java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf -i ../../../trunk/examples/svcomp/array-memsafety/array02-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 20:16:56,405 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 20:16:56,406 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 20:16:56,419 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 20:16:56,419 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 20:16:56,420 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 20:16:56,420 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 20:16:56,422 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 20:16:56,423 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 20:16:56,424 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 20:16:56,425 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 20:16:56,425 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 20:16:56,426 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 20:16:56,426 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 20:16:56,427 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 20:16:56,429 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 20:16:56,430 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 20:16:56,431 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 20:16:56,432 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 20:16:56,433 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 20:16:56,435 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-11 20:16:56,439 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 20:16:56,439 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 20:16:56,439 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-11 20:16:56,461 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 20:16:56,461 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 20:16:56,462 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 20:16:56,463 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 20:16:56,463 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 20:16:56,463 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 20:16:56,463 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 20:16:56,463 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 20:16:56,463 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 20:16:56,464 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 20:16:56,464 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 20:16:56,464 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 20:16:56,464 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 20:16:56,464 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 20:16:56,464 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 20:16:56,464 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 20:16:56,465 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 20:16:56,465 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 20:16:56,465 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 20:16:56,465 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 20:16:56,465 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 20:16:56,465 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 20:16:56,465 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 20:16:56,466 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 20:16:56,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 20:16:56,501 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 20:16:56,503 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 20:16:56,504 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 20:16:56,504 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 20:16:56,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,826 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGdadcb1155 [2018-04-11 20:16:56,947 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 20:16:56,948 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 20:16:56,948 INFO L168 CDTParser]: Scanning array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,955 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 20:16:56,955 INFO L215 ultiparseSymbolTable]: [2018-04-11 20:16:56,955 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 20:16:56,956 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,956 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,956 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,956 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun ('test_fun') in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,956 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 20:16:56,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int16_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____daddr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____clock_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uint8_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____key_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____blkcnt_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____sigset_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____clockid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____loff_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fsid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__clockid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_int in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__quad_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ushort in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fd_mask in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__suseconds_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_quad_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_long in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____useconds_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__wchar_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____gid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____int64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__daddr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__loff_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____quad_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fd_mask in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int8_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____pid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__int64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uint16_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__register_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__timer_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__sigset_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,959 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____nlink_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int32_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uint64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ldiv_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsword_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_quad_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ssize_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,960 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__int32_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ino_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____off_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____ino64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__uint in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,961 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__nlink_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_key_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__id_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__dev_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__mode_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____int32_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__caddr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____suseconds_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__time_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__key_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__uid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,962 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fd_set in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_short in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____rlim_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____dev_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____blksize_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____qaddr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____id_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____ssize_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____off64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_char in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____time_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__int8_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____rlim64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____timer_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ulong in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____pthread_list_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_char in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__off_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_short in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____int8_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__blkcnt_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__gid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____caddr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__clock_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____mode_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__blksize_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__lldiv_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____intptr_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____socklen_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__int16_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsid_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_once_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__size_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____ino_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__div_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____int16_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_long in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uint32_t in array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:56,982 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGdadcb1155 [2018-04-11 20:16:56,986 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 20:16:56,987 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 20:16:56,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 20:16:56,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 20:16:56,993 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 20:16:56,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 08:16:56" (1/1) ... [2018-04-11 20:16:56,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70328cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:56, skipping insertion in model container [2018-04-11 20:16:56,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 08:16:56" (1/1) ... [2018-04-11 20:16:57,007 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 20:16:57,024 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 20:16:57,146 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 20:16:57,180 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 20:16:57,184 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-11 20:16:57,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57 WrapperNode [2018-04-11 20:16:57,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 20:16:57,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 20:16:57,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 20:16:57,214 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 20:16:57,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57" (1/1) ... [2018-04-11 20:16:57,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57" (1/1) ... [2018-04-11 20:16:57,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57" (1/1) ... [2018-04-11 20:16:57,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57" (1/1) ... [2018-04-11 20:16:57,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57" (1/1) ... [2018-04-11 20:16:57,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57" (1/1) ... [2018-04-11 20:16:57,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57" (1/1) ... [2018-04-11 20:16:57,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 20:16:57,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 20:16:57,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 20:16:57,253 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 20:16:57,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57" (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 [2018-04-11 20:16:57,366 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 20:16:57,366 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 20:16:57,366 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 20:16:57,366 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 20:16:57,366 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun [2018-04-11 20:16:57,366 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 20:16:57,366 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 20:16:57,367 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 20:16:57,367 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 20:16:57,367 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 20:16:57,367 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 20:16:57,367 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 20:16:57,367 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 20:16:57,367 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 20:16:57,367 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 20:16:57,367 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 20:16:57,368 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 20:16:57,368 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 20:16:57,368 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 20:16:57,368 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 20:16:57,368 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 20:16:57,368 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 20:16:57,368 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 20:16:57,368 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 20:16:57,368 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 20:16:57,369 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 20:16:57,369 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 20:16:57,369 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 20:16:57,369 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 20:16:57,369 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 20:16:57,369 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 20:16:57,369 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 20:16:57,369 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 20:16:57,370 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 20:16:57,370 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 20:16:57,370 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 20:16:57,370 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 20:16:57,370 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 20:16:57,370 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 20:16:57,370 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 20:16:57,370 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 20:16:57,370 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 20:16:57,371 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 20:16:57,371 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 20:16:57,371 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 20:16:57,371 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 20:16:57,372 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 20:16:57,372 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 20:16:57,372 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 20:16:57,372 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 20:16:57,372 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 20:16:57,372 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 20:16:57,372 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 20:16:57,372 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 20:16:57,372 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 20:16:57,373 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 20:16:57,374 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 20:16:57,375 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 20:16:57,375 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 20:16:57,375 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 20:16:57,375 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 20:16:57,375 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 20:16:57,375 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 20:16:57,375 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 20:16:57,375 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 20:16:57,375 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 20:16:57,376 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 20:16:57,376 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 20:16:57,376 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 20:16:57,376 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 20:16:57,376 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 20:16:57,376 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 20:16:57,376 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 20:16:57,376 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 20:16:57,376 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 20:16:57,377 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 20:16:57,378 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 20:16:57,379 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 20:16:57,379 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 20:16:57,379 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 20:16:57,379 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 20:16:57,379 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 20:16:57,685 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 20:16:57,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 08:16:57 BoogieIcfgContainer [2018-04-11 20:16:57,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 20:16:57,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 20:16:57,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 20:16:57,689 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 20:16:57,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 08:16:56" (1/3) ... [2018-04-11 20:16:57,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3daa35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 08:16:57, skipping insertion in model container [2018-04-11 20:16:57,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:16:57" (2/3) ... [2018-04-11 20:16:57,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3daa35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 08:16:57, skipping insertion in model container [2018-04-11 20:16:57,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 08:16:57" (3/3) ... [2018-04-11 20:16:57,692 INFO L107 eAbstractionObserver]: Analyzing ICFG array02-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:16:57,700 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 20:16:57,707 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2018-04-11 20:16:57,738 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 20:16:57,739 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 20:16:57,739 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 20:16:57,739 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 20:16:57,739 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 20:16:57,739 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 20:16:57,740 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 20:16:57,740 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 20:16:57,740 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 20:16:57,740 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 20:16:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states. [2018-04-11 20:16:57,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 20:16:57,759 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:16:57,760 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 20:16:57,760 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr7RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr11RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr9RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr8RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr10RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr6RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 20:16:57,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1186728209, now seen corresponding path program 1 times [2018-04-11 20:16:57,765 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 20:16:57,766 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 20:16:57,807 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:57,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 20:16:57,807 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:57,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:16:57,849 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 20:16:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:16:57,923 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:16:57,923 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 20:16:57,925 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 20:16:57,934 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 20:16:57,935 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 20:16:57,937 INFO L87 Difference]: Start difference. First operand 49 states. Second operand 6 states. [2018-04-11 20:16:58,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:16:58,032 INFO L93 Difference]: Finished difference Result 43 states and 46 transitions. [2018-04-11 20:16:58,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 20:16:58,033 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2018-04-11 20:16:58,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:16:58,040 INFO L225 Difference]: With dead ends: 43 [2018-04-11 20:16:58,041 INFO L226 Difference]: Without dead ends: 40 [2018-04-11 20:16:58,042 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-11 20:16:58,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-04-11 20:16:58,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-04-11 20:16:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-11 20:16:58,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2018-04-11 20:16:58,070 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 15 [2018-04-11 20:16:58,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:16:58,071 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2018-04-11 20:16:58,071 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 20:16:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2018-04-11 20:16:58,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 20:16:58,071 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:16:58,072 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 20:16:58,072 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr7RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr11RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr9RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr8RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr10RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr6RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 20:16:58,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1186728210, now seen corresponding path program 1 times [2018-04-11 20:16:58,072 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 20:16:58,072 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 20:16:58,073 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:58,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 20:16:58,073 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:16:58,089 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 20:16:58,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:16:58,169 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:16:58,169 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 20:16:58,170 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 20:16:58,170 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 20:16:58,170 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-11 20:16:58,170 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand 7 states. [2018-04-11 20:16:58,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:16:58,276 INFO L93 Difference]: Finished difference Result 59 states and 65 transitions. [2018-04-11 20:16:58,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 20:16:58,276 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2018-04-11 20:16:58,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:16:58,278 INFO L225 Difference]: With dead ends: 59 [2018-04-11 20:16:58,278 INFO L226 Difference]: Without dead ends: 59 [2018-04-11 20:16:58,279 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-04-11 20:16:58,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-04-11 20:16:58,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 56. [2018-04-11 20:16:58,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-11 20:16:58,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 62 transitions. [2018-04-11 20:16:58,282 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 62 transitions. Word has length 15 [2018-04-11 20:16:58,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:16:58,282 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 62 transitions. [2018-04-11 20:16:58,282 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 20:16:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2018-04-11 20:16:58,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-11 20:16:58,283 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:16:58,283 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 20:16:58,283 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr7RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr11RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr9RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr8RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr10RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr6RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 20:16:58,283 INFO L82 PathProgramCache]: Analyzing trace with hash 1933432939, now seen corresponding path program 1 times [2018-04-11 20:16:58,283 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 20:16:58,283 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 20:16:58,284 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:58,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 20:16:58,284 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:16:58,290 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 20:16:58,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:16:58,314 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:16:58,314 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 20:16:58,314 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 20:16:58,314 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 20:16:58,314 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 20:16:58,315 INFO L87 Difference]: Start difference. First operand 56 states and 62 transitions. Second operand 5 states. [2018-04-11 20:16:58,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:16:58,370 INFO L93 Difference]: Finished difference Result 59 states and 64 transitions. [2018-04-11 20:16:58,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 20:16:58,370 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-11 20:16:58,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:16:58,371 INFO L225 Difference]: With dead ends: 59 [2018-04-11 20:16:58,371 INFO L226 Difference]: Without dead ends: 57 [2018-04-11 20:16:58,371 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 20:16:58,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-04-11 20:16:58,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2018-04-11 20:16:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-11 20:16:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 61 transitions. [2018-04-11 20:16:58,375 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 61 transitions. Word has length 18 [2018-04-11 20:16:58,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:16:58,375 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 61 transitions. [2018-04-11 20:16:58,375 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 20:16:58,375 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 61 transitions. [2018-04-11 20:16:58,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-11 20:16:58,376 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:16:58,376 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 20:16:58,376 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr7RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr11RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr9RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr8RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr10RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr6RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 20:16:58,376 INFO L82 PathProgramCache]: Analyzing trace with hash 598278751, now seen corresponding path program 1 times [2018-04-11 20:16:58,376 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 20:16:58,376 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 20:16:58,377 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:58,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 20:16:58,377 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:16:58,389 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 20:16:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:16:58,480 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 20:16:58,480 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 20:16:58,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 20:16:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:16:58,533 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:16:58,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:16:58,600 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-11 20:16:58,601 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 12 [2018-04-11 20:16:58,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 20:16:58,601 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 20:16:58,601 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2018-04-11 20:16:58,601 INFO L87 Difference]: Start difference. First operand 56 states and 61 transitions. Second operand 12 states. [2018-04-11 20:16:58,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:16:58,774 INFO L93 Difference]: Finished difference Result 85 states and 91 transitions. [2018-04-11 20:16:58,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 20:16:58,774 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 24 [2018-04-11 20:16:58,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:16:58,775 INFO L225 Difference]: With dead ends: 85 [2018-04-11 20:16:58,776 INFO L226 Difference]: Without dead ends: 85 [2018-04-11 20:16:58,776 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2018-04-11 20:16:58,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-04-11 20:16:58,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 81. [2018-04-11 20:16:58,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-04-11 20:16:58,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 88 transitions. [2018-04-11 20:16:58,782 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 88 transitions. Word has length 24 [2018-04-11 20:16:58,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:16:58,782 INFO L459 AbstractCegarLoop]: Abstraction has 81 states and 88 transitions. [2018-04-11 20:16:58,782 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 20:16:58,782 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2018-04-11 20:16:58,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-11 20:16:58,783 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:16:58,783 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 20:16:58,783 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr7RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr11RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr9RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr8RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr10RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr6RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 20:16:58,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1395865955, now seen corresponding path program 1 times [2018-04-11 20:16:58,783 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 20:16:58,783 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 20:16:58,784 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:58,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 20:16:58,784 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:16:58,796 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 20:16:58,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:16:58,885 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 20:16:58,885 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 20:16:58,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 20:16:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:16:58,903 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:16:58,919 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 8 treesize of output 7 [2018-04-11 20:16:58,920 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:16:58,923 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:16:58,923 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-11 20:16:59,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:16:59,049 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 20:16:59,050 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2018-04-11 20:16:59,050 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 20:16:59,050 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 20:16:59,051 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2018-04-11 20:16:59,051 INFO L87 Difference]: Start difference. First operand 81 states and 88 transitions. Second operand 13 states. [2018-04-11 20:16:59,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:16:59,211 INFO L93 Difference]: Finished difference Result 76 states and 83 transitions. [2018-04-11 20:16:59,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 20:16:59,212 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 24 [2018-04-11 20:16:59,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:16:59,213 INFO L225 Difference]: With dead ends: 76 [2018-04-11 20:16:59,213 INFO L226 Difference]: Without dead ends: 76 [2018-04-11 20:16:59,213 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-04-11 20:16:59,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-04-11 20:16:59,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 61. [2018-04-11 20:16:59,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-11 20:16:59,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 66 transitions. [2018-04-11 20:16:59,219 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 66 transitions. Word has length 24 [2018-04-11 20:16:59,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:16:59,220 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 66 transitions. [2018-04-11 20:16:59,220 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 20:16:59,220 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2018-04-11 20:16:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-11 20:16:59,220 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:16:59,220 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] [2018-04-11 20:16:59,220 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr7RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr11RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr9RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr8RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr10RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr6RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 20:16:59,221 INFO L82 PathProgramCache]: Analyzing trace with hash -802865154, now seen corresponding path program 1 times [2018-04-11 20:16:59,221 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 20:16:59,221 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 20:16:59,221 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:59,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 20:16:59,222 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 20:16:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:16:59,245 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 20:16:59,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 20:16:59,281 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:16:59,281 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 20:16:59,282 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 20:16:59,282 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 20:16:59,282 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 20:16:59,282 INFO L87 Difference]: Start difference. First operand 61 states and 66 transitions. Second operand 4 states. [2018-04-11 20:16:59,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:16:59,332 INFO L93 Difference]: Finished difference Result 60 states and 65 transitions. [2018-04-11 20:16:59,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 20:16:59,332 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2018-04-11 20:16:59,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:16:59,333 INFO L225 Difference]: With dead ends: 60 [2018-04-11 20:16:59,333 INFO L226 Difference]: Without dead ends: 0 [2018-04-11 20:16:59,333 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 20:16:59,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-11 20:16:59,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-11 20:16:59,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-11 20:16:59,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-11 20:16:59,333 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-04-11 20:16:59,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:16:59,333 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-11 20:16:59,333 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 20:16:59,333 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-11 20:16:59,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-11 20:16:59,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 08:16:59 BoogieIcfgContainer [2018-04-11 20:16:59,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 20:16:59,337 INFO L168 Benchmark]: Toolchain (without parser) took 2351.33 ms. Allocated memory was 406.8 MB in the beginning and 615.5 MB in the end (delta: 208.7 MB). Free memory was 338.4 MB in the beginning and 568.1 MB in the end (delta: -229.7 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 20:16:59,338 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 406.8 MB. Free memory is still 366.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 20:16:59,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.72 ms. Allocated memory is still 406.8 MB. Free memory was 337.1 MB in the beginning and 313.2 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. [2018-04-11 20:16:59,338 INFO L168 Benchmark]: Boogie Preprocessor took 39.30 ms. Allocated memory is still 406.8 MB. Free memory was 313.2 MB in the beginning and 310.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 20:16:59,339 INFO L168 Benchmark]: RCFGBuilder took 432.70 ms. Allocated memory was 406.8 MB in the beginning and 585.1 MB in the end (delta: 178.3 MB). Free memory was 310.5 MB in the beginning and 521.1 MB in the end (delta: -210.5 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. [2018-04-11 20:16:59,339 INFO L168 Benchmark]: TraceAbstraction took 1650.40 ms. Allocated memory was 585.1 MB in the beginning and 615.5 MB in the end (delta: 30.4 MB). Free memory was 521.1 MB in the beginning and 568.1 MB in the end (delta: -47.1 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 20:16:59,340 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 406.8 MB. Free memory is still 366.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 225.72 ms. Allocated memory is still 406.8 MB. Free memory was 337.1 MB in the beginning and 313.2 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 39.30 ms. Allocated memory is still 406.8 MB. Free memory was 313.2 MB in the beginning and 310.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 432.70 ms. Allocated memory was 406.8 MB in the beginning and 585.1 MB in the end (delta: 178.3 MB). Free memory was 310.5 MB in the beginning and 521.1 MB in the end (delta: -210.5 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1650.40 ms. Allocated memory was 585.1 MB in the beginning and 615.5 MB in the end (delta: 30.4 MB). Free memory was 521.1 MB in the beginning and 568.1 MB in the end (delta: -47.1 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 55 locations, 13 error locations. SAFE Result, 1.6s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 178 SDtfs, 389 SDslu, 535 SDs, 0 SdLazy, 465 SolverSat, 44 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 46 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 23 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 163 ConstructedInterpolants, 14 QuantifiedInterpolants, 22270 SizeOfPredicates, 9 NumberOfNonLiveVariables, 177 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 12/18 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/array02-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_20-16-59-345.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/array02-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_20-16-59-345.csv Received shutdown request...