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-memleak_nexttime_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 15:08:35,358 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 15:08:35,360 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 15:08:35,373 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 15:08:35,373 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 15:08:35,374 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 15:08:35,375 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 15:08:35,376 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 15:08:35,378 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 15:08:35,379 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 15:08:35,379 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 15:08:35,379 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 15:08:35,380 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 15:08:35,381 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 15:08:35,382 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 15:08:35,383 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 15:08:35,385 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 15:08:35,386 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 15:08:35,387 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 15:08:35,388 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 15:08:35,389 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-13 15:08:35,394 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 15:08:35,405 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 15:08:35,405 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 15:08:35,406 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 15:08:35,406 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 15:08:35,407 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 15:08:35,407 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 15:08:35,407 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 15:08:35,407 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 15:08:35,407 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 15:08:35,407 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 15:08:35,408 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 15:08:35,408 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 15:08:35,408 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 15:08:35,408 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 15:08:35,408 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 15:08:35,408 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 15:08:35,408 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 15:08:35,409 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 15:08:35,409 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 15:08:35,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 15:08:35,409 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 15:08:35,409 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 15:08:35,409 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 15:08:35,409 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 15:08:35,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 15:08:35,448 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 15:08:35,451 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 15:08:35,453 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 15:08:35,453 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 15:08:35,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,731 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG42efe9b6e [2018-04-13 15:08:35,878 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 15:08:35,879 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 15:08:35,879 INFO L168 CDTParser]: Scanning test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,889 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 15:08:35,889 INFO L215 ultiparseSymbolTable]: [2018-04-13 15:08:35,889 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 15:08:35,890 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,890 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo ('foo') in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,890 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 15:08:35,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____fsblkcnt64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____uint64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_once_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____swblk_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__register_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_attr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____nlink_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____sig_atomic_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__timer_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____fd_mask in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____int8_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__off_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____blkcnt64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____ssize_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__dev_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fsfilcnt_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__id_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____mode_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__int32_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__gid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__u_short in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____uid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__ssize_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__nlink_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__uint in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____u_short in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__int64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____loff_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__locale_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__suseconds_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____blkcnt_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_mutex_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____fsfilcnt_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____WAIT_STATUS in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__mode_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____clock_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____u_int in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__time_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__daddr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fsid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__u_int64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____fsfilcnt64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__ino_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_condattr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__ldiv_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____qaddr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____rlim64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____useconds_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____uint16_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____blksize_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____key_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____daddr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____int64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__u_quad_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__ushort in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____time_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__int8_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____uint8_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__loff_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__u_int32_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____pthread_list_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__sigset_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____locale_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____u_long in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____int16_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____fsblkcnt_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____dev_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__blkcnt_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_key_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_rwlock_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__u_char in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____uint32_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fd_set in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____off_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__clock_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__blksize_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__u_long in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____caddr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____ino_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____ino64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__ulong in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____fsid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fd_mask in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__key_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__caddr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____sigset_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____timer_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____rlim_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__u_int in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_spinlock_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____intptr_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____int32_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____clockid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__clockid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__div_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__quad_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__u_int16_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__size_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__u_int8_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_cond_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__uid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____socklen_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____id_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__int16_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__lldiv_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fsblkcnt_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____gid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__wchar_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__pthread_barrier_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____u_quad_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____pid_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____quad_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____u_char in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____off64_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i____suseconds_t in test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:35,913 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG42efe9b6e [2018-04-13 15:08:35,916 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 15:08:35,917 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 15:08:35,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 15:08:35,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 15:08:35,921 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 15:08:35,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:08:35" (1/1) ... [2018-04-13 15:08:35,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424ee773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:35, skipping insertion in model container [2018-04-13 15:08:35,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:08:35" (1/1) ... [2018-04-13 15:08:35,934 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:08:35,956 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:08:36,071 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:08:36,103 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:08:36,113 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 161 non ball SCCs. Number of states in SCCs 161. [2018-04-13 15:08:36,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36 WrapperNode [2018-04-13 15:08:36,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 15:08:36,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 15:08:36,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 15:08:36,152 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 15:08:36,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36" (1/1) ... [2018-04-13 15:08:36,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36" (1/1) ... [2018-04-13 15:08:36,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36" (1/1) ... [2018-04-13 15:08:36,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36" (1/1) ... [2018-04-13 15:08:36,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36" (1/1) ... [2018-04-13 15:08:36,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36" (1/1) ... [2018-04-13 15:08:36,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36" (1/1) ... [2018-04-13 15:08:36,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 15:08:36,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 15:08:36,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 15:08:36,193 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 15:08:36,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36" (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 15:08:36,271 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 15:08:36,271 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 15:08:36,271 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo [2018-04-13 15:08:36,271 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 15:08:36,271 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-13 15:08:36,271 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 15:08:36,271 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 15:08:36,271 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 15:08:36,271 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 15:08:36,271 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 15:08:36,271 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 15:08:36,271 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 15:08:36,272 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 15:08:36,272 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 15:08:36,272 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 15:08:36,272 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 15:08:36,272 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 15:08:36,272 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 15:08:36,272 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 15:08:36,272 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 15:08:36,272 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 15:08:36,273 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 15:08:36,273 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 15:08:36,273 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 15:08:36,273 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 15:08:36,273 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 15:08:36,273 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 15:08:36,273 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 15:08:36,273 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 15:08:36,273 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 15:08:36,274 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 15:08:36,274 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 15:08:36,274 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 15:08:36,274 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 15:08:36,274 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 15:08:36,274 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 15:08:36,274 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 15:08:36,274 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 15:08:36,274 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 15:08:36,275 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 15:08:36,275 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 15:08:36,275 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 15:08:36,275 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 15:08:36,275 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 15:08:36,275 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 15:08:36,275 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 15:08:36,275 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 15:08:36,275 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 15:08:36,276 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 15:08:36,277 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 15:08:36,278 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 15:08:36,279 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 15:08:36,280 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure memmove [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure memccpy [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure memcmp [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure memchr [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure strcpy [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure strncpy [2018-04-13 15:08:36,281 INFO L128 BoogieDeclarations]: Found specification of procedure strcat [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strncat [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strcmp [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strncmp [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strdup [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strndup [2018-04-13 15:08:36,282 INFO L128 BoogieDeclarations]: Found specification of procedure strchr [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strrchr [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strcspn [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strspn [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strpbrk [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strstr [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strtok [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strtok_r [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strlen [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strnlen [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strerror [2018-04-13 15:08:36,283 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_r [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_l [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure __bzero [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure bcopy [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure bzero [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure bcmp [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure index [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure rindex [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure ffs [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure strsep [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure strsignal [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure stpcpy [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure stpncpy [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 15:08:36,284 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-13 15:08:36,285 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 15:08:36,285 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 15:08:36,285 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 15:08:36,285 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 15:08:36,285 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 15:08:36,285 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 15:08:36,285 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 15:08:36,285 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 15:08:36,285 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 15:08:36,481 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-13 15:08:36,587 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 15:08:36,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:08:36 BoogieIcfgContainer [2018-04-13 15:08:36,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 15:08:36,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 15:08:36,588 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 15:08:36,590 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 15:08:36,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 03:08:35" (1/3) ... [2018-04-13 15:08:36,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bc777d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:08:36, skipping insertion in model container [2018-04-13 15:08:36,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:08:36" (2/3) ... [2018-04-13 15:08:36,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bc777d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:08:36, skipping insertion in model container [2018-04-13 15:08:36,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:08:36" (3/3) ... [2018-04-13 15:08:36,592 INFO L107 eAbstractionObserver]: Analyzing ICFG test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-04-13 15:08:36,598 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 15:08:36,604 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-04-13 15:08:36,633 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 15:08:36,634 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 15:08:36,634 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 15:08:36,634 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 15:08:36,634 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 15:08:36,634 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 15:08:36,634 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 15:08:36,634 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 15:08:36,634 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 15:08:36,635 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 15:08:36,645 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2018-04-13 15:08:36,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-13 15:08:36,650 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:36,651 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:36,651 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:36,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1920380317, 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 15:08:36,661 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:36,690 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:08:36,698 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:36,698 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:36,699 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:36,699 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:36,728 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 15:08:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:36,754 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 15:08:36,772 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:08:36,772 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 15:08:36,773 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:36,773 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 15:08:36,774 INFO L182 omatonBuilderFactory]: Interpolants [67#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 68#(= 1 (select |#valid| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.base|)), 69#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)), 57#true, 58#false] [2018-04-13 15:08:36,774 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 15:08:36,774 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 15:08:36,781 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 15:08:36,782 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=8, Unknown=1, NotChecked=4, Total=20 [2018-04-13 15:08:36,783 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 5 states. [2018-04-13 15:08:36,846 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |c_old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (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_#NULL.base| |c_old(#NULL.base)|) (= |c_#memory_int| |c_old(#memory_int)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_old(#length)| |c_#length|) (= |c_~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |c_old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)) is different from false [2018-04-13 15:08:36,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:36,944 INFO L93 Difference]: Finished difference Result 55 states and 58 transitions. [2018-04-13 15:08:36,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 15:08:36,945 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-13 15:08:36,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:36,952 INFO L225 Difference]: With dead ends: 55 [2018-04-13 15:08:36,953 INFO L226 Difference]: Without dead ends: 52 [2018-04-13 15:08:36,954 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-04-13 15:08:36,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-13 15:08:36,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 49. [2018-04-13 15:08:36,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-04-13 15:08:36,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 50 transitions. [2018-04-13 15:08:36,990 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 50 transitions. Word has length 14 [2018-04-13 15:08:36,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:36,990 INFO L459 AbstractCegarLoop]: Abstraction has 49 states and 50 transitions. [2018-04-13 15:08:36,990 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 15:08:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-04-13 15:08:36,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-13 15:08:36,991 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:36,991 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:36,991 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:36,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1920380316, 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 15:08:36,995 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:37,012 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-04-13 15:08:37,014 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,014 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,014 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,015 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,015 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,015 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-13 15:08:37,028 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,032 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,033 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:9 [2018-04-13 15:08:37,038 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (exists ((%2 (Array Int Int))) (! (and (= (store |c_#valid| %1 1) (store %0 %1 1)) (= (store %2 %1 4) (store |c_#length| %1 4))) :qid itp)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:08:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:37,103 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 15:08:37,127 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:08:37,128 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:08:37,128 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:37,128 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 15:08:37,128 INFO L182 omatonBuilderFactory]: Interpolants [176#true, 177#false, 186#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (exists ((%2 (Array Int Int))) (! (and (= (store |#valid| %1 1) (store %0 %1 1)) (= (store %2 %1 4) (store |#length| %1 4))) :qid itp)) :qid itp)) :qid itp)), 187#(and (= 0 |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.offset|) (= 4 (select |#length| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.base|)) (= 1 (select |#valid| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.base|))), 188#(and (<= 0 |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.offset|) (= 4 (select |#length| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.base|)) (<= (+ |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.offset| 4) (select |#length| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.base|))), 189#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|))] [2018-04-13 15:08:37,128 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 15:08:37,129 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:08:37,129 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:08:37,129 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=13, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:08:37,129 INFO L87 Difference]: Start difference. First operand 49 states and 50 transitions. Second operand 6 states. [2018-04-13 15:08:37,165 WARN L1011 $PredicateComparison]: unable to prove that (and (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (exists ((%2 (Array Int Int))) (! (and (= (store |c_#valid| %1 1) (store %0 %1 1)) (= (store %2 %1 4) (store |c_#length| %1 4))) :qid itp)) :qid itp)) :qid itp)) (= |c_~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |c_old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |c_#valid| |c_old(#valid)|) (= |c_#NULL.base| |c_old(#NULL.base)|) (= |c_#memory_int| |c_old(#memory_int)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_old(#length)| |c_#length|) (= |c_~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |c_old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)) is different from false [2018-04-13 15:08:37,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:37,254 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions. [2018-04-13 15:08:37,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:08:37,255 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-04-13 15:08:37,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:37,255 INFO L225 Difference]: With dead ends: 50 [2018-04-13 15:08:37,255 INFO L226 Difference]: Without dead ends: 50 [2018-04-13 15:08:37,256 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=14, Unknown=2, NotChecked=14, Total=42 [2018-04-13 15:08:37,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-13 15:08:37,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2018-04-13 15:08:37,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-04-13 15:08:37,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 48 transitions. [2018-04-13 15:08:37,261 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 48 transitions. Word has length 14 [2018-04-13 15:08:37,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:37,262 INFO L459 AbstractCegarLoop]: Abstraction has 47 states and 48 transitions. [2018-04-13 15:08:37,262 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:08:37,262 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-04-13 15:08:37,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-13 15:08:37,262 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:37,262 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:37,262 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:37,262 INFO L82 PathProgramCache]: Analyzing trace with hash 597752329, 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 15:08:37,268 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:37,280 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:08:37,327 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,328 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,328 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,328 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-13 15:08:37,424 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-13 15:08:37,426 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 15:08:37,428 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 17 [2018-04-13 15:08:37,464 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,473 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:97, output treesize:8 [2018-04-13 15:08:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:37,535 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 15:08:37,563 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:08:37,563 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:08:37,563 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:37,563 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 15:08:37,563 INFO L182 omatonBuilderFactory]: Interpolants [289#true, 290#false, 299#(= 1 (select |#valid| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|)), 300#(or (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.base|) (= (select |#valid| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 1)), 301#(or (and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.base|) (not (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_#t~malloc0.base|))) (= (select |#valid| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 1)), 302#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|))] [2018-04-13 15:08:37,564 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 15:08:37,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:08:37,564 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:08:37,564 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-04-13 15:08:37,564 INFO L87 Difference]: Start difference. First operand 47 states and 48 transitions. Second operand 6 states. [2018-04-13 15:08:37,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:37,696 INFO L93 Difference]: Finished difference Result 57 states and 60 transitions. [2018-04-13 15:08:37,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:08:37,696 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2018-04-13 15:08:37,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:37,697 INFO L225 Difference]: With dead ends: 57 [2018-04-13 15:08:37,697 INFO L226 Difference]: Without dead ends: 57 [2018-04-13 15:08:37,698 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-04-13 15:08:37,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-04-13 15:08:37,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 51. [2018-04-13 15:08:37,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-13 15:08:37,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 52 transitions. [2018-04-13 15:08:37,702 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 52 transitions. Word has length 15 [2018-04-13 15:08:37,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:37,702 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 52 transitions. [2018-04-13 15:08:37,702 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:08:37,702 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-04-13 15:08:37,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-13 15:08:37,703 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:37,703 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:37,703 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:37,703 INFO L82 PathProgramCache]: Analyzing trace with hash 597752331, 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 15:08:37,709 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:37,735 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 15:08:37,747 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,747 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,747 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,747 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,880 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 45 DAG size of output 40 [2018-04-13 15:08:37,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-13 15:08:37,884 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2018-04-13 15:08:37,887 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 33 [2018-04-13 15:08:37,892 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 29 [2018-04-13 15:08:37,932 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-13 15:08:37,944 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,949 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 15:08:37,949 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:157, output treesize:12 [2018-04-13 15:08:37,953 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,953 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,029 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 15:08:38,055 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:08:38,056 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:08:38,056 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:38,056 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 15:08:38,056 INFO L182 omatonBuilderFactory]: Interpolants [423#(and (= 4 (select |#length| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|)) (= 0 |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset|)), 424#(or (and (= (select |#length| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 10) (or (and (<= (+ |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| 4) (select |#length| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|)) (<= 0 |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset|)) (< (select |#length| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 4))) (and (= (select |#length| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 4) (or (and (<= (+ |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| 4) (select |#length| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|)) (<= 0 |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset|)) (< (select |#length| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 4)))), 425#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)), 426#(= |old(#length)| |#length|), 427#(and (= |#length| (store |old(#length)| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| 4)) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| 0)), 413#true, 414#false] [2018-04-13 15:08:38,056 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 15:08:38,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 15:08:38,057 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 15:08:38,057 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-13 15:08:38,057 INFO L87 Difference]: Start difference. First operand 51 states and 52 transitions. Second operand 7 states. [2018-04-13 15:08:38,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:38,198 INFO L93 Difference]: Finished difference Result 56 states and 59 transitions. [2018-04-13 15:08:38,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-13 15:08:38,198 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2018-04-13 15:08:38,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:38,198 INFO L225 Difference]: With dead ends: 56 [2018-04-13 15:08:38,199 INFO L226 Difference]: Without dead ends: 56 [2018-04-13 15:08:38,199 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-04-13 15:08:38,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-04-13 15:08:38,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 50. [2018-04-13 15:08:38,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-13 15:08:38,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 51 transitions. [2018-04-13 15:08:38,201 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 51 transitions. Word has length 15 [2018-04-13 15:08:38,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:38,201 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 51 transitions. [2018-04-13 15:08:38,201 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 15:08:38,201 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-04-13 15:08:38,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-13 15:08:38,202 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:38,202 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:38,203 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:38,203 INFO L82 PathProgramCache]: Analyzing trace with hash -450250314, 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 15:08:38,205 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,270 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 15:08:38,286 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:08:38,287 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 15:08:38,287 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:08:38,287 INFO L182 omatonBuilderFactory]: Interpolants [564#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)), 565#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 571#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 540#true, 572#(= 0 |#Ultimate.C_memcpy_#t~loopctr5|), 541#false, 573#(<= |#Ultimate.C_memcpy_size| 0)] [2018-04-13 15:08:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:08:38,288 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 15:08:38,288 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 15:08:38,288 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-13 15:08:38,288 INFO L87 Difference]: Start difference. First operand 50 states and 51 transitions. Second operand 7 states. [2018-04-13 15:08:38,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:38,405 INFO L93 Difference]: Finished difference Result 56 states and 57 transitions. [2018-04-13 15:08:38,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:08:38,406 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-04-13 15:08:38,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:38,406 INFO L225 Difference]: With dead ends: 56 [2018-04-13 15:08:38,406 INFO L226 Difference]: Without dead ends: 52 [2018-04-13 15:08:38,407 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-04-13 15:08:38,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-13 15:08:38,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-04-13 15:08:38,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-13 15:08:38,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 53 transitions. [2018-04-13 15:08:38,410 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 53 transitions. Word has length 27 [2018-04-13 15:08:38,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:38,410 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 53 transitions. [2018-04-13 15:08:38,410 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 15:08:38,410 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-04-13 15:08:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-13 15:08:38,411 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:38,411 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:38,411 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:38,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1069825815, 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 15:08:38,420 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:08:38,509 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:38,509 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-04-13 15:08:38,509 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:38,509 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 15:08:38,510 INFO L182 omatonBuilderFactory]: Interpolants [689#true, 690#false, 722#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 723#(= |#Ultimate.C_memcpy_#t~loopctr5| 0), 724#(= 1 |#Ultimate.C_memcpy_#t~loopctr5|), 725#(not (= 4 |#Ultimate.C_memcpy_size|)), 714#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)), 715#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:08:38,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:08:38,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 15:08:38,510 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 15:08:38,510 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-13 15:08:38,510 INFO L87 Difference]: Start difference. First operand 52 states and 53 transitions. Second operand 8 states. [2018-04-13 15:08:38,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:38,596 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2018-04-13 15:08:38,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 15:08:38,596 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2018-04-13 15:08:38,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:38,597 INFO L225 Difference]: With dead ends: 58 [2018-04-13 15:08:38,597 INFO L226 Difference]: Without dead ends: 54 [2018-04-13 15:08:38,597 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-04-13 15:08:38,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-04-13 15:08:38,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-04-13 15:08:38,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-13 15:08:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 55 transitions. [2018-04-13 15:08:38,601 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 55 transitions. Word has length 28 [2018-04-13 15:08:38,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:38,601 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 55 transitions. [2018-04-13 15:08:38,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 15:08:38,601 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-04-13 15:08:38,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-13 15:08:38,602 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:38,602 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:08:38,602 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:38,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1198170134, 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 15:08:38,605 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:38,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:08:38,711 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:38,712 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-13 15:08:38,712 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:38,712 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 15:08:38,712 INFO L182 omatonBuilderFactory]: Interpolants [880#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 881#(= 0 |#Ultimate.C_memcpy_#t~loopctr5|), 882#(<= |#Ultimate.C_memcpy_#t~loopctr5| 1), 883#(<= |#Ultimate.C_memcpy_#t~loopctr5| 2), 884#(not (= 4 |#Ultimate.C_memcpy_size|)), 871#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)), 872#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 845#true, 846#false] [2018-04-13 15:08:38,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:08:38,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-13 15:08:38,713 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-13 15:08:38,713 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-13 15:08:38,713 INFO L87 Difference]: Start difference. First operand 54 states and 55 transitions. Second operand 9 states. [2018-04-13 15:08:38,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:38,835 INFO L93 Difference]: Finished difference Result 60 states and 61 transitions. [2018-04-13 15:08:38,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 15:08:38,835 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 29 [2018-04-13 15:08:38,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:38,836 INFO L225 Difference]: With dead ends: 60 [2018-04-13 15:08:38,836 INFO L226 Difference]: Without dead ends: 56 [2018-04-13 15:08:38,836 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-13 15:08:38,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-04-13 15:08:38,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-04-13 15:08:38,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-13 15:08:38,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 57 transitions. [2018-04-13 15:08:38,839 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 57 transitions. Word has length 29 [2018-04-13 15:08:38,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:38,839 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 57 transitions. [2018-04-13 15:08:38,839 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-13 15:08:38,839 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-04-13 15:08:38,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-13 15:08:38,840 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:38,840 INFO L355 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 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 15:08:38,840 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:38,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1508399479, 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 15:08:38,843 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:38,928 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:08:38,944 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 15:08:38,944 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-13 15:08:38,945 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:38,945 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 15:08:38,945 INFO L182 omatonBuilderFactory]: Interpolants [1008#true, 1009#false, 1045#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1046#(= 0 |#Ultimate.C_memcpy_#t~loopctr5|), 1047#(= 1 |#Ultimate.C_memcpy_#t~loopctr5|), 1048#(<= |#Ultimate.C_memcpy_#t~loopctr5| 2), 1049#(<= |#Ultimate.C_memcpy_#t~loopctr5| 3), 1050#(not (= 4 |#Ultimate.C_memcpy_size|)), 1035#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)), 1036#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 15:08:38,945 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:08:38,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-13 15:08:38,945 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-13 15:08:38,945 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-04-13 15:08:38,946 INFO L87 Difference]: Start difference. First operand 56 states and 57 transitions. Second operand 10 states. [2018-04-13 15:08:39,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:39,057 INFO L93 Difference]: Finished difference Result 62 states and 63 transitions. [2018-04-13 15:08:39,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 15:08:39,057 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 30 [2018-04-13 15:08:39,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:39,058 INFO L225 Difference]: With dead ends: 62 [2018-04-13 15:08:39,058 INFO L226 Difference]: Without dead ends: 58 [2018-04-13 15:08:39,059 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-04-13 15:08:39,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-04-13 15:08:39,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2018-04-13 15:08:39,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-04-13 15:08:39,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 59 transitions. [2018-04-13 15:08:39,062 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 59 transitions. Word has length 30 [2018-04-13 15:08:39,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:39,062 INFO L459 AbstractCegarLoop]: Abstraction has 58 states and 59 transitions. [2018-04-13 15:08:39,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-13 15:08:39,062 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-04-13 15:08:39,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-13 15:08:39,063 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:39,063 INFO L355 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 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 15:08:39,063 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:39,063 INFO L82 PathProgramCache]: Analyzing trace with hash 487288438, 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 15:08:39,066 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,120 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 15:08:39,135 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:08:39,135 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:08:39,135 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:39,135 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 15:08:39,135 INFO L182 omatonBuilderFactory]: Interpolants [1218#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1206#(= 1 (select |#valid| |main_~#p~1.base|)), 1207#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)), 1208#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1178#true, 1179#false] [2018-04-13 15:08:39,135 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 15:08:39,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:08:39,136 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:08:39,136 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-13 15:08:39,136 INFO L87 Difference]: Start difference. First operand 58 states and 59 transitions. Second operand 6 states. [2018-04-13 15:08:39,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:39,190 INFO L93 Difference]: Finished difference Result 56 states and 57 transitions. [2018-04-13 15:08:39,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 15:08:39,190 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-04-13 15:08:39,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:39,191 INFO L225 Difference]: With dead ends: 56 [2018-04-13 15:08:39,191 INFO L226 Difference]: Without dead ends: 56 [2018-04-13 15:08:39,191 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-13 15:08:39,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-04-13 15:08:39,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-04-13 15:08:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-13 15:08:39,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 57 transitions. [2018-04-13 15:08:39,193 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 57 transitions. Word has length 31 [2018-04-13 15:08:39,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:39,194 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 57 transitions. [2018-04-13 15:08:39,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:08:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-04-13 15:08:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-13 15:08:39,194 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:39,194 INFO L355 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 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 15:08:39,194 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:39,195 INFO L82 PathProgramCache]: Analyzing trace with hash 487288439, now seen corresponding path program 1 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 15:08:39,197 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 15:08:39,310 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:08:39,310 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-13 15:08:39,310 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:39,310 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 15:08:39,310 INFO L182 omatonBuilderFactory]: Interpolants [1344#(not (= 0 (select |#valid| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|))), 1376#(or (= (select (store |#valid| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.base| 0) |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 1) (= (select |old(#valid)| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 0)), 1377#(or (= (select |old(#valid)| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 0) (= (select |#valid| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|) 1)), 1378#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1363#(= 1 (select |#valid| |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base|)), 1379#(= 1 (select |#valid| |#Ultimate.C_memcpy_dest.base|)), 1364#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|)), 1365#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1334#true, 1366#(= 0 (select |old(#valid)| |__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__foo_~#p~0.base|)), 1335#false] [2018-04-13 15:08:39,310 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 15:08:39,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 15:08:39,311 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 15:08:39,311 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-04-13 15:08:39,311 INFO L87 Difference]: Start difference. First operand 56 states and 57 transitions. Second operand 11 states. [2018-04-13 15:08:39,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:39,467 INFO L93 Difference]: Finished difference Result 55 states and 56 transitions. [2018-04-13 15:08:39,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-13 15:08:39,468 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2018-04-13 15:08:39,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:39,468 INFO L225 Difference]: With dead ends: 55 [2018-04-13 15:08:39,468 INFO L226 Difference]: Without dead ends: 55 [2018-04-13 15:08:39,468 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2018-04-13 15:08:39,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-13 15:08:39,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-04-13 15:08:39,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-13 15:08:39,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 56 transitions. [2018-04-13 15:08:39,470 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 56 transitions. Word has length 31 [2018-04-13 15:08:39,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:39,471 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 56 transitions. [2018-04-13 15:08:39,471 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 15:08:39,471 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-04-13 15:08:39,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-13 15:08:39,471 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:39,471 INFO L355 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 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 15:08:39,471 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:39,471 INFO L82 PathProgramCache]: Analyzing trace with hash 487288440, now seen corresponding path program 1 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 15:08:39,473 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,523 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 15:08:39,540 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:08:39,540 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:08:39,541 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:08:39,541 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 15:08:39,541 INFO L182 omatonBuilderFactory]: Interpolants [1536#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1506#true, 1507#false, 1546#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1534#(and (= 4 (select |#length| |main_~#p~1.base|)) (<= 0 |main_~#p~1.offset|) (<= (+ |main_~#p~1.offset| 4) (select |#length| |main_~#p~1.base|))), 1535#(and (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base| |old(~#__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__a~0.base)|))] [2018-04-13 15:08:39,541 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 15:08:39,541 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:08:39,542 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:08:39,542 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-13 15:08:39,542 INFO L87 Difference]: Start difference. First operand 55 states and 56 transitions. Second operand 6 states. [2018-04-13 15:08:39,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:08:39,613 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2018-04-13 15:08:39,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 15:08:39,614 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-04-13 15:08:39,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:08:39,614 INFO L225 Difference]: With dead ends: 53 [2018-04-13 15:08:39,614 INFO L226 Difference]: Without dead ends: 53 [2018-04-13 15:08:39,614 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-13 15:08:39,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-04-13 15:08:39,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2018-04-13 15:08:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-04-13 15:08:39,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 54 transitions. [2018-04-13 15:08:39,617 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 54 transitions. Word has length 31 [2018-04-13 15:08:39,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:08:39,617 INFO L459 AbstractCegarLoop]: Abstraction has 53 states and 54 transitions. [2018-04-13 15:08:39,617 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:08:39,617 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-04-13 15:08:39,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-13 15:08:39,618 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:08:39,618 INFO L355 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 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 15:08:39,618 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr0RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr3RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr2RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr1RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr4RequiresViolation, __U_MULTI_ftest_memleak_nexttime_true_valid_memsafety_true_termination_i__fooErr5RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-13 15:08:39,618 INFO L82 PathProgramCache]: Analyzing trace with hash 487288441, now seen corresponding path program 1 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 15:08:39,622 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:08:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,638 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:08:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:39,751 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:39,751 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:39,751 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:39,751 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:41,796 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:41,797 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:41,797 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:41,797 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:08:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:08:41,834 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 393 column 204: can't skolemize at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:351) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:351) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-13 15:08:41,837 INFO L168 Benchmark]: Toolchain (without parser) took 5920.34 ms. Allocated memory was 400.6 MB in the beginning and 690.0 MB in the end (delta: 289.4 MB). Free memory was 335.5 MB in the beginning and 551.5 MB in the end (delta: -215.9 MB). Peak memory consumption was 73.5 MB. Max. memory is 5.3 GB. [2018-04-13 15:08:41,838 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 400.6 MB. Free memory is still 362.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 15:08:41,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.74 ms. Allocated memory is still 400.6 MB. Free memory was 335.5 MB in the beginning and 301.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 5.3 GB. [2018-04-13 15:08:41,838 INFO L168 Benchmark]: Boogie Preprocessor took 39.75 ms. Allocated memory is still 400.6 MB. Free memory was 301.2 MB in the beginning and 298.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 15:08:41,838 INFO L168 Benchmark]: RCFGBuilder took 394.92 ms. Allocated memory was 400.6 MB in the beginning and 610.8 MB in the end (delta: 210.2 MB). Free memory was 298.5 MB in the beginning and 533.1 MB in the end (delta: -234.6 MB). Peak memory consumption was 22.1 MB. Max. memory is 5.3 GB. [2018-04-13 15:08:41,839 INFO L168 Benchmark]: TraceAbstraction took 5248.57 ms. Allocated memory was 610.8 MB in the beginning and 690.0 MB in the end (delta: 79.2 MB). Free memory was 533.1 MB in the beginning and 551.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 60.8 MB. Max. memory is 5.3 GB. [2018-04-13 15:08:41,840 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 400.6 MB. Free memory is still 362.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 234.74 ms. Allocated memory is still 400.6 MB. Free memory was 335.5 MB in the beginning and 301.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 39.75 ms. Allocated memory is still 400.6 MB. Free memory was 301.2 MB in the beginning and 298.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 394.92 ms. Allocated memory was 400.6 MB in the beginning and 610.8 MB in the end (delta: 210.2 MB). Free memory was 298.5 MB in the beginning and 533.1 MB in the end (delta: -234.6 MB). Peak memory consumption was 22.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 5248.57 ms. Allocated memory was 610.8 MB in the beginning and 690.0 MB in the end (delta: 79.2 MB). Free memory was 533.1 MB in the beginning and 551.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 60.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 393 column 204: can't skolemize de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 393 column 204: can't skolemize: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-memleak_nexttime_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_15-08-41-846.csv Received shutdown request...