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 185348#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 185349#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 185354#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 185355#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 185352#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 185353#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 185358#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 185359#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 185356#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 185357#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 185362#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 185363#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 185360#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 185361#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 185366#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 185367#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 185364#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 185365#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 185370#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 185371#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 185368#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 185369#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 185374#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 185375#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 185372#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 185373#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 185378#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 185379#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 185376#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 185377#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 185380#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 185381#(<= |#Ultimate.C_memset_#amount| 107), 184873#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 185158#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 185159#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 185274#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 185275#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 185272#(or (not (= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296))) (< 2147483647 (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) (<= (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296) 107)), 185273#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 185278#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 185279#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 185276#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 185277#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 185282#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 185283#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 185280#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 185281#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 185286#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 185287#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 185284#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 185285#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 185290#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 185291#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 185288#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 185289#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 185038#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 185294#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 185295#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 185292#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 185293#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 185298#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 185299#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 185296#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 185297#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 185302#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 185303#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 185300#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 185301#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 185306#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 185307#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 185304#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 185305#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 185310#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 185311#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 185308#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 185309#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 185314#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 185315#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 185312#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 185313#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 185318#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 185319#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 185316#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 185317#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 185322#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 185323#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 185320#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 185321#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 185326#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 185327#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 185324#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 185325#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 185330#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 185331#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 184560#true, 185328#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 184561#false, 185329#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 185334#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 185335#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 185332#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 185333#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 185338#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 185339#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 185336#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 185337#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 185342#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 185343#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 185340#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 185341#(<= |#Ultimate.C_memset_#t~loopctr32| 68)] [2018-04-13 15:18:05,447 INFO L134 CoverageAnalysis]: Checked inductivity of 14451 backedges. 6653 proven. 5778 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:05,447 INFO L442 AbstractCegarLoop]: Interpolant automaton has 118 states [2018-04-13 15:18:05,447 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 118 interpolants. [2018-04-13 15:18:05,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6014, Invalid=7792, Unknown=0, NotChecked=0, Total=13806 [2018-04-13 15:18:05,448 INFO L87 Difference]: Start difference. First operand 391 states and 506 transitions. Second operand 118 states. [2018-04-13 15:18:07,801 WARN L148 SmtUtils]: Spent 1446ms on a formula simplification that was a NOOP. DAG size: 22 [2018-04-13 15:18:12,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:18:12,595 INFO L93 Difference]: Finished difference Result 632 states and 848 transitions. [2018-04-13 15:18:12,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2018-04-13 15:18:12,596 INFO L78 Accepts]: Start accepts. Automaton has 118 states. Word has length 305 [2018-04-13 15:18:12,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:18:12,597 INFO L225 Difference]: With dead ends: 632 [2018-04-13 15:18:12,597 INFO L226 Difference]: Without dead ends: 625 [2018-04-13 15:18:12,598 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6110 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=16468, Invalid=34382, Unknown=0, NotChecked=0, Total=50850 [2018-04-13 15:18:12,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2018-04-13 15:18:12,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 392. [2018-04-13 15:18:12,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2018-04-13 15:18:12,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 508 transitions. [2018-04-13 15:18:12,606 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 508 transitions. Word has length 305 [2018-04-13 15:18:12,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:18:12,606 INFO L459 AbstractCegarLoop]: Abstraction has 392 states and 508 transitions. [2018-04-13 15:18:12,606 INFO L460 AbstractCegarLoop]: Interpolant automaton has 118 states. [2018-04-13 15:18:12,606 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 508 transitions. [2018-04-13 15:18:12,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-04-13 15:18:12,607 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:18:12,607 INFO L355 BasicCegarLoop]: trace histogram [164, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:18:12,607 INFO L408 AbstractCegarLoop]: === Iteration 135 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:18:12,607 INFO L82 PathProgramCache]: Analyzing trace with hash 210024989, now seen corresponding path program 109 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:18:12,609 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:18:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:16,632 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 6714 proven. 5886 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:16,650 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:18:16,650 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [119] total 119 [2018-04-13 15:18:16,650 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:18:16,651 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:18:16,651 INFO L182 omatonBuilderFactory]: Interpolants [187394#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 187395#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 187392#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 187393#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 187398#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 187399#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 187396#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 187397#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 187402#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 187403#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 187400#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 187401#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 187406#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 187407#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 187404#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 187405#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 187410#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 187411#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 187408#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 187409#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 186902#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 187414#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 187415#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 187412#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 186901#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 187413#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 187418#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 187419#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 187416#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 187417#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 187422#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 187423#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 187420#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 187421#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 187426#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 187427#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 187424#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 187425#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 187430#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 187431#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 187428#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 187429#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 187434#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 187435#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 187432#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 187433#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 187438#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 187439#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 187436#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 187437#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 187442#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 187443#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 187440#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 187441#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 187446#(<= |#Ultimate.C_memset_#t~loopctr32| 108), 187447#(<= |#Ultimate.C_memset_#amount| 108), 187444#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 187445#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 186936#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 187222#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 187223#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 187338#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 187339#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 187337#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 108)), 187342#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 187343#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 187340#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 187341#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 187346#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 187347#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 187344#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 187345#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 187350#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 187351#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 187348#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 187349#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 187354#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 187355#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 187352#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 187353#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 187358#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 187359#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 187356#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 187101#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 187357#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 187362#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 187363#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 187360#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 187361#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 187366#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 187367#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 187364#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 187365#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 187370#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 187371#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 187368#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 187369#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 187374#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 187375#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 187372#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 187373#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 187378#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 187379#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 187376#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 187377#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 187382#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 187383#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 187380#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 187381#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 187386#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 187387#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 187384#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 187385#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 186622#true, 187390#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 186623#false, 187391#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 187388#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 187389#(<= |#Ultimate.C_memset_#t~loopctr32| 51)] [2018-04-13 15:18:16,651 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 6714 proven. 5886 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:16,652 INFO L442 AbstractCegarLoop]: Interpolant automaton has 119 states [2018-04-13 15:18:16,652 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2018-04-13 15:18:16,652 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6123, Invalid=7919, Unknown=0, NotChecked=0, Total=14042 [2018-04-13 15:18:16,653 INFO L87 Difference]: Start difference. First operand 392 states and 508 transitions. Second operand 119 states. [2018-04-13 15:18:22,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:18:22,240 INFO L93 Difference]: Finished difference Result 635 states and 853 transitions. [2018-04-13 15:18:22,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2018-04-13 15:18:22,241 INFO L78 Accepts]: Start accepts. Automaton has 119 states. Word has length 306 [2018-04-13 15:18:22,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:18:22,241 INFO L225 Difference]: With dead ends: 635 [2018-04-13 15:18:22,241 INFO L226 Difference]: Without dead ends: 628 [2018-04-13 15:18:22,243 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6220 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=16781, Invalid=34975, Unknown=0, NotChecked=0, Total=51756 [2018-04-13 15:18:22,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2018-04-13 15:18:22,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 393. [2018-04-13 15:18:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2018-04-13 15:18:22,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 510 transitions. [2018-04-13 15:18:22,251 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 510 transitions. Word has length 306 [2018-04-13 15:18:22,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:18:22,251 INFO L459 AbstractCegarLoop]: Abstraction has 393 states and 510 transitions. [2018-04-13 15:18:22,252 INFO L460 AbstractCegarLoop]: Interpolant automaton has 119 states. [2018-04-13 15:18:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 510 transitions. [2018-04-13 15:18:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-04-13 15:18:22,252 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:18:22,252 INFO L355 BasicCegarLoop]: trace histogram [165, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:18:22,252 INFO L408 AbstractCegarLoop]: === Iteration 136 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:18:22,252 INFO L82 PathProgramCache]: Analyzing trace with hash -36307632, now seen corresponding path program 110 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:18:22,255 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:18:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:26,594 INFO L134 CoverageAnalysis]: Checked inductivity of 14790 backedges. 6775 proven. 5995 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:26,611 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:18:26,611 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [120] total 120 [2018-04-13 15:18:26,611 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:18:26,612 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:18:26,612 INFO L182 omatonBuilderFactory]: Interpolants [189442#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 189443#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 189440#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 189441#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 189446#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 189447#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 189444#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 189445#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 189450#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 189451#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 189448#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 189449#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 189454#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 189455#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 189452#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 189453#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 189458#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 189459#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 189456#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 189457#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 188694#true, 189462#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 188695#false, 189463#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 189460#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 189461#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 189466#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 189467#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 189464#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 189465#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 189470#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 189471#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 189468#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 189469#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 189474#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 189475#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 189472#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 189473#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 189478#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 189479#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 189476#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 189477#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 189482#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 189483#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 189480#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 189481#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 188974#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 189486#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 188975#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 189487#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 189484#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 189485#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 189490#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 189491#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 189488#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 189489#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 189494#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 189495#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 189492#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 189493#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 189498#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 189499#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 189496#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 189497#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 189502#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 189503#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 189500#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 189501#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 189506#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 189507#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 189504#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 189505#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 189510#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 189511#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 189508#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 189509#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 189514#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 189515#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 189512#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 189513#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 189518#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 189519#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 189516#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 189517#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 189522#(<= |#Ultimate.C_memset_#t~loopctr32| 109), 189523#(<= |#Ultimate.C_memset_#amount| 109), 189520#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 189009#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 189521#(<= |#Ultimate.C_memset_#t~loopctr32| 108), 189296#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 189297#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 189414#(<= |#Ultimate.C_memset_#t~loopctr32| 1), 189415#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 189412#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 109)), 189413#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 189418#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 189419#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 189416#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 189417#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 189422#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 189423#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 189420#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 189421#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 189426#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 189427#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 189424#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 189425#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 189174#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 189430#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 189431#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 189428#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 189429#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 189434#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 189435#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 189432#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 189433#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 189438#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 189439#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 189436#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 189437#(<= |#Ultimate.C_memset_#t~loopctr32| 24)] [2018-04-13 15:18:26,612 INFO L134 CoverageAnalysis]: Checked inductivity of 14790 backedges. 6775 proven. 5995 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:26,612 INFO L442 AbstractCegarLoop]: Interpolant automaton has 120 states [2018-04-13 15:18:26,613 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 120 interpolants. [2018-04-13 15:18:26,613 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6235, Invalid=8045, Unknown=0, NotChecked=0, Total=14280 [2018-04-13 15:18:26,613 INFO L87 Difference]: Start difference. First operand 393 states and 510 transitions. Second operand 120 states. [2018-04-13 15:18:32,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:18:32,953 INFO L93 Difference]: Finished difference Result 638 states and 858 transitions. [2018-04-13 15:18:32,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2018-04-13 15:18:32,953 INFO L78 Accepts]: Start accepts. Automaton has 120 states. Word has length 307 [2018-04-13 15:18:32,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:18:32,954 INFO L225 Difference]: With dead ends: 638 [2018-04-13 15:18:32,954 INFO L226 Difference]: Without dead ends: 631 [2018-04-13 15:18:32,955 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 228 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6333 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=17101, Invalid=35569, Unknown=0, NotChecked=0, Total=52670 [2018-04-13 15:18:32,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2018-04-13 15:18:32,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 394. [2018-04-13 15:18:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 394 states. [2018-04-13 15:18:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 512 transitions. [2018-04-13 15:18:32,964 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 512 transitions. Word has length 307 [2018-04-13 15:18:32,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:18:32,964 INFO L459 AbstractCegarLoop]: Abstraction has 394 states and 512 transitions. [2018-04-13 15:18:32,964 INFO L460 AbstractCegarLoop]: Interpolant automaton has 120 states. [2018-04-13 15:18:32,964 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 512 transitions. [2018-04-13 15:18:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-04-13 15:18:32,965 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:18:32,965 INFO L355 BasicCegarLoop]: trace histogram [166, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:18:32,965 INFO L408 AbstractCegarLoop]: === Iteration 137 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:18:32,965 INFO L82 PathProgramCache]: Analyzing trace with hash 917315709, now seen corresponding path program 111 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:18:32,968 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:18:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:37,113 INFO L134 CoverageAnalysis]: Checked inductivity of 14961 backedges. 6836 proven. 6105 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:37,131 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:18:37,131 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [121] total 121 [2018-04-13 15:18:37,131 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:18:37,131 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:18:37,131 INFO L182 omatonBuilderFactory]: Interpolants [191498#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 191499#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 191497#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 110)), 191502#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 191503#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 191500#(= 2 |#Ultimate.C_memset_#t~loopctr32|), 191501#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 191506#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 191507#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 191504#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 191505#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 191510#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 191511#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 191508#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 191509#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 191514#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 191515#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 191512#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 191257#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 191513#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 191518#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 191519#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 191516#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 191517#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 191522#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 191523#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 191520#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 191521#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 191526#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 191527#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 191524#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 191525#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 191530#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 191531#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 191528#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 191529#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 191534#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 191535#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 191532#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 191533#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 191538#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 191539#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 191536#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 191537#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 191542#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 191543#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 191540#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 191541#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 191546#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 191547#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 190776#true, 191544#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 190777#false, 191545#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 191550#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 191551#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 191548#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 191549#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 191554#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 191555#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 191552#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 191553#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 191558#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 191559#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 191556#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 191557#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 191562#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 191563#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 191560#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 191561#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 191566#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 191567#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 191564#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 191565#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 191058#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 191570#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 191571#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 191568#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 191057#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 191569#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 191574#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 191575#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 191572#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 191573#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 191578#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 191579#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 191576#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 191577#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 191582#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 191583#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 191580#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 191581#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 191586#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 191587#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 191584#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 191585#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 191590#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 191591#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 191588#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 191589#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 191594#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 191595#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 191592#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 191593#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 191598#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 191599#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 191596#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 191597#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 191602#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 191603#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 191600#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 191601#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 191606#(<= |#Ultimate.C_memset_#t~loopctr32| 108), 191607#(<= |#Ultimate.C_memset_#t~loopctr32| 109), 191092#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 191604#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 191605#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 191608#(<= |#Ultimate.C_memset_#t~loopctr32| 110), 191609#(<= |#Ultimate.C_memset_#amount| 110), 191380#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 191381#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:18:37,132 INFO L134 CoverageAnalysis]: Checked inductivity of 14961 backedges. 6836 proven. 6105 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:37,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 121 states [2018-04-13 15:18:37,133 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2018-04-13 15:18:37,133 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6344, Invalid=8176, Unknown=0, NotChecked=0, Total=14520 [2018-04-13 15:18:37,133 INFO L87 Difference]: Start difference. First operand 394 states and 512 transitions. Second operand 121 states. [2018-04-13 15:18:44,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:18:44,535 INFO L93 Difference]: Finished difference Result 641 states and 863 transitions. [2018-04-13 15:18:44,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2018-04-13 15:18:44,535 INFO L78 Accepts]: Start accepts. Automaton has 121 states. Word has length 308 [2018-04-13 15:18:44,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:18:44,536 INFO L225 Difference]: With dead ends: 641 [2018-04-13 15:18:44,536 INFO L226 Difference]: Without dead ends: 634 [2018-04-13 15:18:44,537 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6444 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=17417, Invalid=36175, Unknown=0, NotChecked=0, Total=53592 [2018-04-13 15:18:44,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2018-04-13 15:18:44,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 395. [2018-04-13 15:18:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2018-04-13 15:18:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 514 transitions. [2018-04-13 15:18:44,546 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 514 transitions. Word has length 308 [2018-04-13 15:18:44,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:18:44,546 INFO L459 AbstractCegarLoop]: Abstraction has 395 states and 514 transitions. [2018-04-13 15:18:44,546 INFO L460 AbstractCegarLoop]: Interpolant automaton has 121 states. [2018-04-13 15:18:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 514 transitions. [2018-04-13 15:18:44,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-04-13 15:18:44,547 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:18:44,547 INFO L355 BasicCegarLoop]: trace histogram [167, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:18:44,547 INFO L408 AbstractCegarLoop]: === Iteration 138 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:18:44,547 INFO L82 PathProgramCache]: Analyzing trace with hash 414868208, now seen corresponding path program 112 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:18:44,549 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:18:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 15133 backedges. 6897 proven. 6216 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:48,733 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:18:48,733 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [122] total 122 [2018-04-13 15:18:48,733 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:18:48,734 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:18:48,734 INFO L182 omatonBuilderFactory]: Interpolants [193594#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 193595#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 193592#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 111)), 193593#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 193598#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 193599#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 193596#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 193597#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 193602#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 193603#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 193600#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 193601#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 193350#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 193606#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 193607#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 193604#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 193605#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 193610#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 193611#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 193608#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 193609#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 193614#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 193615#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 193612#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 193613#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 193618#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 193619#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 193616#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 193617#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 193622#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 193623#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 193620#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 193621#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 193626#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 193627#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 193624#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 193625#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 193630#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 193631#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 193628#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 193629#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 193634#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 193635#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 193632#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 193633#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 193638#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 193639#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 192868#true, 193636#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 192869#false, 193637#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 193642#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 193643#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 193640#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 193641#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 193646#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 193647#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 193644#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 193645#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 193650#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 193651#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 193648#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 193649#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 193654#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 193655#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 193652#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 193653#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 193658#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 193659#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 193656#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 193657#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 193150#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 193662#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 193151#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 193663#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 193660#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 193661#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 193666#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 193667#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 193664#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 193665#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 193670#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 193671#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 193668#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 193669#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 193674#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 193675#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 193672#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 193673#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 193678#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 193679#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 193676#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 193677#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 193682#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 193683#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 193680#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 193681#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 193686#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 193687#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 193684#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 193685#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 193690#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 193691#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 193688#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 193689#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 193694#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 193695#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 193692#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 193693#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 193698#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 193699#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 193696#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 193185#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 193697#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 193702#(<= |#Ultimate.C_memset_#t~loopctr32| 109), 193703#(<= |#Ultimate.C_memset_#t~loopctr32| 110), 193700#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 193701#(<= |#Ultimate.C_memset_#t~loopctr32| 108), 193704#(<= |#Ultimate.C_memset_#t~loopctr32| 111), 193705#(<= |#Ultimate.C_memset_#amount| 111), 193474#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 193475#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:18:48,735 INFO L134 CoverageAnalysis]: Checked inductivity of 15133 backedges. 6897 proven. 6216 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:18:48,735 INFO L442 AbstractCegarLoop]: Interpolant automaton has 122 states [2018-04-13 15:18:48,735 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2018-04-13 15:18:48,736 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6459, Invalid=8303, Unknown=0, NotChecked=0, Total=14762 [2018-04-13 15:18:48,736 INFO L87 Difference]: Start difference. First operand 395 states and 514 transitions. Second operand 122 states. [2018-04-13 15:18:55,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:18:55,767 INFO L93 Difference]: Finished difference Result 644 states and 868 transitions. [2018-04-13 15:18:55,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2018-04-13 15:18:55,768 INFO L78 Accepts]: Start accepts. Automaton has 122 states. Word has length 309 [2018-04-13 15:18:55,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:18:55,769 INFO L225 Difference]: With dead ends: 644 [2018-04-13 15:18:55,769 INFO L226 Difference]: Without dead ends: 637 [2018-04-13 15:18:55,770 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 274 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 232 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6559 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=17744, Invalid=36778, Unknown=0, NotChecked=0, Total=54522 [2018-04-13 15:18:55,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-04-13 15:18:55,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 396. [2018-04-13 15:18:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 396 states. [2018-04-13 15:18:55,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 516 transitions. [2018-04-13 15:18:55,778 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 516 transitions. Word has length 309 [2018-04-13 15:18:55,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:18:55,778 INFO L459 AbstractCegarLoop]: Abstraction has 396 states and 516 transitions. [2018-04-13 15:18:55,779 INFO L460 AbstractCegarLoop]: Interpolant automaton has 122 states. [2018-04-13 15:18:55,779 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 516 transitions. [2018-04-13 15:18:55,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-04-13 15:18:55,779 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:18:55,779 INFO L355 BasicCegarLoop]: trace histogram [168, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:18:55,779 INFO L408 AbstractCegarLoop]: === Iteration 139 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:18:55,780 INFO L82 PathProgramCache]: Analyzing trace with hash 2018864861, now seen corresponding path program 113 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:18:55,782 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:18:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:18:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:00,144 INFO L134 CoverageAnalysis]: Checked inductivity of 15306 backedges. 6958 proven. 6328 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:00,163 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:19:00,163 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [123] total 123 [2018-04-13 15:19:00,163 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:19:00,163 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:19:00,164 INFO L182 omatonBuilderFactory]: Interpolants [195698#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 195699#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 195697#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 112)), 195702#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 195703#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 195700#(<= |#Ultimate.C_memset_#t~loopctr32| 2), 195701#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 195706#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 195707#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 195704#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 195705#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 195710#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 195711#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 195708#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 195453#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 195709#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 195714#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 195715#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 195712#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 195713#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 195718#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 195719#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 195716#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 195717#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 195722#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 195723#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 195720#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 195721#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 195726#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 195727#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 195724#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 195725#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 195730#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 195731#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 195728#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 195729#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 195734#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 195735#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 195732#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 195733#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 194970#true, 195738#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 194971#false, 195739#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 195736#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 195737#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 195742#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 195743#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 195740#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 195741#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 195746#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 195747#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 195744#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 195745#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 195750#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 195751#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 195748#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 195749#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 195754#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 195755#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 195752#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 195753#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 195758#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 195759#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 195756#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 195757#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 195762#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 195763#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 195760#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 195761#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 195254#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 195766#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 195767#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 195764#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 195253#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 195765#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 195770#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 195771#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 195768#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 195769#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 195774#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 195775#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 195772#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 195773#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 195778#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 195779#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 195776#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 195777#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 195782#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 195783#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 195780#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 195781#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 195786#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 195787#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 195784#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 195785#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 195790#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 195791#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 195788#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 195789#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 195794#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 195795#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 195792#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 195793#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 195798#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 195799#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 195796#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 195797#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 195802#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 195803#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 195288#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 195800#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 195801#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 195806#(<= |#Ultimate.C_memset_#t~loopctr32| 108), 195807#(<= |#Ultimate.C_memset_#t~loopctr32| 109), 195804#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 195805#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 195810#(<= |#Ultimate.C_memset_#t~loopctr32| 112), 195811#(<= |#Ultimate.C_memset_#amount| 112), 195808#(<= |#Ultimate.C_memset_#t~loopctr32| 110), 195809#(<= |#Ultimate.C_memset_#t~loopctr32| 111), 195578#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 195579#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 15:19:00,164 INFO L134 CoverageAnalysis]: Checked inductivity of 15306 backedges. 6958 proven. 6328 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:00,165 INFO L442 AbstractCegarLoop]: Interpolant automaton has 123 states [2018-04-13 15:19:00,165 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 123 interpolants. [2018-04-13 15:19:00,165 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6573, Invalid=8433, Unknown=0, NotChecked=0, Total=15006 [2018-04-13 15:19:00,166 INFO L87 Difference]: Start difference. First operand 396 states and 516 transitions. Second operand 123 states. [2018-04-13 15:19:07,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:19:07,817 INFO L93 Difference]: Finished difference Result 647 states and 873 transitions. [2018-04-13 15:19:07,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 231 states. [2018-04-13 15:19:07,817 INFO L78 Accepts]: Start accepts. Automaton has 123 states. Word has length 310 [2018-04-13 15:19:07,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:19:07,818 INFO L225 Difference]: With dead ends: 647 [2018-04-13 15:19:07,818 INFO L226 Difference]: Without dead ends: 640 [2018-04-13 15:19:07,820 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6674 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=18071, Invalid=37389, Unknown=0, NotChecked=0, Total=55460 [2018-04-13 15:19:07,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2018-04-13 15:19:07,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 397. [2018-04-13 15:19:07,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2018-04-13 15:19:07,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 518 transitions. [2018-04-13 15:19:07,829 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 518 transitions. Word has length 310 [2018-04-13 15:19:07,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:19:07,830 INFO L459 AbstractCegarLoop]: Abstraction has 397 states and 518 transitions. [2018-04-13 15:19:07,830 INFO L460 AbstractCegarLoop]: Interpolant automaton has 123 states. [2018-04-13 15:19:07,830 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2018-04-13 15:19:07,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-04-13 15:19:07,830 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:19:07,830 INFO L355 BasicCegarLoop]: trace histogram [169, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:19:07,830 INFO L408 AbstractCegarLoop]: === Iteration 140 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:19:07,831 INFO L82 PathProgramCache]: Analyzing trace with hash 203153552, now seen corresponding path program 114 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:19:07,833 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:19:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:12,130 INFO L134 CoverageAnalysis]: Checked inductivity of 15480 backedges. 7019 proven. 6441 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:12,147 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:19:12,148 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [124] total 124 [2018-04-13 15:19:12,148 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:19:12,148 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:19:12,148 INFO L182 omatonBuilderFactory]: Interpolants [197891#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 197890#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 197889#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 197888#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 197895#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 197894#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 197893#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 197892#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 197899#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 197898#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 197897#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 197896#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 197903#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 197902#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 197901#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 197900#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 197907#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 197906#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 197905#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 197904#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 197911#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 197910#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 197909#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 197908#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 197915#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 197914#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 197401#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 197913#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 197912#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 197919#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 197918#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 197917#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 197916#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 197923#(<= |#Ultimate.C_memset_#t~loopctr32| 110), 197922#(<= |#Ultimate.C_memset_#t~loopctr32| 109), 197921#(<= |#Ultimate.C_memset_#t~loopctr32| 108), 197920#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 197927#(<= |#Ultimate.C_memset_#amount| 113), 197926#(<= |#Ultimate.C_memset_#t~loopctr32| 113), 197925#(<= |#Ultimate.C_memset_#t~loopctr32| 112), 197924#(<= |#Ultimate.C_memset_#t~loopctr32| 111), 197693#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 197692#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 197815#(= |#Ultimate.C_memset_#t~loopctr32| 2), 197814#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 197813#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 197812#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 113)), 197819#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 197818#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 197817#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 197816#(= |#Ultimate.C_memset_#t~loopctr32| 3), 197823#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 197566#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 197822#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 197821#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 197820#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 197827#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 197826#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 197825#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 197824#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 197831#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 197830#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 197829#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 197828#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 197835#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 197834#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 197833#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 197832#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 197839#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 197838#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 197837#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 197836#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 197843#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 197842#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 197841#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 197840#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 197847#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 197846#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 197845#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 197844#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 197083#false, 197851#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 197082#true, 197850#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 197849#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 197848#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 197855#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 197854#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 197853#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 197852#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 197859#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 197858#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 197857#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 197856#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 197863#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 197862#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 197861#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 197860#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 197867#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 197866#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 197865#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 197864#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 197871#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 197870#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 197869#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 197868#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 197875#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 197874#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 197873#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 197872#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 197367#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 197879#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 197366#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 197878#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 197877#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 197876#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 197883#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 197882#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 197881#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 197880#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 197887#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 197886#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 197885#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 197884#(<= |#Ultimate.C_memset_#t~loopctr32| 71)] [2018-04-13 15:19:12,149 INFO L134 CoverageAnalysis]: Checked inductivity of 15480 backedges. 7019 proven. 6441 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:12,149 INFO L442 AbstractCegarLoop]: Interpolant automaton has 124 states [2018-04-13 15:19:12,150 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2018-04-13 15:19:12,150 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6679, Invalid=8573, Unknown=0, NotChecked=0, Total=15252 [2018-04-13 15:19:12,150 INFO L87 Difference]: Start difference. First operand 397 states and 518 transitions. Second operand 124 states. [2018-04-13 15:19:17,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:19:17,621 INFO L93 Difference]: Finished difference Result 650 states and 878 transitions. [2018-04-13 15:19:17,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2018-04-13 15:19:17,621 INFO L78 Accepts]: Start accepts. Automaton has 124 states. Word has length 311 [2018-04-13 15:19:17,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:19:17,622 INFO L225 Difference]: With dead ends: 650 [2018-04-13 15:19:17,622 INFO L226 Difference]: Without dead ends: 643 [2018-04-13 15:19:17,623 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 236 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6787 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=18389, Invalid=38017, Unknown=0, NotChecked=0, Total=56406 [2018-04-13 15:19:17,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2018-04-13 15:19:17,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 398. [2018-04-13 15:19:17,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2018-04-13 15:19:17,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 520 transitions. [2018-04-13 15:19:17,633 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 520 transitions. Word has length 311 [2018-04-13 15:19:17,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:19:17,633 INFO L459 AbstractCegarLoop]: Abstraction has 398 states and 520 transitions. [2018-04-13 15:19:17,633 INFO L460 AbstractCegarLoop]: Interpolant automaton has 124 states. [2018-04-13 15:19:17,633 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2018-04-13 15:19:17,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-04-13 15:19:17,634 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:19:17,634 INFO L355 BasicCegarLoop]: trace histogram [170, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:19:17,634 INFO L408 AbstractCegarLoop]: === Iteration 141 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:19:17,634 INFO L82 PathProgramCache]: Analyzing trace with hash -249322179, now seen corresponding path program 115 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:19:17,636 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:19:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:22,064 INFO L134 CoverageAnalysis]: Checked inductivity of 15655 backedges. 7080 proven. 6555 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:22,081 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:19:22,081 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [125] total 125 [2018-04-13 15:19:22,081 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:19:22,082 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:19:22,082 INFO L182 omatonBuilderFactory]: Interpolants [199939#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 199938#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 199937#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 114)), 199943#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 199942#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 199941#(= 3 |#Ultimate.C_memset_#t~loopctr32|), 199940#(= |#Ultimate.C_memset_#t~loopctr32| 2), 199947#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 199946#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 199689#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 199945#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 199944#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 199951#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 199950#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 199949#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 199948#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 199955#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 199954#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 199953#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 199952#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 199959#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 199958#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 199957#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 199956#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 199963#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 199962#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 199961#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 199960#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 199967#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 199966#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 199965#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 199964#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 199971#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 199970#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 199969#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 199968#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 199975#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 199974#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 199205#false, 199973#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 199204#true, 199972#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 199979#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 199978#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 199977#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 199976#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 199983#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 199982#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 199981#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 199980#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 199987#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 199986#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 199985#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 199984#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 199991#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 199990#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 199989#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 199988#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 199995#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 199994#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 199993#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 199992#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 199999#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 199998#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 199997#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 199996#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 200003#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 199490#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 200002#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 199489#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 200001#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 200000#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 200007#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 200006#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 200005#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 200004#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 200011#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 200010#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 200009#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 200008#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 200015#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 200014#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 200013#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 200012#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 200019#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 200018#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 200017#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 200016#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 200023#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 200022#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 200021#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 200020#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 200027#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 200026#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 200025#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 200024#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 200031#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 200030#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 200029#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 200028#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 200035#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 200034#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 200033#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 200032#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 200039#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 200038#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 200037#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 199524#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 200036#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 200043#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 200042#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 200041#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 200040#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 200047#(<= |#Ultimate.C_memset_#t~loopctr32| 109), 200046#(<= |#Ultimate.C_memset_#t~loopctr32| 108), 200045#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 200044#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 200051#(<= |#Ultimate.C_memset_#t~loopctr32| 113), 200050#(<= |#Ultimate.C_memset_#t~loopctr32| 112), 200049#(<= |#Ultimate.C_memset_#t~loopctr32| 111), 200048#(<= |#Ultimate.C_memset_#t~loopctr32| 110), 200053#(<= |#Ultimate.C_memset_#amount| 114), 200052#(<= |#Ultimate.C_memset_#t~loopctr32| 114), 199817#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 199816#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296)))] [2018-04-13 15:19:22,083 INFO L134 CoverageAnalysis]: Checked inductivity of 15655 backedges. 7080 proven. 6555 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:22,083 INFO L442 AbstractCegarLoop]: Interpolant automaton has 125 states [2018-04-13 15:19:22,083 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 125 interpolants. [2018-04-13 15:19:22,084 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6795, Invalid=8705, Unknown=0, NotChecked=0, Total=15500 [2018-04-13 15:19:22,084 INFO L87 Difference]: Start difference. First operand 398 states and 520 transitions. Second operand 125 states. [2018-04-13 15:19:28,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:19:28,632 INFO L93 Difference]: Finished difference Result 653 states and 883 transitions. [2018-04-13 15:19:28,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2018-04-13 15:19:28,632 INFO L78 Accepts]: Start accepts. Automaton has 125 states. Word has length 312 [2018-04-13 15:19:28,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:19:28,633 INFO L225 Difference]: With dead ends: 653 [2018-04-13 15:19:28,633 INFO L226 Difference]: Without dead ends: 646 [2018-04-13 15:19:28,635 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 238 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6904 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=18722, Invalid=38638, Unknown=0, NotChecked=0, Total=57360 [2018-04-13 15:19:28,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2018-04-13 15:19:28,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 399. [2018-04-13 15:19:28,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2018-04-13 15:19:28,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 522 transitions. [2018-04-13 15:19:28,644 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 522 transitions. Word has length 312 [2018-04-13 15:19:28,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:19:28,644 INFO L459 AbstractCegarLoop]: Abstraction has 399 states and 522 transitions. [2018-04-13 15:19:28,644 INFO L460 AbstractCegarLoop]: Interpolant automaton has 125 states. [2018-04-13 15:19:28,644 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 522 transitions. [2018-04-13 15:19:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-04-13 15:19:28,645 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:19:28,645 INFO L355 BasicCegarLoop]: trace histogram [171, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:19:28,645 INFO L408 AbstractCegarLoop]: === Iteration 142 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:19:28,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1391167952, now seen corresponding path program 116 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:19:28,647 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:19:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:33,097 INFO L134 CoverageAnalysis]: Checked inductivity of 15831 backedges. 7141 proven. 6670 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:33,115 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:19:33,115 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [126] total 126 [2018-04-13 15:19:33,115 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:19:33,115 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:19:33,116 INFO L182 omatonBuilderFactory]: Interpolants [202075#(= |#Ultimate.C_memset_#t~loopctr32| 2), 202074#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 202073#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 202072#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 115)), 202079#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 201822#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 202078#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 202077#(<= |#Ultimate.C_memset_#t~loopctr32| 4), 202076#(<= |#Ultimate.C_memset_#t~loopctr32| 3), 202083#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 202082#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 202081#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 202080#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 202087#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 202086#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 202085#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 202084#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 202091#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 202090#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 202089#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 202088#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 202095#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 202094#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 202093#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 202092#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 202099#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 202098#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 202097#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 202096#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 202103#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 202102#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 202101#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 202100#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 202107#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 202106#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 201337#false, 202105#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 201336#true, 202104#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 202111#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 202110#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 202109#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 202108#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 202115#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 202114#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 202113#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 202112#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 202119#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 202118#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 202117#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 202116#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 202123#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 202122#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 202121#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 202120#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 202127#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 202126#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 202125#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 202124#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 202131#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 202130#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 202129#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 202128#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 201623#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 202135#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 201622#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 202134#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 202133#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 202132#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 202139#(<= |#Ultimate.C_memset_#t~loopctr32| 66), 202138#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 202137#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 202136#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 202143#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 202142#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 202141#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 202140#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 202147#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 202146#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 202145#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 202144#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 202151#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 202150#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 202149#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 202148#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 202155#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 202154#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 202153#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 202152#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 202159#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 202158#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 202157#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 202156#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 202163#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 202162#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 202161#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 202160#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 202167#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 202166#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 202165#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 202164#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 202171#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 202170#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 201657#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 202169#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 202168#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 202175#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 202174#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 202173#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 202172#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 202179#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 202178#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 202177#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 202176#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 202183#(<= |#Ultimate.C_memset_#t~loopctr32| 110), 202182#(<= |#Ultimate.C_memset_#t~loopctr32| 109), 202181#(<= |#Ultimate.C_memset_#t~loopctr32| 108), 202180#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 202187#(<= |#Ultimate.C_memset_#t~loopctr32| 114), 202186#(<= |#Ultimate.C_memset_#t~loopctr32| 113), 202185#(<= |#Ultimate.C_memset_#t~loopctr32| 112), 202184#(<= |#Ultimate.C_memset_#t~loopctr32| 111), 202189#(<= |#Ultimate.C_memset_#amount| 115), 202188#(<= |#Ultimate.C_memset_#t~loopctr32| 115), 201951#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 201950#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296)))] [2018-04-13 15:19:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 15831 backedges. 7141 proven. 6670 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:33,116 INFO L442 AbstractCegarLoop]: Interpolant automaton has 126 states [2018-04-13 15:19:33,117 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2018-04-13 15:19:33,125 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6919, Invalid=8831, Unknown=0, NotChecked=0, Total=15750 [2018-04-13 15:19:33,125 INFO L87 Difference]: Start difference. First operand 399 states and 522 transitions. Second operand 126 states. [2018-04-13 15:19:39,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:19:39,579 INFO L93 Difference]: Finished difference Result 656 states and 888 transitions. [2018-04-13 15:19:39,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2018-04-13 15:19:39,580 INFO L78 Accepts]: Start accepts. Automaton has 126 states. Word has length 313 [2018-04-13 15:19:39,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:19:39,581 INFO L225 Difference]: With dead ends: 656 [2018-04-13 15:19:39,581 INFO L226 Difference]: Without dead ends: 649 [2018-04-13 15:19:39,582 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7024 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=19067, Invalid=39255, Unknown=0, NotChecked=0, Total=58322 [2018-04-13 15:19:39,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2018-04-13 15:19:39,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 400. [2018-04-13 15:19:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2018-04-13 15:19:39,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 524 transitions. [2018-04-13 15:19:39,592 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 524 transitions. Word has length 313 [2018-04-13 15:19:39,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:19:39,592 INFO L459 AbstractCegarLoop]: Abstraction has 400 states and 524 transitions. [2018-04-13 15:19:39,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 126 states. [2018-04-13 15:19:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 524 transitions. [2018-04-13 15:19:39,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-04-13 15:19:39,593 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:19:39,593 INFO L355 BasicCegarLoop]: trace histogram [172, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:19:39,593 INFO L408 AbstractCegarLoop]: === Iteration 143 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr12RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr10RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr13RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr11RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-13 15:19:39,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1866318749, now seen corresponding path program 117 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:19:39,596 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:19:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:19:44,131 INFO L134 CoverageAnalysis]: Checked inductivity of 16008 backedges. 7202 proven. 6786 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:44,149 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:19:44,149 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [127] total 127 [2018-04-13 15:19:44,149 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:19:44,149 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-04-13 15:19:44,149 INFO L182 omatonBuilderFactory]: Interpolants [204291#(<= |#Ultimate.C_memset_#t~loopctr32| 73), 204290#(<= |#Ultimate.C_memset_#t~loopctr32| 72), 204289#(<= |#Ultimate.C_memset_#t~loopctr32| 71), 204288#(<= |#Ultimate.C_memset_#t~loopctr32| 70), 204295#(<= |#Ultimate.C_memset_#t~loopctr32| 77), 204294#(<= |#Ultimate.C_memset_#t~loopctr32| 76), 204293#(<= |#Ultimate.C_memset_#t~loopctr32| 75), 204292#(<= |#Ultimate.C_memset_#t~loopctr32| 74), 204299#(<= |#Ultimate.C_memset_#t~loopctr32| 81), 204298#(<= |#Ultimate.C_memset_#t~loopctr32| 80), 204297#(<= |#Ultimate.C_memset_#t~loopctr32| 79), 204296#(<= |#Ultimate.C_memset_#t~loopctr32| 78), 204303#(<= |#Ultimate.C_memset_#t~loopctr32| 85), 204302#(<= |#Ultimate.C_memset_#t~loopctr32| 84), 204301#(<= |#Ultimate.C_memset_#t~loopctr32| 83), 204300#(<= |#Ultimate.C_memset_#t~loopctr32| 82), 204307#(<= |#Ultimate.C_memset_#t~loopctr32| 89), 204306#(<= |#Ultimate.C_memset_#t~loopctr32| 88), 204305#(<= |#Ultimate.C_memset_#t~loopctr32| 87), 204304#(<= |#Ultimate.C_memset_#t~loopctr32| 86), 204311#(<= |#Ultimate.C_memset_#t~loopctr32| 93), 204310#(<= |#Ultimate.C_memset_#t~loopctr32| 92), 204309#(<= |#Ultimate.C_memset_#t~loopctr32| 91), 204308#(<= |#Ultimate.C_memset_#t~loopctr32| 90), 204315#(<= |#Ultimate.C_memset_#t~loopctr32| 97), 204314#(<= |#Ultimate.C_memset_#t~loopctr32| 96), 204313#(<= |#Ultimate.C_memset_#t~loopctr32| 95), 203800#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 204312#(<= |#Ultimate.C_memset_#t~loopctr32| 94), 204319#(<= |#Ultimate.C_memset_#t~loopctr32| 101), 204318#(<= |#Ultimate.C_memset_#t~loopctr32| 100), 204317#(<= |#Ultimate.C_memset_#t~loopctr32| 99), 204316#(<= |#Ultimate.C_memset_#t~loopctr32| 98), 204323#(<= |#Ultimate.C_memset_#t~loopctr32| 105), 204322#(<= |#Ultimate.C_memset_#t~loopctr32| 104), 204321#(<= |#Ultimate.C_memset_#t~loopctr32| 103), 204320#(<= |#Ultimate.C_memset_#t~loopctr32| 102), 204327#(<= |#Ultimate.C_memset_#t~loopctr32| 109), 204326#(<= |#Ultimate.C_memset_#t~loopctr32| 108), 204325#(<= |#Ultimate.C_memset_#t~loopctr32| 107), 204324#(<= |#Ultimate.C_memset_#t~loopctr32| 106), 204331#(<= |#Ultimate.C_memset_#t~loopctr32| 113), 204330#(<= |#Ultimate.C_memset_#t~loopctr32| 112), 204329#(<= |#Ultimate.C_memset_#t~loopctr32| 111), 204328#(<= |#Ultimate.C_memset_#t~loopctr32| 110), 204335#(<= |#Ultimate.C_memset_#amount| 116), 204334#(<= |#Ultimate.C_memset_#t~loopctr32| 116), 204333#(<= |#Ultimate.C_memset_#t~loopctr32| 115), 204332#(<= |#Ultimate.C_memset_#t~loopctr32| 114), 204095#(= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size 4294967296)) 4294967296)), 204094#(not (= 119 (mod |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| 4294967296))), 204219#(= 1 |#Ultimate.C_memset_#t~loopctr32|), 204218#(= 0 |#Ultimate.C_memset_#t~loopctr32|), 204217#(or (< 2147483647 (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296)) (<= (mod (* (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~size| 4294967296)) 4294967296) 116)), 204223#(<= |#Ultimate.C_memset_#t~loopctr32| 5), 204222#(= 4 |#Ultimate.C_memset_#t~loopctr32|), 203965#(= |__U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_#in~size| __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~size), 204221#(= |#Ultimate.C_memset_#t~loopctr32| 3), 204220#(= |#Ultimate.C_memset_#t~loopctr32| 2), 204227#(<= |#Ultimate.C_memset_#t~loopctr32| 9), 204226#(<= |#Ultimate.C_memset_#t~loopctr32| 8), 204225#(<= |#Ultimate.C_memset_#t~loopctr32| 7), 204224#(<= |#Ultimate.C_memset_#t~loopctr32| 6), 204231#(<= |#Ultimate.C_memset_#t~loopctr32| 13), 204230#(<= |#Ultimate.C_memset_#t~loopctr32| 12), 204229#(<= |#Ultimate.C_memset_#t~loopctr32| 11), 204228#(<= |#Ultimate.C_memset_#t~loopctr32| 10), 204235#(<= |#Ultimate.C_memset_#t~loopctr32| 17), 204234#(<= |#Ultimate.C_memset_#t~loopctr32| 16), 204233#(<= |#Ultimate.C_memset_#t~loopctr32| 15), 204232#(<= |#Ultimate.C_memset_#t~loopctr32| 14), 204239#(<= |#Ultimate.C_memset_#t~loopctr32| 21), 204238#(<= |#Ultimate.C_memset_#t~loopctr32| 20), 204237#(<= |#Ultimate.C_memset_#t~loopctr32| 19), 204236#(<= |#Ultimate.C_memset_#t~loopctr32| 18), 204243#(<= |#Ultimate.C_memset_#t~loopctr32| 25), 204242#(<= |#Ultimate.C_memset_#t~loopctr32| 24), 204241#(<= |#Ultimate.C_memset_#t~loopctr32| 23), 204240#(<= |#Ultimate.C_memset_#t~loopctr32| 22), 203479#false, 204247#(<= |#Ultimate.C_memset_#t~loopctr32| 29), 203478#true, 204246#(<= |#Ultimate.C_memset_#t~loopctr32| 28), 204245#(<= |#Ultimate.C_memset_#t~loopctr32| 27), 204244#(<= |#Ultimate.C_memset_#t~loopctr32| 26), 204251#(<= |#Ultimate.C_memset_#t~loopctr32| 33), 204250#(<= |#Ultimate.C_memset_#t~loopctr32| 32), 204249#(<= |#Ultimate.C_memset_#t~loopctr32| 31), 204248#(<= |#Ultimate.C_memset_#t~loopctr32| 30), 204255#(<= |#Ultimate.C_memset_#t~loopctr32| 37), 204254#(<= |#Ultimate.C_memset_#t~loopctr32| 36), 204253#(<= |#Ultimate.C_memset_#t~loopctr32| 35), 204252#(<= |#Ultimate.C_memset_#t~loopctr32| 34), 204259#(<= |#Ultimate.C_memset_#t~loopctr32| 41), 204258#(<= |#Ultimate.C_memset_#t~loopctr32| 40), 204257#(<= |#Ultimate.C_memset_#t~loopctr32| 39), 204256#(<= |#Ultimate.C_memset_#t~loopctr32| 38), 204263#(<= |#Ultimate.C_memset_#t~loopctr32| 45), 204262#(<= |#Ultimate.C_memset_#t~loopctr32| 44), 204261#(<= |#Ultimate.C_memset_#t~loopctr32| 43), 204260#(<= |#Ultimate.C_memset_#t~loopctr32| 42), 204267#(<= |#Ultimate.C_memset_#t~loopctr32| 49), 204266#(<= |#Ultimate.C_memset_#t~loopctr32| 48), 204265#(<= |#Ultimate.C_memset_#t~loopctr32| 47), 204264#(<= |#Ultimate.C_memset_#t~loopctr32| 46), 204271#(<= |#Ultimate.C_memset_#t~loopctr32| 53), 204270#(<= |#Ultimate.C_memset_#t~loopctr32| 52), 204269#(<= |#Ultimate.C_memset_#t~loopctr32| 51), 204268#(<= |#Ultimate.C_memset_#t~loopctr32| 50), 204275#(<= |#Ultimate.C_memset_#t~loopctr32| 57), 204274#(<= |#Ultimate.C_memset_#t~loopctr32| 56), 204273#(<= |#Ultimate.C_memset_#t~loopctr32| 55), 204272#(<= |#Ultimate.C_memset_#t~loopctr32| 54), 204279#(<= |#Ultimate.C_memset_#t~loopctr32| 61), 203766#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 204278#(<= |#Ultimate.C_memset_#t~loopctr32| 60), 203765#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 204277#(<= |#Ultimate.C_memset_#t~loopctr32| 59), 204276#(<= |#Ultimate.C_memset_#t~loopctr32| 58), 204283#(<= |#Ultimate.C_memset_#t~loopctr32| 65), 204282#(<= |#Ultimate.C_memset_#t~loopctr32| 64), 204281#(<= |#Ultimate.C_memset_#t~loopctr32| 63), 204280#(<= |#Ultimate.C_memset_#t~loopctr32| 62), 204287#(<= |#Ultimate.C_memset_#t~loopctr32| 69), 204286#(<= |#Ultimate.C_memset_#t~loopctr32| 68), 204285#(<= |#Ultimate.C_memset_#t~loopctr32| 67), 204284#(<= |#Ultimate.C_memset_#t~loopctr32| 66)] [2018-04-13 15:19:44,150 INFO L134 CoverageAnalysis]: Checked inductivity of 16008 backedges. 7202 proven. 6786 refuted. 0 times theorem prover too weak. 2020 trivial. 0 not checked. [2018-04-13 15:19:44,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 127 states [2018-04-13 15:19:44,151 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2018-04-13 15:19:44,152 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7030, Invalid=8972, Unknown=0, NotChecked=0, Total=16002 [2018-04-13 15:19:44,152 INFO L87 Difference]: Start difference. First operand 400 states and 524 transitions. Second operand 127 states. Received shutdown request... [2018-04-13 15:19:44,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-13 15:19:44,565 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-13 15:19:44,568 WARN L197 ceAbstractionStarter]: Timeout [2018-04-13 15:19:44,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 03:19:44 BoogieIcfgContainer [2018-04-13 15:19:44,568 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 15:19:44,569 INFO L168 Benchmark]: Toolchain (without parser) took 784338.55 ms. Allocated memory was 401.6 MB in the beginning and 1.6 GB in the end (delta: 1.2 GB). Free memory was 335.2 MB in the beginning and 601.8 MB in the end (delta: -266.6 MB). Peak memory consumption was 926.1 MB. Max. memory is 5.3 GB. [2018-04-13 15:19:44,569 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 401.6 MB. Free memory is still 363.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 15:19:44,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.90 ms. Allocated memory is still 401.6 MB. Free memory was 335.2 MB in the beginning and 289.0 MB in the end (delta: 46.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 5.3 GB. [2018-04-13 15:19:44,569 INFO L168 Benchmark]: Boogie Preprocessor took 55.44 ms. Allocated memory is still 401.6 MB. Free memory was 289.0 MB in the beginning and 285.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-13 15:19:44,570 INFO L168 Benchmark]: RCFGBuilder took 670.72 ms. Allocated memory was 401.6 MB in the beginning and 610.3 MB in the end (delta: 208.7 MB). Free memory was 285.0 MB in the beginning and 494.0 MB in the end (delta: -209.0 MB). Peak memory consumption was 25.6 MB. Max. memory is 5.3 GB. [2018-04-13 15:19:44,570 INFO L168 Benchmark]: TraceAbstraction took 783331.99 ms. Allocated memory was 610.3 MB in the beginning and 1.6 GB in the end (delta: 984.1 MB). Free memory was 494.0 MB in the beginning and 601.8 MB in the end (delta: -107.9 MB). Peak memory consumption was 876.2 MB. Max. memory is 5.3 GB. [2018-04-13 15:19:44,571 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 401.6 MB. Free memory is still 363.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 277.90 ms. Allocated memory is still 401.6 MB. Free memory was 335.2 MB in the beginning and 289.0 MB in the end (delta: 46.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 55.44 ms. Allocated memory is still 401.6 MB. Free memory was 289.0 MB in the beginning and 285.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 670.72 ms. Allocated memory was 401.6 MB in the beginning and 610.3 MB in the end (delta: 208.7 MB). Free memory was 285.0 MB in the beginning and 494.0 MB in the end (delta: -209.0 MB). Peak memory consumption was 25.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 783331.99 ms. Allocated memory was 610.3 MB in the beginning and 1.6 GB in the end (delta: 984.1 MB). Free memory was 494.0 MB in the beginning and 601.8 MB in the end (delta: -107.9 MB). Peak memory consumption was 876.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 791]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 791). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 792]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 792). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 793]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 793). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 792]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 792). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 793]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 793). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 791]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 791). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 792]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 792). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 792]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 792). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 801]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 801). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 801]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 801). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 802]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 802). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 802]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 802). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 802]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 802). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 802]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 802). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 868]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 868). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 869]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 869). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 868]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 868). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 869]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 869). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 867). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 867). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 783]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 783). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 780]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 780). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 781]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 781). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 782]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 782). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 782]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 782). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 779]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 779). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 780]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 780). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 783]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 783). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 780]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 780). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 779]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 779). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 780]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 780). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 782]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 782). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 782]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 782). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 781]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 781). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 811]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 811). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 811]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 811). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 821]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 821). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 822]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 822). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 821]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 821). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 822]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 822). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 821]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 821). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 821]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 821). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 847]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 847). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 849]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 849). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 847]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 847). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 849]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 849). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 848]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 848). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 848]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 848). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 880]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 880). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 874]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 874). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 880]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 880). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 858). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 857]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 857). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 859]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 859). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 857]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 857). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 858). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 859]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 859). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 828]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 828). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 829]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 829). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 827]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 827). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 827]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 827). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 827]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 827). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 829]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 829). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 828]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 828). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 827]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 827). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 876]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 876). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 876]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 876). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 837]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 837). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 839]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 839). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 837]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 837). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 838]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 838). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 838]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 838). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - TimeoutResultAtElement [Line: 839]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 839). Cancelled while BasicCegarLoop was constructing difference of abstraction (400states) and interpolant automaton (currently 22 states, 127 states before enhancement), while PredicateComparison was comparing new predicate (quantifier-free) to 134 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 262 locations, 83 error locations. TIMEOUT Result, 783.2s OverallTime, 143 OverallIterations, 172 TraceHistogramMax, 537.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 32793 SDtfs, 47151 SDslu, 547747 SDs, 0 SdLazy, 552788 SolverSat, 14234 SolverUnsat, 59 SolverUnknown, 0 SolverNotchecked, 279.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20414 GetRequests, 5080 SyntacticMatches, 0 SemanticMatches, 15333 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 285276 ImplicationChecksByTransitivity, 382.9s Time, 0.1s BasicInterpolantAutomatonTime, BiggestAbstraction: size=400occurred in iteration=142, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 675158/944832 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 142 MinimizatonAttempts, 16790 StatesRemovedByMinimization, 142 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 3.2s SsaConstructionTime, 4.4s SatisfiabilityAnalysisTime, 229.8s InterpolantComputationTime, 32483 NumberOfCodeBlocks, 32483 NumberOfCodeBlocksAsserted, 143 NumberOfCheckSat, 32340 ConstructedInterpolants, 10 QuantifiedInterpolants, 22714100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 143 InterpolantComputations, 7 PerfectInterpolantSequences, 675158/944832 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0237_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_15-19-44-576.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0237_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_15-19-44-576.csv Completed graceful shutdown