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/memsafety-ext2/length_test03_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 22:11:46,061 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 22:11:46,063 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 22:11:46,076 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 22:11:46,077 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 22:11:46,077 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 22:11:46,078 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 22:11:46,080 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 22:11:46,082 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 22:11:46,082 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 22:11:46,083 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 22:11:46,083 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 22:11:46,084 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 22:11:46,085 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 22:11:46,086 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 22:11:46,087 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 22:11:46,089 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 22:11:46,090 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 22:11:46,091 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 22:11:46,092 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 22:11:46,094 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 22:11:46,094 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 22:11:46,094 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 22:11:46,095 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 22:11:46,096 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 22:11:46,097 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 22:11:46,097 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 22:11:46,098 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 22:11:46,099 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 22:11:46,099 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 22:11:46,099 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 22:11:46,100 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 22:11:46,124 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 22:11:46,124 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 22:11:46,125 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 22:11:46,125 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 22:11:46,125 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 22:11:46,126 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 22:11:46,126 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 22:11:46,126 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 22:11:46,126 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 22:11:46,126 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 22:11:46,126 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 22:11:46,126 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 22:11:46,127 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 22:11:46,127 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 22:11:46,127 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 22:11:46,127 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 22:11:46,127 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 22:11:46,127 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 22:11:46,128 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 22:11:46,128 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 22:11:46,128 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 22:11:46,128 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 22:11:46,128 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 22:11:46,128 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 22:11:46,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 22:11:46,169 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 22:11:46,173 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 22:11:46,175 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 22:11:46,175 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 22:11:46,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,469 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG452f4ab7e [2018-04-11 22:11:46,625 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 22:11:46,625 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 22:11:46,626 INFO L168 CDTParser]: Scanning length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,633 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 22:11:46,633 INFO L215 ultiparseSymbolTable]: [2018-04-11 22:11:46,633 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 22:11:46,633 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flength_test___true_valid_memsafety_i__append ('append') in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,634 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flength_test___true_valid_memsafety_i____bswap_64 ('__bswap_64') in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,634 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,634 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flength_test___true_valid_memsafety_i____bswap_32 ('__bswap_32') in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,634 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 22:11:46,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__nlink_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____fd_mask in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__wchar_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_attr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____sig_atomic_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_once_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__u_int8_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__dev_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_condattr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__id_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____u_int in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____clock_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__timer_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__clockid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__fsid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____int8_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_spinlock_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____nlink_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____sigset_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__suseconds_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____blkcnt64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____uint64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__gid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__ssize_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__fd_mask in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__u_short in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__uint in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__u_long in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____uid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____fsword_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____ino64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____uint16_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__int8_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__daddr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__clock_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____syscall_slong_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____loff_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____blkcnt_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__register_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__int64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____daddr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____fsfilcnt_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_barrierattr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__ldiv_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__u_quad_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__ushort in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_mutex_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____time_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__u_int64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____useconds_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____fsfilcnt64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__loff_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____key_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__ino_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____uint8_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____int64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____qaddr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__int16_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__blksize_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____u_char in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____blksize_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_key_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_rwlock_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__lldiv_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____dev_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____fsblkcnt_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__uid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____rlim64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____uint32_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__fsblkcnt_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__time_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__div_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____int32_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____id_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____syscall_ulong_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__ulong in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__mode_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__sigset_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____pthread_slist_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__u_int32_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____u_short in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__caddr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__key_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_rwlockattr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____caddr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__fd_set in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____off_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____quad_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____mode_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__fsfilcnt_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____fsid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____gid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__int32_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____pid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____ssize_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____socklen_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_mutexattr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____ino_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__off_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____timer_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____u_long in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_cond_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____int16_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__size_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____intptr_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__u_int16_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__blkcnt_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____rlim_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____clockid_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__u_char in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__u_int in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__quad_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____fsblkcnt64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____off64_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____suseconds_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i__pthread_barrier_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___true_valid_memsafety_i____u_quad_t in length_test03_true-valid-memsafety.i [2018-04-11 22:11:46,658 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG452f4ab7e [2018-04-11 22:11:46,662 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 22:11:46,663 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 22:11:46,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 22:11:46,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 22:11:46,667 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 22:11:46,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 10:11:46" (1/1) ... [2018-04-11 22:11:46,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754cee6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46, skipping insertion in model container [2018-04-11 22:11:46,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 10:11:46" (1/1) ... [2018-04-11 22:11:46,681 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 22:11:46,704 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 22:11:46,833 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 22:11:46,873 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 22:11:46,880 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 119 non ball SCCs. Number of states in SCCs 119. [2018-04-11 22:11:46,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46 WrapperNode [2018-04-11 22:11:46,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 22:11:46,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 22:11:46,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 22:11:46,922 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 22:11:46,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46" (1/1) ... [2018-04-11 22:11:46,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46" (1/1) ... [2018-04-11 22:11:46,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46" (1/1) ... [2018-04-11 22:11:46,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46" (1/1) ... [2018-04-11 22:11:46,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46" (1/1) ... [2018-04-11 22:11:46,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46" (1/1) ... [2018-04-11 22:11:46,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46" (1/1) ... [2018-04-11 22:11:46,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 22:11:46,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 22:11:46,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 22:11:46,959 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 22:11:46,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46" (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 22:11:47,072 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 22:11:47,072 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 22:11:47,073 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flength_test___true_valid_memsafety_i____bswap_32 [2018-04-11 22:11:47,073 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flength_test___true_valid_memsafety_i____bswap_64 [2018-04-11 22:11:47,073 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flength_test___true_valid_memsafety_i__append [2018-04-11 22:11:47,073 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 22:11:47,073 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 22:11:47,073 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 22:11:47,073 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 22:11:47,073 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 22:11:47,073 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 22:11:47,074 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flength_test___true_valid_memsafety_i____bswap_32 [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flength_test___true_valid_memsafety_i____bswap_64 [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 22:11:47,075 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 22:11:47,076 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 22:11:47,076 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 22:11:47,076 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 22:11:47,076 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 22:11:47,076 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 22:11:47,076 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 22:11:47,076 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 22:11:47,076 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 22:11:47,076 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 22:11:47,077 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 22:11:47,078 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 22:11:47,078 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 22:11:47,078 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 22:11:47,078 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 22:11:47,078 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 22:11:47,078 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 22:11:47,078 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 22:11:47,078 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 22:11:47,078 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 22:11:47,079 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 22:11:47,079 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 22:11:47,079 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 22:11:47,079 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 22:11:47,079 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 22:11:47,079 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 22:11:47,079 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 22:11:47,079 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-11 22:11:47,079 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 22:11:47,080 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 22:11:47,081 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 22:11:47,082 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 22:11:47,083 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 22:11:47,083 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 22:11:47,083 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 22:11:47,083 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 22:11:47,083 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 22:11:47,083 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-04-11 22:11:47,083 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 22:11:47,083 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flength_test___true_valid_memsafety_i__append [2018-04-11 22:11:47,084 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 22:11:47,084 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 22:11:47,084 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 22:11:47,084 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 22:11:47,084 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 22:11:47,084 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 22:11:47,084 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 22:11:47,084 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 22:11:47,084 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 22:11:47,085 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 22:11:47,507 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 22:11:47,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 10:11:47 BoogieIcfgContainer [2018-04-11 22:11:47,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 22:11:47,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 22:11:47,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 22:11:47,510 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 22:11:47,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 10:11:46" (1/3) ... [2018-04-11 22:11:47,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355c90a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 10:11:47, skipping insertion in model container [2018-04-11 22:11:47,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 10:11:46" (2/3) ... [2018-04-11 22:11:47,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355c90a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 10:11:47, skipping insertion in model container [2018-04-11 22:11:47,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 10:11:47" (3/3) ... [2018-04-11 22:11:47,512 INFO L107 eAbstractionObserver]: Analyzing ICFG length_test03_true-valid-memsafety.i [2018-04-11 22:11:47,518 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 22:11:47,527 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 55 error locations. [2018-04-11 22:11:47,550 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 22:11:47,551 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 22:11:47,551 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 22:11:47,551 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 22:11:47,551 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 22:11:47,551 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 22:11:47,551 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 22:11:47,551 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 22:11:47,551 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 22:11:47,552 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 22:11:47,562 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-04-11 22:11:47,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-11 22:11:47,569 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:47,569 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:47,569 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:47,572 INFO L82 PathProgramCache]: Analyzing trace with hash 785922242, now seen corresponding path program 1 times [2018-04-11 22:11:47,573 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:47,573 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:47,603 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:47,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:47,604 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:47,636 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:47,671 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 22:11:47,674 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:47,674 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 22:11:47,675 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 22:11:47,689 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 22:11:47,689 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 22:11:47,691 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 4 states. [2018-04-11 22:11:47,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:47,876 INFO L93 Difference]: Finished difference Result 175 states and 184 transitions. [2018-04-11 22:11:47,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 22:11:47,877 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-11 22:11:47,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:47,887 INFO L225 Difference]: With dead ends: 175 [2018-04-11 22:11:47,887 INFO L226 Difference]: Without dead ends: 172 [2018-04-11 22:11:47,889 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 22:11:47,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-04-11 22:11:47,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 134. [2018-04-11 22:11:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-04-11 22:11:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 140 transitions. [2018-04-11 22:11:47,923 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 140 transitions. Word has length 8 [2018-04-11 22:11:47,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:47,924 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 140 transitions. [2018-04-11 22:11:47,924 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 22:11:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 140 transitions. [2018-04-11 22:11:47,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-11 22:11:47,924 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:47,925 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:47,925 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:47,925 INFO L82 PathProgramCache]: Analyzing trace with hash 785922243, now seen corresponding path program 1 times [2018-04-11 22:11:47,925 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:47,925 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:47,926 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:47,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:47,926 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:47,942 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:47,977 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 22:11:47,978 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:47,978 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 22:11:47,979 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 22:11:47,980 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 22:11:47,980 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 22:11:47,980 INFO L87 Difference]: Start difference. First operand 134 states and 140 transitions. Second operand 4 states. [2018-04-11 22:11:48,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:48,121 INFO L93 Difference]: Finished difference Result 134 states and 141 transitions. [2018-04-11 22:11:48,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 22:11:48,122 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-11 22:11:48,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:48,122 INFO L225 Difference]: With dead ends: 134 [2018-04-11 22:11:48,122 INFO L226 Difference]: Without dead ends: 134 [2018-04-11 22:11:48,123 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 22:11:48,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-04-11 22:11:48,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 132. [2018-04-11 22:11:48,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-11 22:11:48,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 138 transitions. [2018-04-11 22:11:48,128 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 138 transitions. Word has length 8 [2018-04-11 22:11:48,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:48,128 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 138 transitions. [2018-04-11 22:11:48,128 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 22:11:48,128 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2018-04-11 22:11:48,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-11 22:11:48,129 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:48,129 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:48,129 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:48,129 INFO L82 PathProgramCache]: Analyzing trace with hash 580924999, now seen corresponding path program 1 times [2018-04-11 22:11:48,129 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:48,129 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:48,130 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:48,130 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:48,142 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:48,212 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 22:11:48,212 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:48,213 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 22:11:48,213 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 22:11:48,213 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 22:11:48,213 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 22:11:48,213 INFO L87 Difference]: Start difference. First operand 132 states and 138 transitions. Second operand 4 states. [2018-04-11 22:11:48,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:48,305 INFO L93 Difference]: Finished difference Result 132 states and 139 transitions. [2018-04-11 22:11:48,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 22:11:48,305 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-11 22:11:48,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:48,306 INFO L225 Difference]: With dead ends: 132 [2018-04-11 22:11:48,306 INFO L226 Difference]: Without dead ends: 132 [2018-04-11 22:11:48,306 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 22:11:48,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-04-11 22:11:48,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 130. [2018-04-11 22:11:48,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-04-11 22:11:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 136 transitions. [2018-04-11 22:11:48,312 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 136 transitions. Word has length 12 [2018-04-11 22:11:48,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:48,313 INFO L459 AbstractCegarLoop]: Abstraction has 130 states and 136 transitions. [2018-04-11 22:11:48,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 22:11:48,313 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 136 transitions. [2018-04-11 22:11:48,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-11 22:11:48,313 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:48,313 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:48,313 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:48,313 INFO L82 PathProgramCache]: Analyzing trace with hash 580924998, now seen corresponding path program 1 times [2018-04-11 22:11:48,313 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:48,313 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:48,314 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:48,314 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:48,321 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:48,339 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 22:11:48,339 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:48,339 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 22:11:48,339 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 22:11:48,339 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 22:11:48,339 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 22:11:48,339 INFO L87 Difference]: Start difference. First operand 130 states and 136 transitions. Second operand 4 states. [2018-04-11 22:11:48,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:48,424 INFO L93 Difference]: Finished difference Result 146 states and 154 transitions. [2018-04-11 22:11:48,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 22:11:48,424 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-11 22:11:48,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:48,425 INFO L225 Difference]: With dead ends: 146 [2018-04-11 22:11:48,425 INFO L226 Difference]: Without dead ends: 146 [2018-04-11 22:11:48,426 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 22:11:48,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-04-11 22:11:48,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 133. [2018-04-11 22:11:48,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-11 22:11:48,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 141 transitions. [2018-04-11 22:11:48,431 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 141 transitions. Word has length 12 [2018-04-11 22:11:48,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:48,431 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 141 transitions. [2018-04-11 22:11:48,431 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 22:11:48,431 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 141 transitions. [2018-04-11 22:11:48,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 22:11:48,431 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:48,431 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:48,431 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:48,432 INFO L82 PathProgramCache]: Analyzing trace with hash 606155154, now seen corresponding path program 1 times [2018-04-11 22:11:48,432 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:48,432 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:48,432 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:48,432 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:48,450 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:48,472 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 22:11:48,472 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:48,472 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 22:11:48,472 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 22:11:48,473 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 22:11:48,473 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 22:11:48,473 INFO L87 Difference]: Start difference. First operand 133 states and 141 transitions. Second operand 4 states. [2018-04-11 22:11:48,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:48,553 INFO L93 Difference]: Finished difference Result 128 states and 136 transitions. [2018-04-11 22:11:48,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 22:11:48,553 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-11 22:11:48,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:48,554 INFO L225 Difference]: With dead ends: 128 [2018-04-11 22:11:48,554 INFO L226 Difference]: Without dead ends: 128 [2018-04-11 22:11:48,554 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 22:11:48,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-04-11 22:11:48,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-04-11 22:11:48,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-04-11 22:11:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 136 transitions. [2018-04-11 22:11:48,559 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 136 transitions. Word has length 20 [2018-04-11 22:11:48,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:48,560 INFO L459 AbstractCegarLoop]: Abstraction has 128 states and 136 transitions. [2018-04-11 22:11:48,560 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 22:11:48,560 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 136 transitions. [2018-04-11 22:11:48,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 22:11:48,560 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:48,560 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:48,561 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:48,561 INFO L82 PathProgramCache]: Analyzing trace with hash 606155155, now seen corresponding path program 1 times [2018-04-11 22:11:48,561 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:48,561 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:48,562 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:48,562 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:48,576 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:48,606 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 22:11:48,606 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:48,606 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 22:11:48,606 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 22:11:48,606 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 22:11:48,607 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 22:11:48,607 INFO L87 Difference]: Start difference. First operand 128 states and 136 transitions. Second operand 4 states. [2018-04-11 22:11:48,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:48,657 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-04-11 22:11:48,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 22:11:48,657 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-11 22:11:48,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:48,658 INFO L225 Difference]: With dead ends: 123 [2018-04-11 22:11:48,658 INFO L226 Difference]: Without dead ends: 123 [2018-04-11 22:11:48,658 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 22:11:48,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2018-04-11 22:11:48,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2018-04-11 22:11:48,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-04-11 22:11:48,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 131 transitions. [2018-04-11 22:11:48,663 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 131 transitions. Word has length 20 [2018-04-11 22:11:48,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:48,663 INFO L459 AbstractCegarLoop]: Abstraction has 123 states and 131 transitions. [2018-04-11 22:11:48,663 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 22:11:48,663 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 131 transitions. [2018-04-11 22:11:48,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-11 22:11:48,663 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:48,663 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:48,663 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:48,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1610940695, now seen corresponding path program 1 times [2018-04-11 22:11:48,664 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:48,664 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:48,664 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:48,664 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:48,676 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:48,729 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 22:11:48,729 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:48,729 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 22:11:48,730 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 22:11:48,730 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 22:11:48,730 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-11 22:11:48,730 INFO L87 Difference]: Start difference. First operand 123 states and 131 transitions. Second operand 8 states. [2018-04-11 22:11:48,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:48,906 INFO L93 Difference]: Finished difference Result 230 states and 245 transitions. [2018-04-11 22:11:48,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 22:11:48,906 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-04-11 22:11:48,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:48,907 INFO L225 Difference]: With dead ends: 230 [2018-04-11 22:11:48,907 INFO L226 Difference]: Without dead ends: 230 [2018-04-11 22:11:48,908 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-04-11 22:11:48,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-04-11 22:11:48,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 144. [2018-04-11 22:11:48,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-11 22:11:48,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 164 transitions. [2018-04-11 22:11:48,911 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 164 transitions. Word has length 21 [2018-04-11 22:11:48,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:48,911 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 164 transitions. [2018-04-11 22:11:48,911 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 22:11:48,911 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 164 transitions. [2018-04-11 22:11:48,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-11 22:11:48,911 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:48,911 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:48,911 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:48,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1610940696, now seen corresponding path program 1 times [2018-04-11 22:11:48,912 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:48,912 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:48,912 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:48,912 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:48,920 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:48,990 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 22:11:48,991 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:48,991 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 22:11:48,991 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 22:11:48,991 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 22:11:48,991 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-11 22:11:48,991 INFO L87 Difference]: Start difference. First operand 144 states and 164 transitions. Second operand 8 states. [2018-04-11 22:11:49,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:49,172 INFO L93 Difference]: Finished difference Result 172 states and 194 transitions. [2018-04-11 22:11:49,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 22:11:49,172 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-04-11 22:11:49,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:49,173 INFO L225 Difference]: With dead ends: 172 [2018-04-11 22:11:49,173 INFO L226 Difference]: Without dead ends: 172 [2018-04-11 22:11:49,173 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-04-11 22:11:49,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-04-11 22:11:49,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 170. [2018-04-11 22:11:49,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-04-11 22:11:49,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 194 transitions. [2018-04-11 22:11:49,177 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 194 transitions. Word has length 21 [2018-04-11 22:11:49,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:49,178 INFO L459 AbstractCegarLoop]: Abstraction has 170 states and 194 transitions. [2018-04-11 22:11:49,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 22:11:49,178 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 194 transitions. [2018-04-11 22:11:49,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 22:11:49,178 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:49,178 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:49,178 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:49,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1221998067, now seen corresponding path program 1 times [2018-04-11 22:11:49,179 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:49,179 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:49,179 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:49,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:49,179 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:49,198 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:49,367 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 22:11:49,367 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:49,367 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 22:11:49,367 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 22:11:49,367 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 22:11:49,368 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-04-11 22:11:49,368 INFO L87 Difference]: Start difference. First operand 170 states and 194 transitions. Second operand 11 states. [2018-04-11 22:11:49,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:49,642 INFO L93 Difference]: Finished difference Result 172 states and 193 transitions. [2018-04-11 22:11:49,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 22:11:49,642 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 30 [2018-04-11 22:11:49,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:49,643 INFO L225 Difference]: With dead ends: 172 [2018-04-11 22:11:49,643 INFO L226 Difference]: Without dead ends: 172 [2018-04-11 22:11:49,643 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-04-11 22:11:49,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-04-11 22:11:49,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 170. [2018-04-11 22:11:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-04-11 22:11:49,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 193 transitions. [2018-04-11 22:11:49,645 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 193 transitions. Word has length 30 [2018-04-11 22:11:49,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:49,646 INFO L459 AbstractCegarLoop]: Abstraction has 170 states and 193 transitions. [2018-04-11 22:11:49,646 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 22:11:49,646 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 193 transitions. [2018-04-11 22:11:49,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-11 22:11:49,646 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:49,646 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:49,646 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:49,646 INFO L82 PathProgramCache]: Analyzing trace with hash 547197936, now seen corresponding path program 1 times [2018-04-11 22:11:49,647 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:49,647 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:49,647 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:49,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:49,647 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:49,658 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:50,001 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 22:11:50,001 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:50,001 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-04-11 22:11:50,001 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 22:11:50,002 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 22:11:50,002 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2018-04-11 22:11:50,002 INFO L87 Difference]: Start difference. First operand 170 states and 193 transitions. Second operand 14 states. [2018-04-11 22:11:50,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:50,487 INFO L93 Difference]: Finished difference Result 196 states and 218 transitions. [2018-04-11 22:11:50,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-11 22:11:50,487 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 32 [2018-04-11 22:11:50,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:50,488 INFO L225 Difference]: With dead ends: 196 [2018-04-11 22:11:50,488 INFO L226 Difference]: Without dead ends: 196 [2018-04-11 22:11:50,488 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=114, Invalid=438, Unknown=0, NotChecked=0, Total=552 [2018-04-11 22:11:50,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2018-04-11 22:11:50,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 161. [2018-04-11 22:11:50,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-04-11 22:11:50,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 181 transitions. [2018-04-11 22:11:50,492 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 181 transitions. Word has length 32 [2018-04-11 22:11:50,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:50,492 INFO L459 AbstractCegarLoop]: Abstraction has 161 states and 181 transitions. [2018-04-11 22:11:50,492 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 22:11:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 181 transitions. [2018-04-11 22:11:50,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-11 22:11:50,493 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:50,493 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:50,493 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:50,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1510794234, now seen corresponding path program 1 times [2018-04-11 22:11:50,493 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:50,493 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:50,494 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:50,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:50,494 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:50,507 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:50,529 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 22:11:50,530 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:11:50,530 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 22:11:50,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 22:11:50,530 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 22:11:50,530 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 22:11:50,530 INFO L87 Difference]: Start difference. First operand 161 states and 181 transitions. Second operand 3 states. [2018-04-11 22:11:50,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:50,540 INFO L93 Difference]: Finished difference Result 170 states and 187 transitions. [2018-04-11 22:11:50,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 22:11:50,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2018-04-11 22:11:50,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:50,541 INFO L225 Difference]: With dead ends: 170 [2018-04-11 22:11:50,541 INFO L226 Difference]: Without dead ends: 170 [2018-04-11 22:11:50,542 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 22:11:50,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2018-04-11 22:11:50,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 157. [2018-04-11 22:11:50,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-04-11 22:11:50,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 173 transitions. [2018-04-11 22:11:50,545 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 173 transitions. Word has length 38 [2018-04-11 22:11:50,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:50,545 INFO L459 AbstractCegarLoop]: Abstraction has 157 states and 173 transitions. [2018-04-11 22:11:50,546 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 22:11:50,546 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 173 transitions. [2018-04-11 22:11:50,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-11 22:11:50,546 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:50,547 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:50,547 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:50,547 INFO L82 PathProgramCache]: Analyzing trace with hash -1650874349, now seen corresponding path program 1 times [2018-04-11 22:11:50,547 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:50,547 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:50,548 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:50,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:50,548 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:50,563 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:50,798 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:11:50,798 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:11:50,798 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 22:11:50,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:50,850 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:11:51,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:51,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:51,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:11:51,011 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:51,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-11 22:11:51,024 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:51,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:11:51,030 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:18 [2018-04-11 22:11:51,107 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:11:51,147 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:11:51,147 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2018-04-11 22:11:51,148 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 22:11:51,148 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 22:11:51,148 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=485, Unknown=0, NotChecked=0, Total=552 [2018-04-11 22:11:51,148 INFO L87 Difference]: Start difference. First operand 157 states and 173 transitions. Second operand 24 states. [2018-04-11 22:11:51,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:51,712 INFO L93 Difference]: Finished difference Result 196 states and 207 transitions. [2018-04-11 22:11:51,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 22:11:51,712 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 41 [2018-04-11 22:11:51,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:51,714 INFO L225 Difference]: With dead ends: 196 [2018-04-11 22:11:51,714 INFO L226 Difference]: Without dead ends: 196 [2018-04-11 22:11:51,714 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 30 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 22:11:51,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2018-04-11 22:11:51,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 157. [2018-04-11 22:11:51,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-04-11 22:11:51,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 166 transitions. [2018-04-11 22:11:51,718 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 166 transitions. Word has length 41 [2018-04-11 22:11:51,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:51,719 INFO L459 AbstractCegarLoop]: Abstraction has 157 states and 166 transitions. [2018-04-11 22:11:51,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 22:11:51,719 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 166 transitions. [2018-04-11 22:11:51,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-11 22:11:51,719 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:51,720 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:51,720 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:51,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1920567715, now seen corresponding path program 1 times [2018-04-11 22:11:51,720 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:51,720 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:51,721 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:51,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:51,721 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:51,737 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:11:51,835 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:11:51,835 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 22:11:51,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:51,866 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:11:51,885 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base| Int)) (and (= 0 (select |c_old(#valid)| |__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base|)) (= |c_#valid| (store |c_old(#valid)| |__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base| 1)))) is different from true [2018-04-11 22:11:51,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:51,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:51,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 22:11:51,899 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:51,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:11:51,903 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-11 22:11:51,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-04-11 22:11:51,948 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:51,953 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:11:51,953 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:20 [2018-04-11 22:11:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2018-04-11 22:11:52,012 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:11:52,012 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2018-04-11 22:11:52,013 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 22:11:52,013 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 22:11:52,013 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=255, Unknown=1, NotChecked=32, Total=342 [2018-04-11 22:11:52,013 INFO L87 Difference]: Start difference. First operand 157 states and 166 transitions. Second operand 19 states. [2018-04-11 22:11:52,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:52,475 INFO L93 Difference]: Finished difference Result 193 states and 203 transitions. [2018-04-11 22:11:52,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 22:11:52,475 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 43 [2018-04-11 22:11:52,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:52,476 INFO L225 Difference]: With dead ends: 193 [2018-04-11 22:11:52,476 INFO L226 Difference]: Without dead ends: 193 [2018-04-11 22:11:52,476 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 37 SyntacticMatches, 4 SemanticMatches, 27 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=136, Invalid=623, Unknown=1, NotChecked=52, Total=812 [2018-04-11 22:11:52,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-04-11 22:11:52,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 158. [2018-04-11 22:11:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-04-11 22:11:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 169 transitions. [2018-04-11 22:11:52,480 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 169 transitions. Word has length 43 [2018-04-11 22:11:52,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:52,481 INFO L459 AbstractCegarLoop]: Abstraction has 158 states and 169 transitions. [2018-04-11 22:11:52,481 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 22:11:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 169 transitions. [2018-04-11 22:11:52,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-11 22:11:52,481 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:52,482 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:52,482 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:52,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1920567716, now seen corresponding path program 1 times [2018-04-11 22:11:52,482 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:52,482 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:52,483 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:52,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:52,483 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:52,499 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:11:52,648 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:11:52,648 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:11:52,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:52,687 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:11:52,745 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base| Int)) (= |c_#length| (store |c_old(#length)| |__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base| 9))) is different from true [2018-04-11 22:11:52,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 14 treesize of output 20 [2018-04-11 22:11:52,763 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 22:11:52,772 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:11:52,772 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:19 [2018-04-11 22:11:52,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 33 [2018-04-11 22:11:52,895 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 4 xjuncts. [2018-04-11 22:11:52,918 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 22:11:52,918 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:47 [2018-04-11 22:11:52,965 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2018-04-11 22:11:52,984 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:11:52,985 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2018-04-11 22:11:52,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 22:11:52,985 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 22:11:52,985 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=367, Unknown=1, NotChecked=38, Total=462 [2018-04-11 22:11:52,986 INFO L87 Difference]: Start difference. First operand 158 states and 169 transitions. Second operand 22 states. [2018-04-11 22:11:53,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:53,927 INFO L93 Difference]: Finished difference Result 217 states and 229 transitions. [2018-04-11 22:11:53,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 22:11:53,927 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 43 [2018-04-11 22:11:53,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:53,928 INFO L225 Difference]: With dead ends: 217 [2018-04-11 22:11:53,928 INFO L226 Difference]: Without dead ends: 217 [2018-04-11 22:11:53,929 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 34 SyntacticMatches, 3 SemanticMatches, 34 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=167, Invalid=1026, Unknown=1, NotChecked=66, Total=1260 [2018-04-11 22:11:53,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-04-11 22:11:53,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 185. [2018-04-11 22:11:53,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-11 22:11:53,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 201 transitions. [2018-04-11 22:11:53,933 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 201 transitions. Word has length 43 [2018-04-11 22:11:53,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:53,933 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 201 transitions. [2018-04-11 22:11:53,933 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 22:11:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 201 transitions. [2018-04-11 22:11:53,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 22:11:53,934 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:53,934 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:53,935 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:53,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1552822926, now seen corresponding path program 1 times [2018-04-11 22:11:53,935 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:53,935 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:53,936 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:53,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:53,936 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:53,957 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:11:54,438 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:11:54,439 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:11:54,439 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:11:54,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:54,473 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:11:54,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 22:11:54,532 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:54,535 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:11:54,535 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-11 22:11:54,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:11:54,686 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 10 treesize of output 9 [2018-04-11 22:11:54,686 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:54,687 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:11:54,691 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:11:54,691 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:25 [2018-04-11 22:11:54,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-11 22:11:54,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 30 [2018-04-11 22:11:54,764 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 22:11:54,778 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 20 treesize of output 19 [2018-04-11 22:11:54,779 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:54,787 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:11:54,797 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:11:54,797 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:38, output treesize:70 [2018-04-11 22:11:54,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-04-11 22:11:54,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:54,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:11:54,861 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:54,866 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:11:54,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 65 [2018-04-11 22:11:54,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:54,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 54 [2018-04-11 22:11:54,908 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 22:11:54,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:54,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2018-04-11 22:11:54,939 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:54,955 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:11:54,972 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-11 22:11:54,972 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:102, output treesize:115 [2018-04-11 22:11:55,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:55,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:55,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-04-11 22:11:55,033 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,055 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:11:55,055 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:139, output treesize:60 [2018-04-11 22:11:55,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:55,169 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:55,169 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:55,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 52 [2018-04-11 22:11:55,170 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,181 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:11:55,182 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:74, output treesize:82 [2018-04-11 22:11:55,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 73 [2018-04-11 22:11:55,320 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 10 treesize of output 9 [2018-04-11 22:11:55,320 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,330 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,345 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:11:55,345 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:98, output treesize:85 [2018-04-11 22:11:55,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 73 [2018-04-11 22:11:55,392 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 10 treesize of output 9 [2018-04-11 22:11:55,393 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,399 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,412 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-11 22:11:55,412 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:98, output treesize:94 [2018-04-11 22:11:55,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 65 [2018-04-11 22:11:55,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 22:11:55,466 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,478 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:11:55,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 21 [2018-04-11 22:11:55,479 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:11:55,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-11 22:11:55,487 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,491 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:11:55,504 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:11:55,504 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:103, output treesize:28 [2018-04-11 22:11:55,546 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:11:55,563 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:11:55,563 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 44 [2018-04-11 22:11:55,563 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-11 22:11:55,564 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-11 22:11:55,564 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=1827, Unknown=0, NotChecked=0, Total=1980 [2018-04-11 22:11:55,564 INFO L87 Difference]: Start difference. First operand 185 states and 201 transitions. Second operand 45 states. [2018-04-11 22:11:58,419 WARN L151 SmtUtils]: Spent 313ms on a formula simplification. DAG size of input: 100 DAG size of output 69 [2018-04-11 22:11:58,842 WARN L151 SmtUtils]: Spent 139ms on a formula simplification. DAG size of input: 109 DAG size of output 72 [2018-04-11 22:11:59,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:11:59,526 INFO L93 Difference]: Finished difference Result 247 states and 269 transitions. [2018-04-11 22:11:59,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-11 22:11:59,526 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 50 [2018-04-11 22:11:59,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:11:59,527 INFO L225 Difference]: With dead ends: 247 [2018-04-11 22:11:59,527 INFO L226 Difference]: Without dead ends: 247 [2018-04-11 22:11:59,528 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 28 SyntacticMatches, 3 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1600 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=671, Invalid=4879, Unknown=0, NotChecked=0, Total=5550 [2018-04-11 22:11:59,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-04-11 22:11:59,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 185. [2018-04-11 22:11:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-11 22:11:59,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 200 transitions. [2018-04-11 22:11:59,534 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 200 transitions. Word has length 50 [2018-04-11 22:11:59,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:11:59,534 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 200 transitions. [2018-04-11 22:11:59,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-11 22:11:59,534 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 200 transitions. [2018-04-11 22:11:59,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 22:11:59,535 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:11:59,535 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:11:59,535 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:11:59,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1552822925, now seen corresponding path program 1 times [2018-04-11 22:11:59,535 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:11:59,535 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:11:59,536 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:59,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:11:59,536 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:11:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:11:59,557 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:00,032 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:12:00,032 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:12:00,032 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:12:00,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:00,072 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:12:00,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 22:12:00,109 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,111 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,111 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-11 22:12:00,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 22:12:00,171 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,175 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,175 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2018-04-11 22:12:00,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:12:00,237 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 10 treesize of output 9 [2018-04-11 22:12:00,237 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,238 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:12:00,246 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 10 treesize of output 9 [2018-04-11 22:12:00,246 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,247 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,252 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,252 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:42, output treesize:34 [2018-04-11 22:12:00,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-11 22:12:00,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-11 22:12:00,315 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 30 [2018-04-11 22:12:00,332 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:00,345 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:00,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-11 22:12:00,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-11 22:12:00,370 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 30 [2018-04-11 22:12:00,395 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:00,409 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:00,430 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:00,431 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:60, output treesize:203 [2018-04-11 22:12:00,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 162 treesize of output 151 [2018-04-11 22:12:00,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:00,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 138 treesize of output 146 [2018-04-11 22:12:00,543 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:00,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:00,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 172 [2018-04-11 22:12:00,613 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,664 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:00,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 98 [2018-04-11 22:12:00,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:00,770 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:00,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2018-04-11 22:12:00,773 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,782 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 152 treesize of output 152 [2018-04-11 22:12:00,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:00,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 172 [2018-04-11 22:12:00,799 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:00,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 132 treesize of output 150 [2018-04-11 22:12:00,863 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:00,895 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:00,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 67 [2018-04-11 22:12:00,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:00,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:12:00,955 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:00,968 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 63 [2018-04-11 22:12:01,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:01,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:12:01,018 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,030 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,070 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:12:01,070 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:235, output treesize:267 [2018-04-11 22:12:01,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:01,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:01,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 144 [2018-04-11 22:12:01,147 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,184 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,185 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:291, output treesize:144 [2018-04-11 22:12:01,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2018-04-11 22:12:01,313 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:01,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:01,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:12:01,331 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,345 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:01,345 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:158, output treesize:141 [2018-04-11 22:12:01,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 118 treesize of output 148 [2018-04-11 22:12:01,506 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 139 treesize of output 138 [2018-04-11 22:12:01,506 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:01,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 108 treesize of output 159 [2018-04-11 22:12:01,591 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-11 22:12:01,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:12:01,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 128 [2018-04-11 22:12:01,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:01,741 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:01,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 64 [2018-04-11 22:12:01,744 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,758 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 128 [2018-04-11 22:12:01,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:01,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:01,787 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:01,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 78 [2018-04-11 22:12:01,789 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,821 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:01,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 148 treesize of output 159 [2018-04-11 22:12:01,911 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 159 treesize of output 158 [2018-04-11 22:12:01,911 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:02,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 117 treesize of output 168 [2018-04-11 22:12:02,053 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 4 xjuncts. [2018-04-11 22:12:02,133 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:12:02,199 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-04-11 22:12:02,199 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 5 variables, input treesize:170, output treesize:327 [2018-04-11 22:12:02,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 170 treesize of output 177 [2018-04-11 22:12:02,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:02,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 183 [2018-04-11 22:12:02,346 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,411 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 167 treesize of output 166 [2018-04-11 22:12:02,411 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,452 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 166 treesize of output 182 [2018-04-11 22:12:02,595 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 173 treesize of output 172 [2018-04-11 22:12:02,595 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,684 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 138 [2018-04-11 22:12:02,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:02,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 63 [2018-04-11 22:12:02,788 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,802 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 131 [2018-04-11 22:12:02,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:02,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 63 [2018-04-11 22:12:02,888 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,902 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,966 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:02,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 141 [2018-04-11 22:12:02,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 21 [2018-04-11 22:12:02,969 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:02,981 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,048 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:03,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 107 [2018-04-11 22:12:03,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 21 [2018-04-11 22:12:03,056 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,066 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,121 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 6 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-11 22:12:03,121 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 11 variables, input treesize:481, output treesize:391 [2018-04-11 22:12:03,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 134 [2018-04-11 22:12:03,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:03,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-04-11 22:12:03,238 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,253 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:03,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 47 [2018-04-11 22:12:03,253 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,265 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 93 [2018-04-11 22:12:03,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-04-11 22:12:03,302 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,314 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:03,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2018-04-11 22:12:03,314 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,324 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 68 [2018-04-11 22:12:03,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:03,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-11 22:12:03,351 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,360 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:03,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2018-04-11 22:12:03,360 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,366 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2018-04-11 22:12:03,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 22:12:03,386 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,394 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:03,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-11 22:12:03,395 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,401 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,416 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:03,416 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 10 variables, input treesize:265, output treesize:14 [2018-04-11 22:12:03,459 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:12:03,477 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:12:03,477 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 23] total 40 [2018-04-11 22:12:03,478 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-11 22:12:03,478 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-11 22:12:03,478 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1528, Unknown=0, NotChecked=0, Total=1640 [2018-04-11 22:12:03,478 INFO L87 Difference]: Start difference. First operand 185 states and 200 transitions. Second operand 41 states. [2018-04-11 22:12:04,351 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 114 DAG size of output 100 [2018-04-11 22:12:05,034 WARN L151 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 175 DAG size of output 105 [2018-04-11 22:12:05,560 WARN L151 SmtUtils]: Spent 161ms on a formula simplification. DAG size of input: 207 DAG size of output 73 [2018-04-11 22:12:05,776 WARN L151 SmtUtils]: Spent 137ms on a formula simplification. DAG size of input: 180 DAG size of output 110 [2018-04-11 22:12:06,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:12:06,907 INFO L93 Difference]: Finished difference Result 244 states and 266 transitions. [2018-04-11 22:12:06,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-11 22:12:06,908 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 50 [2018-04-11 22:12:06,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:12:06,908 INFO L225 Difference]: With dead ends: 244 [2018-04-11 22:12:06,908 INFO L226 Difference]: Without dead ends: 244 [2018-04-11 22:12:06,909 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 888 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=514, Invalid=4042, Unknown=0, NotChecked=0, Total=4556 [2018-04-11 22:12:06,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-04-11 22:12:06,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 185. [2018-04-11 22:12:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-11 22:12:06,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 199 transitions. [2018-04-11 22:12:06,913 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 199 transitions. Word has length 50 [2018-04-11 22:12:06,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:12:06,914 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 199 transitions. [2018-04-11 22:12:06,914 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-11 22:12:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 199 transitions. [2018-04-11 22:12:06,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-11 22:12:06,915 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:12:06,915 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:12:06,915 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:12:06,915 INFO L82 PathProgramCache]: Analyzing trace with hash -1015537919, now seen corresponding path program 1 times [2018-04-11 22:12:06,915 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:12:06,915 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:12:06,916 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:06,916 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:06,916 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:06,933 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:07,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:12:07,459 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:12:07,459 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:12:07,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:07,487 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:12:07,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:07,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:07,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:12:07,491 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,492 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-04-11 22:12:07,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 22:12:07,540 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 22:12:07,541 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,542 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 22:12:07,548 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 22:12:07,548 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,549 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,552 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,552 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:32, output treesize:24 [2018-04-11 22:12:07,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 22:12:07,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:07,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:12:07,560 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,566 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 22:12:07,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:07,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:12:07,575 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,578 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,584 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:07,584 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:50, output treesize:42 [2018-04-11 22:12:07,852 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset Int) (__U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base Int) (__U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset Int)) (let ((.cse1 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset 1)) (.cse2 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset 5)) (.cse3 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset 4))) (and (= (select |c_old(#valid)| __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) 0) (= |c_#memory_$Pointer$.offset| (let ((.cse0 (store |c_old(#memory_$Pointer$.offset)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base| (store (store (select |c_old(#memory_$Pointer$.offset)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base|) __U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset) .cse3 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset)))) (store .cse0 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base (store (store (select .cse0 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse1 0) .cse2 0)))) (= |c_#memory_$Pointer$.base| (let ((.cse4 (store |c_old(#memory_$Pointer$.base)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base| (store (store (select |c_old(#memory_$Pointer$.base)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base|) __U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse3 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base)))) (store .cse4 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base (store (store (select .cse4 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse1 0) .cse2 0))))))) is different from true [2018-04-11 22:12:07,976 WARN L148 SmtUtils]: Spent 119ms on a formula simplification that was a NOOP. DAG size: 70 [2018-04-11 22:12:07,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:07,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:07,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:12:07,986 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 61 [2018-04-11 22:12:08,096 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2018-04-11 22:12:08,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 22:12:08,099 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,106 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 48 [2018-04-11 22:12:08,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 50 [2018-04-11 22:12:08,162 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 22:12:08,163 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 30 treesize of output 55 [2018-04-11 22:12:08,219 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:08,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,259 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:08,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 39 [2018-04-11 22:12:08,261 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 53 [2018-04-11 22:12:08,306 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,339 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:08,376 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:08,443 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:08,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 60 [2018-04-11 22:12:08,457 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-04-11 22:12:08,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:12:08,460 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,466 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 60 [2018-04-11 22:12:08,497 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:12:08,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:12:08,500 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,505 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,516 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,531 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 61 [2018-04-11 22:12:08,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2018-04-11 22:12:08,652 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 22:12:08,652 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,660 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 48 [2018-04-11 22:12:08,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 50 [2018-04-11 22:12:08,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 55 [2018-04-11 22:12:08,720 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:08,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,754 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:08,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 39 [2018-04-11 22:12:08,756 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 53 [2018-04-11 22:12:08,806 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,831 INFO L267 ElimStorePlain]: Start of recursive call 22: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:08,855 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:08,894 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:08,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 60 [2018-04-11 22:12:08,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-04-11 22:12:08,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:12:08,908 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,912 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 60 [2018-04-11 22:12:08,931 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:12:08,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:08,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:12:08,935 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,939 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,947 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:08,955 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:09,051 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 26 dim-0 vars, and 13 xjuncts. [2018-04-11 22:12:09,052 INFO L202 ElimStorePlain]: Needed 31 recursive calls to eliminate 7 variables, input treesize:135, output treesize:1296 [2018-04-11 22:12:11,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 36 [2018-04-11 22:12:11,601 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:11,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 22:12:11,602 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:11,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:11,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-11 22:12:11,610 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:11,612 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:11,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 36 [2018-04-11 22:12:11,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:11,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 22:12:11,625 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:11,631 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:11,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-11 22:12:11,632 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:11,634 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:11,637 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:11,637 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:87, output treesize:7 [2018-04-11 22:12:11,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:12:11,721 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:12:11,721 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 35 [2018-04-11 22:12:11,721 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-11 22:12:11,721 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-11 22:12:11,722 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1016, Unknown=16, NotChecked=64, Total=1190 [2018-04-11 22:12:11,722 INFO L87 Difference]: Start difference. First operand 185 states and 199 transitions. Second operand 35 states. [2018-04-11 22:12:13,134 WARN L148 SmtUtils]: Spent 106ms on a formula simplification that was a NOOP. DAG size: 66 [2018-04-11 22:12:16,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:12:16,283 INFO L93 Difference]: Finished difference Result 296 states and 318 transitions. [2018-04-11 22:12:16,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-11 22:12:16,283 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 52 [2018-04-11 22:12:16,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:12:16,285 INFO L225 Difference]: With dead ends: 296 [2018-04-11 22:12:16,285 INFO L226 Difference]: Without dead ends: 296 [2018-04-11 22:12:16,286 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 41 SyntacticMatches, 3 SemanticMatches, 55 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 471 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=333, Invalid=2691, Unknown=60, NotChecked=108, Total=3192 [2018-04-11 22:12:16,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2018-04-11 22:12:16,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 202. [2018-04-11 22:12:16,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2018-04-11 22:12:16,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 219 transitions. [2018-04-11 22:12:16,291 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 219 transitions. Word has length 52 [2018-04-11 22:12:16,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:12:16,291 INFO L459 AbstractCegarLoop]: Abstraction has 202 states and 219 transitions. [2018-04-11 22:12:16,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-11 22:12:16,291 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 219 transitions. [2018-04-11 22:12:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 22:12:16,292 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:12:16,292 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:12:16,292 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:12:16,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1386904548, now seen corresponding path program 1 times [2018-04-11 22:12:16,292 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:12:16,292 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:12:16,293 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:16,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:16,293 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:16,306 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:17,031 WARN L148 SmtUtils]: Spent 102ms on a formula simplification that was a NOOP. DAG size: 51 [2018-04-11 22:12:17,272 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:12:17,272 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:12:17,272 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:12:17,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:17,306 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:12:17,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:17,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:17,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:12:17,331 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,332 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,332 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 22:12:17,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:12:17,402 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 10 treesize of output 9 [2018-04-11 22:12:17,402 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,404 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:12:17,416 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 10 treesize of output 9 [2018-04-11 22:12:17,416 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,418 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,423 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,423 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:39, output treesize:31 [2018-04-11 22:12:17,679 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset Int) (__U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base Int) (__U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset Int)) (let ((.cse1 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset 1)) (.cse2 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset 5)) (.cse3 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset 4))) (and (= (select |c_old(#valid)| __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) 0) (= |c_#memory_$Pointer$.offset| (let ((.cse0 (store |c_old(#memory_$Pointer$.offset)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base| (store (store (select |c_old(#memory_$Pointer$.offset)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base|) __U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset) .cse3 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset)))) (store .cse0 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base (store (store (select .cse0 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse1 0) .cse2 0)))) (= |c_#memory_$Pointer$.base| (let ((.cse4 (store |c_old(#memory_$Pointer$.base)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base| (store (store (select |c_old(#memory_$Pointer$.base)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base|) __U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse3 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base)))) (store .cse4 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base (store (store (select .cse4 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse1 0) .cse2 0))))))) is different from true [2018-04-11 22:12:17,783 WARN L148 SmtUtils]: Spent 101ms on a formula simplification that was a NOOP. DAG size: 67 [2018-04-11 22:12:17,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:17,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:17,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:12:17,791 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 54 [2018-04-11 22:12:17,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2018-04-11 22:12:17,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:17,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 22:12:17,900 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,908 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:17,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2018-04-11 22:12:17,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:17,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 50 [2018-04-11 22:12:17,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:17,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:17,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 55 [2018-04-11 22:12:17,971 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:18,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 53 [2018-04-11 22:12:18,020 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,061 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,061 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:18,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 39 [2018-04-11 22:12:18,064 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,133 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:18,169 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:18,234 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:18,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2018-04-11 22:12:18,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-04-11 22:12:18,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:12:18,256 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,263 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 53 [2018-04-11 22:12:18,296 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:12:18,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:12:18,300 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,306 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,318 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,332 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 54 [2018-04-11 22:12:18,439 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2018-04-11 22:12:18,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 22:12:18,442 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,452 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2018-04-11 22:12:18,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 50 [2018-04-11 22:12:18,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:18,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 45 [2018-04-11 22:12:18,505 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,549 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 53 [2018-04-11 22:12:18,553 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,574 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 30 treesize of output 55 [2018-04-11 22:12:18,598 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:18,624 INFO L267 ElimStorePlain]: Start of recursive call 21: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:18,649 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:18,677 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:12:18,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2018-04-11 22:12:18,689 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-04-11 22:12:18,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:12:18,691 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,695 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 53 [2018-04-11 22:12:18,715 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:12:18,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:18,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:12:18,717 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,722 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,731 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,739 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:18,818 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 20 dim-0 vars, and 10 xjuncts. [2018-04-11 22:12:18,819 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 7 variables, input treesize:124, output treesize:877 [2018-04-11 22:12:38,374 WARN L151 SmtUtils]: Spent 12939ms on a formula simplification. DAG size of input: 258 DAG size of output 35 [2018-04-11 22:12:38,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2018-04-11 22:12:38,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:38,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-11 22:12:38,606 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:38,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:38,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 22:12:38,611 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:38,614 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:38,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2018-04-11 22:12:38,628 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:38,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 22:12:38,629 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:38,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:38,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-11 22:12:38,635 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:38,637 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:38,645 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:38,645 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:86, output treesize:7 [2018-04-11 22:12:38,715 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:12:38,733 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:12:38,733 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 40 [2018-04-11 22:12:38,734 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-11 22:12:38,734 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-11 22:12:38,734 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1356, Unknown=18, NotChecked=74, Total=1560 [2018-04-11 22:12:38,734 INFO L87 Difference]: Start difference. First operand 202 states and 219 transitions. Second operand 40 states. [2018-04-11 22:12:40,561 WARN L148 SmtUtils]: Spent 174ms on a formula simplification that was a NOOP. DAG size: 67 [2018-04-11 22:12:43,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:12:43,433 INFO L93 Difference]: Finished difference Result 278 states and 295 transitions. [2018-04-11 22:12:43,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-11 22:12:43,433 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 54 [2018-04-11 22:12:43,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:12:43,434 INFO L225 Difference]: With dead ends: 278 [2018-04-11 22:12:43,434 INFO L226 Difference]: Without dead ends: 278 [2018-04-11 22:12:43,435 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 38 SyntacticMatches, 5 SemanticMatches, 62 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 754 ImplicationChecksByTransitivity, 23.0s TimeCoverageRelationStatistics Valid=391, Invalid=3454, Unknown=65, NotChecked=122, Total=4032 [2018-04-11 22:12:43,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-04-11 22:12:43,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 199. [2018-04-11 22:12:43,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2018-04-11 22:12:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 214 transitions. [2018-04-11 22:12:43,440 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 214 transitions. Word has length 54 [2018-04-11 22:12:43,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:12:43,440 INFO L459 AbstractCegarLoop]: Abstraction has 199 states and 214 transitions. [2018-04-11 22:12:43,440 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-11 22:12:43,440 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 214 transitions. [2018-04-11 22:12:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-11 22:12:43,441 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:12:43,441 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:12:43,441 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:12:43,441 INFO L82 PathProgramCache]: Analyzing trace with hash -967383679, now seen corresponding path program 1 times [2018-04-11 22:12:43,441 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:12:43,441 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:12:43,442 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:43,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:43,442 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:43,458 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:43,492 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-04-11 22:12:43,493 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:12:43,493 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:12:43,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:43,540 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:12:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-04-11 22:12:43,578 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:12:43,579 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2018-04-11 22:12:43,579 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 22:12:43,579 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 22:12:43,579 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 22:12:43,579 INFO L87 Difference]: Start difference. First operand 199 states and 214 transitions. Second operand 5 states. [2018-04-11 22:12:43,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:12:43,604 INFO L93 Difference]: Finished difference Result 229 states and 248 transitions. [2018-04-11 22:12:43,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 22:12:43,604 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2018-04-11 22:12:43,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:12:43,605 INFO L225 Difference]: With dead ends: 229 [2018-04-11 22:12:43,605 INFO L226 Difference]: Without dead ends: 229 [2018-04-11 22:12:43,606 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 22:12:43,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-04-11 22:12:43,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 212. [2018-04-11 22:12:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-04-11 22:12:43,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 233 transitions. [2018-04-11 22:12:43,610 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 233 transitions. Word has length 58 [2018-04-11 22:12:43,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:12:43,610 INFO L459 AbstractCegarLoop]: Abstraction has 212 states and 233 transitions. [2018-04-11 22:12:43,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 22:12:43,610 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 233 transitions. [2018-04-11 22:12:43,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-11 22:12:43,613 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:12:43,613 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:12:43,613 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:12:43,613 INFO L82 PathProgramCache]: Analyzing trace with hash 157417677, now seen corresponding path program 1 times [2018-04-11 22:12:43,613 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:12:43,613 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:12:43,614 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:43,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:43,614 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:43,625 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:43,643 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-11 22:12:43,643 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 22:12:43,643 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 22:12:43,643 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 22:12:43,643 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 22:12:43,644 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 22:12:43,644 INFO L87 Difference]: Start difference. First operand 212 states and 233 transitions. Second operand 3 states. [2018-04-11 22:12:43,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:12:43,650 INFO L93 Difference]: Finished difference Result 214 states and 235 transitions. [2018-04-11 22:12:43,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 22:12:43,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-04-11 22:12:43,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:12:43,652 INFO L225 Difference]: With dead ends: 214 [2018-04-11 22:12:43,652 INFO L226 Difference]: Without dead ends: 214 [2018-04-11 22:12:43,652 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 22:12:43,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-04-11 22:12:43,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2018-04-11 22:12:43,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-04-11 22:12:43,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 235 transitions. [2018-04-11 22:12:43,659 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 235 transitions. Word has length 64 [2018-04-11 22:12:43,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:12:43,659 INFO L459 AbstractCegarLoop]: Abstraction has 214 states and 235 transitions. [2018-04-11 22:12:43,659 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 22:12:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 235 transitions. [2018-04-11 22:12:43,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-11 22:12:43,660 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:12:43,660 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:12:43,660 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:12:43,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1168102352, now seen corresponding path program 1 times [2018-04-11 22:12:43,660 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:12:43,660 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:12:43,661 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:43,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:43,661 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:43,675 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:12:44,117 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:12:44,117 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:12:44,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:44,151 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:12:44,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 22:12:44,168 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,170 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,170 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-11 22:12:44,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 22:12:44,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 22:12:44,281 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,282 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,288 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,288 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2018-04-11 22:12:44,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 22:12:44,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:12:44,339 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,343 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,347 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,348 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-04-11 22:12:44,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 40 [2018-04-11 22:12:44,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 53 [2018-04-11 22:12:44,409 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-11 22:12:44,450 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 27 treesize of output 26 [2018-04-11 22:12:44,450 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,471 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:12:44,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:12:44,493 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:39, output treesize:108 [2018-04-11 22:12:44,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-04-11 22:12:44,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 60 [2018-04-11 22:12:44,547 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,554 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 64 [2018-04-11 22:12:44,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 79 [2018-04-11 22:12:44,596 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 87 [2018-04-11 22:12:44,626 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:44,654 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:44,679 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 22:12:44,709 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 22:12:44,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 40 [2018-04-11 22:12:44,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2018-04-11 22:12:44,754 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,760 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,794 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-11 22:12:44,794 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:144, output treesize:177 [2018-04-11 22:12:44,859 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 22:12:44,860 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:44,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-11 22:12:44,877 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:44,895 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:44,895 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:197, output treesize:60 [2018-04-11 22:12:44,979 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 22:12:44,997 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:12:44,997 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19] total 32 [2018-04-11 22:12:44,998 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-11 22:12:44,998 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-11 22:12:44,998 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=898, Unknown=0, NotChecked=0, Total=992 [2018-04-11 22:12:44,998 INFO L87 Difference]: Start difference. First operand 214 states and 235 transitions. Second operand 32 states. [2018-04-11 22:12:45,934 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 105 DAG size of output 88 [2018-04-11 22:12:47,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:12:47,191 INFO L93 Difference]: Finished difference Result 249 states and 264 transitions. [2018-04-11 22:12:47,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-11 22:12:47,192 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 66 [2018-04-11 22:12:47,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:12:47,192 INFO L225 Difference]: With dead ends: 249 [2018-04-11 22:12:47,192 INFO L226 Difference]: Without dead ends: 230 [2018-04-11 22:12:47,193 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 52 SyntacticMatches, 4 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 991 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=512, Invalid=3648, Unknown=0, NotChecked=0, Total=4160 [2018-04-11 22:12:47,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-04-11 22:12:47,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 185. [2018-04-11 22:12:47,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-11 22:12:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 198 transitions. [2018-04-11 22:12:47,196 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 198 transitions. Word has length 66 [2018-04-11 22:12:47,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:12:47,196 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 198 transitions. [2018-04-11 22:12:47,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-11 22:12:47,197 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 198 transitions. [2018-04-11 22:12:47,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-11 22:12:47,197 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:12:47,197 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:12:47,197 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:12:47,198 INFO L82 PathProgramCache]: Analyzing trace with hash -2075583150, now seen corresponding path program 1 times [2018-04-11 22:12:47,198 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:12:47,198 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:12:47,198 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:47,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:47,198 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:47,207 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:47,371 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 22:12:47,371 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:12:47,371 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:12:47,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:47,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:47,408 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:12:47,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:47,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-11 22:12:47,499 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:47,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:47,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:47,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:12:47,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:47,513 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:47,513 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:18 [2018-04-11 22:12:47,583 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 22:12:47,607 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:12:47,607 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 22 [2018-04-11 22:12:47,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 22:12:47,608 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 22:12:47,608 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2018-04-11 22:12:47,608 INFO L87 Difference]: Start difference. First operand 185 states and 198 transitions. Second operand 23 states. [2018-04-11 22:12:48,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:12:48,128 INFO L93 Difference]: Finished difference Result 227 states and 236 transitions. [2018-04-11 22:12:48,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 22:12:48,129 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 66 [2018-04-11 22:12:48,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:12:48,130 INFO L225 Difference]: With dead ends: 227 [2018-04-11 22:12:48,130 INFO L226 Difference]: Without dead ends: 227 [2018-04-11 22:12:48,130 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=135, Invalid=677, Unknown=0, NotChecked=0, Total=812 [2018-04-11 22:12:48,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-04-11 22:12:48,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 210. [2018-04-11 22:12:48,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-04-11 22:12:48,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 225 transitions. [2018-04-11 22:12:48,133 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 225 transitions. Word has length 66 [2018-04-11 22:12:48,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:12:48,133 INFO L459 AbstractCegarLoop]: Abstraction has 210 states and 225 transitions. [2018-04-11 22:12:48,133 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 22:12:48,133 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 225 transitions. [2018-04-11 22:12:48,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-11 22:12:48,134 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:12:48,134 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:12:48,134 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:12:48,134 INFO L82 PathProgramCache]: Analyzing trace with hash -269068196, now seen corresponding path program 1 times [2018-04-11 22:12:48,134 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:12:48,134 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:12:48,134 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:48,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:48,135 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:48,152 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:48,360 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 22:12:48,360 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:12:48,360 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:12:48,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:48,397 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:12:48,467 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base| Int)) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base| 9)) (= 0 (select |c_old(#valid)| |__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base|)))) is different from true [2018-04-11 22:12:48,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:48,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:48,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:12:48,473 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:48,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2018-04-11 22:12:48,480 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:48,485 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:48,485 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-11 22:12:48,536 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base| Int)) (= |c_#length| (store |c_old(#length)| |__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~malloc2.base| 9))) is different from true [2018-04-11 22:12:48,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 29 [2018-04-11 22:12:48,549 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:48,560 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:48,560 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:26, output treesize:25 [2018-04-11 22:12:48,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 29 [2018-04-11 22:12:48,661 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:48,672 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:48,673 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:25 [2018-04-11 22:12:48,743 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 16 not checked. [2018-04-11 22:12:48,762 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:12:48,762 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 29 [2018-04-11 22:12:48,762 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-11 22:12:48,762 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-11 22:12:48,763 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=674, Unknown=2, NotChecked=106, Total=870 [2018-04-11 22:12:48,763 INFO L87 Difference]: Start difference. First operand 210 states and 225 transitions. Second operand 30 states. [2018-04-11 22:12:49,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:12:49,693 INFO L93 Difference]: Finished difference Result 233 states and 244 transitions. [2018-04-11 22:12:49,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 22:12:49,693 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 68 [2018-04-11 22:12:49,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:12:49,694 INFO L225 Difference]: With dead ends: 233 [2018-04-11 22:12:49,694 INFO L226 Difference]: Without dead ends: 233 [2018-04-11 22:12:49,695 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 54 SyntacticMatches, 8 SemanticMatches, 38 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 365 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=188, Invalid=1224, Unknown=2, NotChecked=146, Total=1560 [2018-04-11 22:12:49,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2018-04-11 22:12:49,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 204. [2018-04-11 22:12:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-04-11 22:12:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 219 transitions. [2018-04-11 22:12:49,697 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 219 transitions. Word has length 68 [2018-04-11 22:12:49,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:12:49,697 INFO L459 AbstractCegarLoop]: Abstraction has 204 states and 219 transitions. [2018-04-11 22:12:49,697 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-11 22:12:49,697 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 219 transitions. [2018-04-11 22:12:49,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-11 22:12:49,698 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:12:49,698 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:12:49,698 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:12:49,698 INFO L82 PathProgramCache]: Analyzing trace with hash 610363464, now seen corresponding path program 1 times [2018-04-11 22:12:49,698 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:12:49,698 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:12:49,698 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:49,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:49,698 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:49,722 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:50,263 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 22:12:50,263 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:12:50,264 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:12:50,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:50,300 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:12:50,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 22:12:50,411 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,415 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:50,415 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:14 [2018-04-11 22:12:50,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:12:50,549 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 10 treesize of output 9 [2018-04-11 22:12:50,549 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,550 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,554 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,554 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:25 [2018-04-11 22:12:50,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-11 22:12:50,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-11 22:12:50,600 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 30 [2018-04-11 22:12:50,619 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:50,630 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:50,651 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:50,651 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:38, output treesize:70 [2018-04-11 22:12:50,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-04-11 22:12:50,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:50,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:12:50,723 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,729 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 65 [2018-04-11 22:12:50,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:50,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 76 [2018-04-11 22:12:50,764 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:50,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 53 [2018-04-11 22:12:50,810 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:50,833 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:50,852 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-11 22:12:50,853 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:102, output treesize:115 [2018-04-11 22:12:50,914 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 22:12:50,915 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:50,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:50,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 10 [2018-04-11 22:12:50,929 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:50,942 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:50,942 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:139, output treesize:60 [2018-04-11 22:12:51,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:51,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:51,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:51,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 52 [2018-04-11 22:12:51,066 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:51,077 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:51,077 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:74, output treesize:82 [2018-04-11 22:12:51,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 73 [2018-04-11 22:12:51,225 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 10 treesize of output 9 [2018-04-11 22:12:51,225 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:51,238 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:51,253 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:51,253 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:98, output treesize:85 [2018-04-11 22:12:51,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 73 [2018-04-11 22:12:51,308 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 10 treesize of output 9 [2018-04-11 22:12:51,308 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:51,316 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:51,330 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:51,330 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:98, output treesize:94 [2018-04-11 22:12:51,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 65 [2018-04-11 22:12:51,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:51,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-11 22:12:51,392 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:51,402 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:51,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 21 [2018-04-11 22:12:51,403 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:51,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 22:12:51,408 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:51,411 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:51,420 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:51,420 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:103, output treesize:28 [2018-04-11 22:12:51,475 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 22:12:51,493 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:12:51,493 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24] total 47 [2018-04-11 22:12:51,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-11 22:12:51,494 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-11 22:12:51,494 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=2091, Unknown=12, NotChecked=0, Total=2256 [2018-04-11 22:12:51,494 INFO L87 Difference]: Start difference. First operand 204 states and 219 transitions. Second operand 48 states. [2018-04-11 22:12:53,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:12:53,914 INFO L93 Difference]: Finished difference Result 301 states and 316 transitions. [2018-04-11 22:12:53,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-11 22:12:53,914 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 72 [2018-04-11 22:12:53,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:12:53,915 INFO L225 Difference]: With dead ends: 301 [2018-04-11 22:12:53,915 INFO L226 Difference]: Without dead ends: 301 [2018-04-11 22:12:53,916 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 51 SyntacticMatches, 2 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1665 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=773, Invalid=5695, Unknown=12, NotChecked=0, Total=6480 [2018-04-11 22:12:53,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2018-04-11 22:12:53,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 204. [2018-04-11 22:12:53,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-04-11 22:12:53,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 218 transitions. [2018-04-11 22:12:53,920 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 218 transitions. Word has length 72 [2018-04-11 22:12:53,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:12:53,920 INFO L459 AbstractCegarLoop]: Abstraction has 204 states and 218 transitions. [2018-04-11 22:12:53,921 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-11 22:12:53,921 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 218 transitions. [2018-04-11 22:12:53,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-11 22:12:53,921 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:12:53,921 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:12:53,922 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:12:53,922 INFO L82 PathProgramCache]: Analyzing trace with hash 610363465, now seen corresponding path program 1 times [2018-04-11 22:12:53,922 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:12:53,922 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:12:53,922 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:53,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:53,923 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:12:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:53,946 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:12:54,545 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 22:12:54,545 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:12:54,545 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:12:54,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:12:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:12:54,581 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:12:54,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 22:12:54,693 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:54,696 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:54,696 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:14 [2018-04-11 22:12:54,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 22:12:54,736 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:54,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:54,739 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2018-04-11 22:12:54,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:12:54,816 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 10 treesize of output 9 [2018-04-11 22:12:54,816 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:54,818 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:54,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:12:54,827 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 10 treesize of output 9 [2018-04-11 22:12:54,827 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:54,829 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:54,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:54,835 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:42, output treesize:34 [2018-04-11 22:12:54,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 53 [2018-04-11 22:12:54,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-11 22:12:54,890 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:54,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 48 [2018-04-11 22:12:54,915 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:54,929 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:54,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 57 [2018-04-11 22:12:54,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 48 [2018-04-11 22:12:54,968 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:54,998 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 44 treesize of output 43 [2018-04-11 22:12:54,999 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,017 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:55,019 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:55,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-11 22:12:55,022 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:55,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2018-04-11 22:12:55,024 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,029 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,049 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:55,049 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:60, output treesize:103 [2018-04-11 22:12:55,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 67 [2018-04-11 22:12:55,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:55,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:12:55,124 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,137 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 162 treesize of output 162 [2018-04-11 22:12:55,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:55,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 182 [2018-04-11 22:12:55,199 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:55,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 142 treesize of output 160 [2018-04-11 22:12:55,284 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:55,365 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:55,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 152 treesize of output 143 [2018-04-11 22:12:55,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:55,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 130 treesize of output 142 [2018-04-11 22:12:55,466 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 22:12:55,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:55,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 162 [2018-04-11 22:12:55,530 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,563 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:12:55,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 86 [2018-04-11 22:12:55,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:55,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 56 [2018-04-11 22:12:55,571 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,581 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 63 [2018-04-11 22:12:55,631 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:55,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:12:55,632 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,643 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,684 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:12:55,684 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:235, output treesize:267 [2018-04-11 22:12:55,775 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 22:12:55,775 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:55,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:55,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 10 [2018-04-11 22:12:55,820 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:55,835 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:291, output treesize:144 [2018-04-11 22:12:56,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:56,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:56,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:12:56,007 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:56,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2018-04-11 22:12:56,025 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:56,041 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:12:56,042 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:158, output treesize:141 [2018-04-11 22:12:56,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 119 treesize of output 130 [2018-04-11 22:12:56,240 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 130 treesize of output 129 [2018-04-11 22:12:56,241 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:56,288 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:56,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 88 treesize of output 139 [2018-04-11 22:12:56,303 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-11 22:12:56,357 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:12:56,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 148 treesize of output 168 [2018-04-11 22:12:56,429 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 159 treesize of output 158 [2018-04-11 22:12:56,429 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:56,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:56,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 117 treesize of output 168 [2018-04-11 22:12:56,524 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 4 xjuncts. [2018-04-11 22:12:56,601 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:12:56,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 119 [2018-04-11 22:12:56,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:56,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:56,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:56,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 90 [2018-04-11 22:12:56,614 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:56,627 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:56,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 119 [2018-04-11 22:12:56,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:56,636 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:56,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 76 [2018-04-11 22:12:56,638 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:56,650 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:56,712 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-04-11 22:12:56,713 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 5 variables, input treesize:170, output treesize:339 [2018-04-11 22:12:56,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 170 treesize of output 186 [2018-04-11 22:12:56,852 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 177 treesize of output 176 [2018-04-11 22:12:56,852 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:56,966 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 166 treesize of output 173 [2018-04-11 22:12:57,124 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 173 treesize of output 172 [2018-04-11 22:12:57,124 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,229 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 138 [2018-04-11 22:12:57,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:57,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 63 [2018-04-11 22:12:57,364 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,382 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,485 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:57,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 141 [2018-04-11 22:12:57,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 21 [2018-04-11 22:12:57,488 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,500 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,577 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:57,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 107 [2018-04-11 22:12:57,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 21 [2018-04-11 22:12:57,580 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,591 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 131 [2018-04-11 22:12:57,659 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:57,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 63 [2018-04-11 22:12:57,659 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,675 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,732 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 6 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-11 22:12:57,732 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 11 variables, input treesize:481, output treesize:391 [2018-04-11 22:12:57,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 102 [2018-04-11 22:12:57,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-11 22:12:57,871 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,885 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:57,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 32 [2018-04-11 22:12:57,885 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,897 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 53 [2018-04-11 22:12:57,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-04-11 22:12:57,932 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,942 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:57,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2018-04-11 22:12:57,942 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,950 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 134 [2018-04-11 22:12:57,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:57,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-04-11 22:12:57,982 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:57,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:57,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 47 [2018-04-11 22:12:57,999 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:58,012 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:58,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 64 [2018-04-11 22:12:58,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:12:58,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-11 22:12:58,040 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:58,050 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:12:58,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2018-04-11 22:12:58,050 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 22:12:58,057 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:58,073 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:12:58,074 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 10 variables, input treesize:265, output treesize:14 [2018-04-11 22:12:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 22:12:58,148 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:12:58,148 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 46 [2018-04-11 22:12:58,149 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-11 22:12:58,149 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-11 22:12:58,149 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=2027, Unknown=7, NotChecked=0, Total=2162 [2018-04-11 22:12:58,149 INFO L87 Difference]: Start difference. First operand 204 states and 218 transitions. Second operand 47 states. [2018-04-11 22:12:59,352 WARN L151 SmtUtils]: Spent 163ms on a formula simplification. DAG size of input: 122 DAG size of output 99 [2018-04-11 22:13:00,445 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 191 DAG size of output 89 [2018-04-11 22:13:00,839 WARN L151 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 196 DAG size of output 94 [2018-04-11 22:13:01,315 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 217 DAG size of output 71 [2018-04-11 22:13:02,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:13:02,820 INFO L93 Difference]: Finished difference Result 298 states and 313 transitions. [2018-04-11 22:13:02,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-11 22:13:02,820 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 72 [2018-04-11 22:13:02,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:13:02,821 INFO L225 Difference]: With dead ends: 298 [2018-04-11 22:13:02,821 INFO L226 Difference]: Without dead ends: 298 [2018-04-11 22:13:02,822 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1197 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=670, Invalid=5329, Unknown=7, NotChecked=0, Total=6006 [2018-04-11 22:13:02,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2018-04-11 22:13:02,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 204. [2018-04-11 22:13:02,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-04-11 22:13:02,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 217 transitions. [2018-04-11 22:13:02,825 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 217 transitions. Word has length 72 [2018-04-11 22:13:02,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:13:02,825 INFO L459 AbstractCegarLoop]: Abstraction has 204 states and 217 transitions. [2018-04-11 22:13:02,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-11 22:13:02,826 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 217 transitions. [2018-04-11 22:13:02,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-11 22:13:02,826 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:13:02,826 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:13:02,826 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:13:02,827 INFO L82 PathProgramCache]: Analyzing trace with hash 2062857170, now seen corresponding path program 1 times [2018-04-11 22:13:02,827 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:13:02,827 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:13:02,827 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:13:02,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:13:02,828 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:13:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:13:02,866 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:13:03,853 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 75 DAG size of output 62 [2018-04-11 22:13:04,094 WARN L151 SmtUtils]: Spent 181ms on a formula simplification. DAG size of input: 79 DAG size of output 66 [2018-04-11 22:13:04,482 WARN L151 SmtUtils]: Spent 299ms on a formula simplification. DAG size of input: 90 DAG size of output 79 [2018-04-11 22:13:05,039 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 76 DAG size of output 64 [2018-04-11 22:13:05,461 WARN L151 SmtUtils]: Spent 322ms on a formula simplification. DAG size of input: 94 DAG size of output 79 [2018-04-11 22:13:06,259 WARN L151 SmtUtils]: Spent 623ms on a formula simplification. DAG size of input: 101 DAG size of output 95 [2018-04-11 22:13:06,896 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 22:13:06,896 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:13:06,896 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:13:06,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:13:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:13:06,936 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:13:07,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:07,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:07,086 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 22:13:07,087 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,091 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,091 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-11 22:13:07,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 22:13:07,203 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 22:13:07,204 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,205 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 22:13:07,214 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 22:13:07,214 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,215 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,221 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,222 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:40, output treesize:32 [2018-04-11 22:13:07,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 22:13:07,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:07,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:13:07,289 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,293 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 22:13:07,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:07,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:13:07,307 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,310 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:07,318 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:58, output treesize:50 [2018-04-11 22:13:08,347 WARN L151 SmtUtils]: Spent 152ms on a formula simplification. DAG size of input: 81 DAG size of output 63 [2018-04-11 22:13:08,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:08,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:08,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:08,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 34 [2018-04-11 22:13:08,356 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 60 [2018-04-11 22:13:08,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-04-11 22:13:08,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:08,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:13:08,424 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,431 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 60 [2018-04-11 22:13:08,462 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:13:08,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:08,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:13:08,465 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,472 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,485 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,497 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 66 [2018-04-11 22:13:08,541 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-04-11 22:13:08,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:08,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:13:08,545 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,549 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 87 [2018-04-11 22:13:08,568 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 24 [2018-04-11 22:13:08,571 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:08,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 39 [2018-04-11 22:13:08,571 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,576 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,587 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,595 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:08,625 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:13:08,625 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 6 variables, input treesize:160, output treesize:197 [2018-04-11 22:13:09,484 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~mem7.offset| Int) (|__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~mem6.offset| Int) (__U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base Int) (__U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset Int) (|__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~mem6.base| Int)) (let ((.cse7 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset 1)) (.cse8 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset 5))) (let ((.cse2 (store |c_old(#memory_$Pointer$.base)| __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base (store (store (select |c_old(#memory_$Pointer$.base)| __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse7 |__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~mem6.base|) .cse8 0))) (.cse1 (+ |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.offset| 4))) (let ((.cse3 (select (select .cse2 |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base|) .cse1)) (.cse4 (+ |__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~mem7.offset| 5))) (and (= (let ((.cse0 (store .cse2 .cse3 (store (select .cse2 .cse3) .cse4 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base)))) (store .cse0 |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base| (store (select .cse0 |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base|) .cse1 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base))) |c_#memory_$Pointer$.base|) (= (select |c_old(#valid)| __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) 0) (= (let ((.cse5 (let ((.cse6 (store |c_old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base (store (store (select |c_old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse7 |__U_MULTI_flength_test___true_valid_memsafety_i__append_#t~mem6.offset|) .cse8 0)))) (store .cse6 .cse3 (store (select .cse6 .cse3) .cse4 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset))))) (store .cse5 |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base| (store (select .cse5 |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base|) .cse1 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset))) |c_#memory_$Pointer$.offset|)))))) is different from true [2018-04-11 22:13:10,234 WARN L151 SmtUtils]: Spent 746ms on a formula simplification. DAG size of input: 153 DAG size of output 98 [2018-04-11 22:13:10,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:10,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:10,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:10,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:10,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 43 [2018-04-11 22:13:10,256 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:10,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:10,411 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:10,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 378 treesize of output 343 [2018-04-11 22:13:10,674 WARN L151 SmtUtils]: Spent 195ms on a formula simplification. DAG size of input: 95 DAG size of output 83 [2018-04-11 22:13:10,677 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:13:10,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:10,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:13:10,687 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:10,701 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:10,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:10,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:10,791 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:10,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 314 [2018-04-11 22:13:10,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:10,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 43 treesize of output 106 [2018-04-11 22:13:10,858 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 4 xjuncts. [2018-04-11 22:13:11,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 273 treesize of output 281 [2018-04-11 22:13:11,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,043 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:11,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 190 [2018-04-11 22:13:11,044 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:11,090 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:11,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 265 treesize of output 279 [2018-04-11 22:13:11,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,144 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:11,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 175 [2018-04-11 22:13:11,145 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:11,195 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:11,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,210 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 265 treesize of output 279 [2018-04-11 22:13:11,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,252 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:11,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 175 [2018-04-11 22:13:11,253 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:11,301 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:11,515 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:13:11,714 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:13:11,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 259 treesize of output 266 [2018-04-11 22:13:11,985 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2018-04-11 22:13:11,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:11,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 47 [2018-04-11 22:13:11,991 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:11,998 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 219 [2018-04-11 22:13:12,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,068 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:12,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 72 [2018-04-11 22:13:12,071 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 202 [2018-04-11 22:13:12,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,118 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:12,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 71 [2018-04-11 22:13:12,122 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,145 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,158 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,186 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 259 treesize of output 266 [2018-04-11 22:13:12,223 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2018-04-11 22:13:12,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 47 [2018-04-11 22:13:12,228 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,236 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 219 [2018-04-11 22:13:12,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,311 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:12,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 86 [2018-04-11 22:13:12,314 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 202 [2018-04-11 22:13:12,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,367 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:12,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 69 [2018-04-11 22:13:12,370 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,391 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,404 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,433 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 265 treesize of output 272 [2018-04-11 22:13:12,471 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2018-04-11 22:13:12,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 47 [2018-04-11 22:13:12,477 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,485 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 225 [2018-04-11 22:13:12,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 41 treesize of output 100 [2018-04-11 22:13:12,576 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 4 xjuncts. [2018-04-11 22:13:12,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 215 [2018-04-11 22:13:12,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,650 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:12,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 69 [2018-04-11 22:13:12,652 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,675 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 221 [2018-04-11 22:13:12,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,695 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:12,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 82 [2018-04-11 22:13:12,698 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,721 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 215 [2018-04-11 22:13:12,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:13:12,741 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:13:12,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 71 [2018-04-11 22:13:12,744 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,768 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:13:12,819 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:13:12,886 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:13:13,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2018-04-11 22:13:13,027 INFO L202 ElimStorePlain]: Needed 38 recursive calls to eliminate 11 variables, input treesize:556, output treesize:772 [2018-04-11 22:13:37,130 WARN L148 SmtUtils]: Spent 21822ms on a formula simplification that was a NOOP. DAG size: 161 [2018-04-11 22:13:54,399 WARN L148 SmtUtils]: Spent 17014ms on a formula simplification that was a NOOP. DAG size: 161 [2018-04-11 22:14:27,394 WARN L148 SmtUtils]: Spent 32795ms on a formula simplification that was a NOOP. DAG size: 161 [2018-04-11 22:14:27,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 269 treesize of output 211 [2018-04-11 22:14:27,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 59 [2018-04-11 22:14:27,421 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:27,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:27,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 22:14:27,453 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:27,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-11 22:14:27,478 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:27,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:27,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 44 [2018-04-11 22:14:27,499 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:27,521 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:27,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 269 treesize of output 213 [2018-04-11 22:14:27,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:27,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 22:14:27,622 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:27,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:27,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 12 [2018-04-11 22:14:27,648 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:27,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:27,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 111 [2018-04-11 22:14:27,672 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:27,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 22:14:27,693 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:27,711 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:27,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 84 [2018-04-11 22:14:27,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:27,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 22:14:27,810 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:27,826 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:27,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 12 [2018-04-11 22:14:27,828 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:27,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-04-11 22:14:27,841 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:27,858 INFO L267 ElimStorePlain]: Start of recursive call 12: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:14:27,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 275 treesize of output 217 [2018-04-11 22:14:27,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:27,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 102 [2018-04-11 22:14:27,952 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-11 22:14:28,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-11 22:14:28,003 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 107 [2018-04-11 22:14:28,046 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:28,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 83 [2018-04-11 22:14:28,048 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:28,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 22:14:28,095 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,131 INFO L267 ElimStorePlain]: Start of recursive call 16: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-11 22:14:28,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 111 [2018-04-11 22:14:28,234 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 48 [2018-04-11 22:14:28,235 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:28,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 22:14:28,260 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 32 [2018-04-11 22:14:28,284 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:28,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 22:14:28,301 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,313 INFO L267 ElimStorePlain]: Start of recursive call 22: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 91 [2018-04-11 22:14:28,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-04-11 22:14:28,321 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 22:14:28,341 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2018-04-11 22:14:28,359 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:14:28,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-11 22:14:28,373 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,383 INFO L267 ElimStorePlain]: Start of recursive call 27: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 106 [2018-04-11 22:14:28,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 22:14:28,453 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:14:28,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2018-04-11 22:14:28,472 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2018-04-11 22:14:28,485 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 22:14:28,492 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,496 INFO L267 ElimStorePlain]: Start of recursive call 32: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,534 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:14:28,534 INFO L202 ElimStorePlain]: Needed 36 recursive calls to eliminate 19 variables, input treesize:814, output treesize:7 [2018-04-11 22:14:28,735 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 2 not checked. [2018-04-11 22:14:28,753 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 22:14:28,753 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 32] total 61 [2018-04-11 22:14:28,753 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2018-04-11 22:14:28,753 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2018-04-11 22:14:28,754 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=3327, Unknown=23, NotChecked=116, Total=3660 [2018-04-11 22:14:28,754 INFO L87 Difference]: Start difference. First operand 204 states and 217 transitions. Second operand 61 states. [2018-04-11 22:14:29,379 WARN L148 SmtUtils]: Spent 298ms on a formula simplification that was a NOOP. DAG size: 102 [2018-04-11 22:14:30,044 WARN L148 SmtUtils]: Spent 308ms on a formula simplification that was a NOOP. DAG size: 107 [2018-04-11 22:14:36,675 WARN L151 SmtUtils]: Spent 150ms on a formula simplification. DAG size of input: 114 DAG size of output 55 [2018-04-11 22:14:37,298 WARN L151 SmtUtils]: Spent 235ms on a formula simplification. DAG size of input: 144 DAG size of output 61 [2018-04-11 22:14:38,102 WARN L151 SmtUtils]: Spent 378ms on a formula simplification. DAG size of input: 128 DAG size of output 66 [2018-04-11 22:14:39,280 WARN L151 SmtUtils]: Spent 584ms on a formula simplification. DAG size of input: 132 DAG size of output 76 [2018-04-11 22:14:59,768 WARN L151 SmtUtils]: Spent 136ms on a formula simplification. DAG size of input: 125 DAG size of output 60 [2018-04-11 22:15:00,025 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 126 DAG size of output 61 [2018-04-11 22:15:00,733 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 78 DAG size of output 61 [2018-04-11 22:15:00,994 WARN L151 SmtUtils]: Spent 131ms on a formula simplification. DAG size of input: 118 DAG size of output 56 [2018-04-11 22:15:01,483 WARN L151 SmtUtils]: Spent 203ms on a formula simplification. DAG size of input: 86 DAG size of output 67 [2018-04-11 22:15:02,215 WARN L151 SmtUtils]: Spent 217ms on a formula simplification. DAG size of input: 109 DAG size of output 73 [2018-04-11 22:15:05,498 WARN L151 SmtUtils]: Spent 2130ms on a formula simplification. DAG size of input: 135 DAG size of output 129 [2018-04-11 22:15:40,585 WARN L151 SmtUtils]: Spent 30185ms on a formula simplification. DAG size of input: 193 DAG size of output 188 [2018-04-11 22:15:54,986 WARN L151 SmtUtils]: Spent 13828ms on a formula simplification. DAG size of input: 179 DAG size of output 178 [2018-04-11 22:16:14,974 WARN L151 SmtUtils]: Spent 19765ms on a formula simplification. DAG size of input: 269 DAG size of output 182 [2018-04-11 22:16:33,308 WARN L151 SmtUtils]: Spent 18098ms on a formula simplification. DAG size of input: 283 DAG size of output 196 [2018-04-11 22:16:54,354 WARN L151 SmtUtils]: Spent 20780ms on a formula simplification. DAG size of input: 329 DAG size of output 204 [2018-04-11 22:17:19,851 WARN L151 SmtUtils]: Spent 25190ms on a formula simplification. DAG size of input: 342 DAG size of output 207 [2018-04-11 22:17:47,988 WARN L151 SmtUtils]: Spent 27834ms on a formula simplification. DAG size of input: 343 DAG size of output 208 [2018-04-11 22:18:12,733 WARN L151 SmtUtils]: Spent 24226ms on a formula simplification. DAG size of input: 335 DAG size of output 203 [2018-04-11 22:18:17,721 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 101 DAG size of output 73 [2018-04-11 22:18:18,184 WARN L151 SmtUtils]: Spent 183ms on a formula simplification. DAG size of input: 105 DAG size of output 77 [2018-04-11 22:18:18,792 WARN L151 SmtUtils]: Spent 161ms on a formula simplification. DAG size of input: 112 DAG size of output 82 [2018-04-11 22:18:43,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 22:18:43,912 INFO L93 Difference]: Finished difference Result 297 states and 319 transitions. [2018-04-11 22:18:43,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-04-11 22:18:43,914 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 74 [2018-04-11 22:18:43,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 22:18:43,915 INFO L225 Difference]: With dead ends: 297 [2018-04-11 22:18:43,915 INFO L226 Difference]: Without dead ends: 297 [2018-04-11 22:18:43,916 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 51 SyntacticMatches, 2 SemanticMatches, 103 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2405 ImplicationChecksByTransitivity, 282.2s TimeCoverageRelationStatistics Valid=833, Invalid=9680, Unknown=203, NotChecked=204, Total=10920 [2018-04-11 22:18:43,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2018-04-11 22:18:43,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 203. [2018-04-11 22:18:43,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2018-04-11 22:18:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 215 transitions. [2018-04-11 22:18:43,920 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 215 transitions. Word has length 74 [2018-04-11 22:18:43,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 22:18:43,920 INFO L459 AbstractCegarLoop]: Abstraction has 203 states and 215 transitions. [2018-04-11 22:18:43,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states. [2018-04-11 22:18:43,920 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 215 transitions. [2018-04-11 22:18:43,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-04-11 22:18:43,921 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 22:18:43,921 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 22:18:43,921 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_flength_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr17RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_flength_test___true_valid_memsafety_i__appendErr10RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-11 22:18:43,921 INFO L82 PathProgramCache]: Analyzing trace with hash 492118133, now seen corresponding path program 2 times [2018-04-11 22:18:43,922 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 22:18:43,922 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 22:18:43,922 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:18:43,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 22:18:43,922 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 22:18:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 22:18:43,947 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 22:18:44,931 WARN L151 SmtUtils]: Spent 133ms on a formula simplification. DAG size of input: 72 DAG size of output 65 [2018-04-11 22:18:45,168 WARN L151 SmtUtils]: Spent 176ms on a formula simplification. DAG size of input: 76 DAG size of output 69 [2018-04-11 22:18:45,569 WARN L151 SmtUtils]: Spent 303ms on a formula simplification. DAG size of input: 85 DAG size of output 84 [2018-04-11 22:18:46,402 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 81 DAG size of output 72 [2018-04-11 22:18:47,060 WARN L151 SmtUtils]: Spent 497ms on a formula simplification. DAG size of input: 100 DAG size of output 92 [2018-04-11 22:18:47,991 WARN L148 SmtUtils]: Spent 635ms on a formula simplification that was a NOOP. DAG size: 118 [2018-04-11 22:18:48,519 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 22:18:48,519 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 22:18:48,519 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 22:18:48,524 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 22:18:48,567 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 22:18:48,567 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 22:18:48,571 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 22:18:48,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:48,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:48,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 22:18:48,627 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:48,629 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:48,629 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 22:18:48,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:18:48,782 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 10 treesize of output 9 [2018-04-11 22:18:48,783 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:48,784 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:48,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 22:18:48,792 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 10 treesize of output 9 [2018-04-11 22:18:48,792 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:48,793 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:48,799 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:48,799 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:39, output treesize:31 [2018-04-11 22:18:49,467 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset Int) (__U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base Int) (__U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset Int)) (let ((.cse1 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset 1)) (.cse2 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset 5)) (.cse3 (+ __U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset 4))) (and (= (select |c_old(#valid)| __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) 0) (= |c_#memory_$Pointer$.offset| (let ((.cse0 (store |c_old(#memory_$Pointer$.offset)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base| (store (store (select |c_old(#memory_$Pointer$.offset)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base|) __U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset) .cse3 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.offset)))) (store .cse0 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base (store (store (select .cse0 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse1 0) .cse2 0)))) (= |c_#memory_$Pointer$.base| (let ((.cse4 (store |c_old(#memory_$Pointer$.base)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base| (store (store (select |c_old(#memory_$Pointer$.base)| |c___U_MULTI_flength_test___true_valid_memsafety_i__append_#in~head.base|) __U_MULTI_flength_test___true_valid_memsafety_i__append_~head.offset __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse3 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base)))) (store .cse4 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base (store (store (select .cse4 __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base) .cse1 0) .cse2 0)))) (= |c_#valid| (store |c_old(#valid)| __U_MULTI_flength_test___true_valid_memsafety_i__append_~node~0.base 1))))) is different from true [2018-04-11 22:18:49,587 WARN L148 SmtUtils]: Spent 116ms on a formula simplification that was a NOOP. DAG size: 70 [2018-04-11 22:18:49,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 22:18:49,596 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:49,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2018-04-11 22:18:49,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-04-11 22:18:49,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:18:49,754 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:49,761 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:49,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 53 [2018-04-11 22:18:49,794 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:18:49,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:18:49,798 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:49,804 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:49,815 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:49,829 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:49,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 54 [2018-04-11 22:18:49,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2018-04-11 22:18:49,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 22:18:49,842 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:49,864 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:49,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2018-04-11 22:18:49,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 50 [2018-04-11 22:18:49,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 55 [2018-04-11 22:18:49,941 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-11 22:18:49,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:49,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 53 [2018-04-11 22:18:50,001 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,048 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:18:50,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 39 [2018-04-11 22:18:50,050 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,126 INFO L267 ElimStorePlain]: Start of recursive call 13: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:18:50,167 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:18:50,232 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:18:50,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2018-04-11 22:18:50,346 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-04-11 22:18:50,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 22:18:50,349 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,354 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 53 [2018-04-11 22:18:50,373 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:18:50,376 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:18:50,376 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,380 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,388 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,397 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 54 [2018-04-11 22:18:50,406 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2018-04-11 22:18:50,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 22:18:50,409 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,416 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2018-04-11 22:18:50,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 50 [2018-04-11 22:18:50,451 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 22:18:50,452 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,479 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:18:50,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 39 [2018-04-11 22:18:50,481 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 53 [2018-04-11 22:18:50,509 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-11 22:18:50,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:18:50,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 30 treesize of output 55 [2018-04-11 22:18:50,550 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-04-11 22:18:50,578 INFO L267 ElimStorePlain]: Start of recursive call 27: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:18:50,605 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:18:50,635 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:18:50,716 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 10 dim-0 vars, and 10 xjuncts. [2018-04-11 22:18:50,717 INFO L202 ElimStorePlain]: Needed 31 recursive calls to eliminate 6 variables, input treesize:130, output treesize:983 [2018-04-11 22:18:53,258 WARN L151 SmtUtils]: Spent 2170ms on a formula simplification. DAG size of input: 220 DAG size of output 68 [2018-04-11 22:19:02,483 WARN L148 SmtUtils]: Spent 8414ms on a formula simplification that was a NOOP. DAG size: 201 [2018-04-11 22:19:02,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:02,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:02,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:02,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 299 treesize of output 292 [2018-04-11 22:19:02,499 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 22:19:02,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:02,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:02,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:02,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 338 treesize of output 331 [2018-04-11 22:19:02,511 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 22:19:12,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:12,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:12,285 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:12,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 244 [2018-04-11 22:19:12,285 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 22:19:12,292 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:12,294 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:12,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:12,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 210 [2018-04-11 22:19:12,298 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 22:19:20,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 210 treesize of output 195 [2018-04-11 22:19:20,466 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:19:20,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:20,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:19:20,474 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 22:19:20,485 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:19:20,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 113 [2018-04-11 22:19:20,619 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 93 treesize of output 92 [2018-04-11 22:19:20,620 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 22:19:22,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 79 [2018-04-11 22:19:22,772 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 22:19:25,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:25,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 68 treesize of output 95 [2018-04-11 22:19:25,923 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 4 xjuncts. [2018-04-11 22:19:28,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:19:28,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:28,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:19:28,470 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 4 xjuncts. [2018-04-11 22:19:28,531 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:19:28,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 76 [2018-04-11 22:19:28,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:28,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:19:28,572 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 4 xjuncts. [2018-04-11 22:19:28,635 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:19:31,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:19:31,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:31,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 44 [2018-04-11 22:19:31,621 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-11 22:19:31,665 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:19:31,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 74 [2018-04-11 22:19:31,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:31,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 85 [2018-04-11 22:19:31,716 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 8 xjuncts. [2018-04-11 22:19:31,812 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:19:31,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:19:31,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:31,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 44 [2018-04-11 22:19:31,844 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-04-11 22:19:31,885 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:19:34,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 68 treesize of output 92 [2018-04-11 22:19:34,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:34,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 81 treesize of output 108 [2018-04-11 22:19:34,206 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 4 xjuncts. [2018-04-11 22:19:34,378 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:34,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 115 [2018-04-11 22:19:34,409 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 8 xjuncts. [2018-04-11 22:19:34,567 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-11 22:19:35,878 INFO L267 ElimStorePlain]: Start of recursive call 9: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-11 22:19:36,134 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-11 22:19:36,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 225 [2018-04-11 22:19:36,291 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 82 DAG size of output 74 [2018-04-11 22:19:36,294 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:19:36,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:36,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:19:36,301 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-11 22:19:36,315 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:19:36,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:19:36,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:36,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:19:36,424 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 4 xjuncts. [2018-04-11 22:19:36,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 73 [2018-04-11 22:19:36,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:36,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:19:36,525 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 4 xjuncts. [2018-04-11 22:19:36,590 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:19:36,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2018-04-11 22:19:36,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:36,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:19:36,622 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 4 xjuncts. [2018-04-11 22:19:36,673 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:19:36,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2018-04-11 22:19:36,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:19:36,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:19:36,706 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 4 xjuncts. [2018-04-11 22:19:36,758 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:19:36,923 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-11 22:19:37,150 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-11 22:20:06,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 174 [2018-04-11 22:20:06,721 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:20:06,723 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:06,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:20:06,725 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:06,731 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:06,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:20:06,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:06,776 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:06,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:06,780 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:06,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:06,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:06,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:06,805 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:06,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:06,807 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:06,818 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:06,825 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:06,850 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:06,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 178 [2018-04-11 22:20:06,950 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:20:06,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:06,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:20:06,956 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:06,963 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:20:07,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:07,023 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:07,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 73 [2018-04-11 22:20:07,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:07,081 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:07,113 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:07,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2018-04-11 22:20:07,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:07,137 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:07,171 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:07,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2018-04-11 22:20:07,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:07,196 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:07,237 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:07,334 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-11 22:20:07,457 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-11 22:20:07,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 163 [2018-04-11 22:20:07,550 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:07,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:07,554 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,560 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 82 [2018-04-11 22:20:07,608 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:07,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-11 22:20:07,609 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:07,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,633 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:07,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:07,636 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,647 INFO L267 ElimStorePlain]: Start of recursive call 60: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,653 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,680 INFO L267 ElimStorePlain]: Start of recursive call 55: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 176 [2018-04-11 22:20:07,778 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:20:07,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:20:07,782 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,790 INFO L267 ElimStorePlain]: Start of recursive call 63: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:20:07,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:07,853 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:07,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2018-04-11 22:20:07,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,903 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:07,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:07,905 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,919 INFO L267 ElimStorePlain]: Start of recursive call 67: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2018-04-11 22:20:07,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,940 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:07,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:07,942 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,956 INFO L267 ElimStorePlain]: Start of recursive call 69: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 73 [2018-04-11 22:20:07,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:07,967 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:07,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:07,970 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:07,983 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,015 INFO L267 ElimStorePlain]: Start of recursive call 65: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:08,065 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:08,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 176 [2018-04-11 22:20:08,158 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:20:08,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:08,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:20:08,163 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,170 INFO L267 ElimStorePlain]: Start of recursive call 74: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:20:08,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:08,222 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:08,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:08,226 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:08,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:08,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:08,266 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:08,299 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:08,331 INFO L267 ElimStorePlain]: Start of recursive call 76: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:08,385 INFO L267 ElimStorePlain]: Start of recursive call 73: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:08,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 165 [2018-04-11 22:20:08,489 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:08,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:08,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:08,494 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,500 INFO L267 ElimStorePlain]: Start of recursive call 81: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 82 [2018-04-11 22:20:08,550 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:08,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-11 22:20:08,551 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:08,577 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:08,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:08,590 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:08,622 INFO L267 ElimStorePlain]: Start of recursive call 85: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:08,652 INFO L267 ElimStorePlain]: Start of recursive call 83: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:08,704 INFO L267 ElimStorePlain]: Start of recursive call 80: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:08,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 174 [2018-04-11 22:20:08,819 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 80 DAG size of output 72 [2018-04-11 22:20:08,821 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:20:08,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:08,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:20:08,826 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,834 INFO L267 ElimStorePlain]: Start of recursive call 88: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:20:08,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:08,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:08,884 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:08,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:08,887 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:08,914 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:08,914 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:08,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:08,916 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,927 INFO L267 ElimStorePlain]: Start of recursive call 92: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,934 INFO L267 ElimStorePlain]: Start of recursive call 90: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,960 INFO L267 ElimStorePlain]: Start of recursive call 87: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:08,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 163 [2018-04-11 22:20:09,061 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:09,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:09,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:09,066 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,072 INFO L267 ElimStorePlain]: Start of recursive call 95: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 82 [2018-04-11 22:20:09,133 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:09,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-11 22:20:09,135 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:09,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:09,159 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:09,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:09,161 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,173 INFO L267 ElimStorePlain]: Start of recursive call 99: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,179 INFO L267 ElimStorePlain]: Start of recursive call 97: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,203 INFO L267 ElimStorePlain]: Start of recursive call 94: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 176 [2018-04-11 22:20:09,303 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:20:09,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:09,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:20:09,307 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,315 INFO L267 ElimStorePlain]: Start of recursive call 102: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:20:09,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:09,365 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:09,365 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:09,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:09,368 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:09,395 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:09,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:09,409 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:09,444 INFO L267 ElimStorePlain]: Start of recursive call 106: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:09,477 INFO L267 ElimStorePlain]: Start of recursive call 104: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:09,530 INFO L267 ElimStorePlain]: Start of recursive call 101: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:09,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 183 treesize of output 168 [2018-04-11 22:20:09,562 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:09,566 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:09,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:09,568 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,576 INFO L267 ElimStorePlain]: Start of recursive call 109: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:09,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 113 [2018-04-11 22:20:09,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 99 [2018-04-11 22:20:09,676 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 2 xjuncts. [2018-04-11 22:20:10,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:10,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 68 treesize of output 95 [2018-04-11 22:20:10,768 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:11,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 76 [2018-04-11 22:20:11,863 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:14,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 75 [2018-04-11 22:20:14,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:14,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 12 case distinctions, treesize of input 42 treesize of output 129 [2018-04-11 22:20:14,305 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-11 22:20:14,309 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 64 xjuncts. [2018-04-11 22:20:14,808 INFO L267 ElimStorePlain]: Start of recursive call 115: 1 dim-1 vars, End of recursive call: and 26 xjuncts. [2018-04-11 22:20:17,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:20:17,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:17,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 44 [2018-04-11 22:20:17,869 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 2 xjuncts. [2018-04-11 22:20:17,895 INFO L267 ElimStorePlain]: Start of recursive call 117: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:17,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:20:17,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:17,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 44 [2018-04-11 22:20:17,918 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 2 xjuncts. [2018-04-11 22:20:17,943 INFO L267 ElimStorePlain]: Start of recursive call 119: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:17,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 74 [2018-04-11 22:20:17,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:17,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 85 [2018-04-11 22:20:17,981 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 8 xjuncts. [2018-04-11 22:20:18,032 INFO L267 ElimStorePlain]: Start of recursive call 121: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:20,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 72 treesize of output 96 [2018-04-11 22:20:20,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:20,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 85 treesize of output 112 [2018-04-11 22:20:20,496 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:20,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:20,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 115 [2018-04-11 22:20:20,632 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 8 xjuncts. [2018-04-11 22:20:20,733 INFO L267 ElimStorePlain]: Start of recursive call 123: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-11 22:20:21,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 71 treesize of output 95 [2018-04-11 22:20:21,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:21,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 84 treesize of output 111 [2018-04-11 22:20:21,861 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:21,965 INFO L267 ElimStorePlain]: Start of recursive call 126: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:20:22,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:20:22,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:22,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:22,841 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:22,877 INFO L267 ElimStorePlain]: Start of recursive call 128: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:23,428 INFO L267 ElimStorePlain]: Start of recursive call 111: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-11 22:20:23,585 INFO L267 ElimStorePlain]: Start of recursive call 108: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-11 22:20:23,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 174 [2018-04-11 22:20:23,685 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:20:23,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:23,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:20:23,689 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:23,696 INFO L267 ElimStorePlain]: Start of recursive call 131: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:23,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:20:23,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:23,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:23,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:23,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:23,746 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:23,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:23,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:23,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:23,774 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:23,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:23,776 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:23,788 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:23,795 INFO L267 ElimStorePlain]: Start of recursive call 133: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:23,822 INFO L267 ElimStorePlain]: Start of recursive call 130: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:23,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 169 [2018-04-11 22:20:23,935 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:23,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:23,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:23,939 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:23,945 INFO L267 ElimStorePlain]: Start of recursive call 138: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:23,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 83 [2018-04-11 22:20:23,995 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:23,995 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:23,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2018-04-11 22:20:23,998 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:24,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 44 [2018-04-11 22:20:24,031 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 2 xjuncts. [2018-04-11 22:20:24,051 INFO L267 ElimStorePlain]: Start of recursive call 142: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:24,081 INFO L267 ElimStorePlain]: Start of recursive call 140: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:24,133 INFO L267 ElimStorePlain]: Start of recursive call 137: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:24,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 167 [2018-04-11 22:20:24,226 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:24,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:24,230 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,235 INFO L267 ElimStorePlain]: Start of recursive call 145: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 83 [2018-04-11 22:20:24,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,298 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:24,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 55 [2018-04-11 22:20:24,300 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:24,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,325 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:24,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:24,327 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,337 INFO L267 ElimStorePlain]: Start of recursive call 149: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,344 INFO L267 ElimStorePlain]: Start of recursive call 147: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,369 INFO L267 ElimStorePlain]: Start of recursive call 144: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 169 [2018-04-11 22:20:24,465 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:24,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:24,469 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,474 INFO L267 ElimStorePlain]: Start of recursive call 152: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 83 [2018-04-11 22:20:24,523 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,523 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,524 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:24,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 55 [2018-04-11 22:20:24,526 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:24,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 44 [2018-04-11 22:20:24,561 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 2 xjuncts. [2018-04-11 22:20:24,582 INFO L267 ElimStorePlain]: Start of recursive call 156: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:24,604 INFO L267 ElimStorePlain]: Start of recursive call 154: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:24,645 INFO L267 ElimStorePlain]: Start of recursive call 151: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:24,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 176 [2018-04-11 22:20:24,745 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:20:24,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:20:24,750 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,758 INFO L267 ElimStorePlain]: Start of recursive call 159: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:20:24,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:20:24,818 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:24,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2018-04-11 22:20:24,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,863 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:24,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:24,865 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,879 INFO L267 ElimStorePlain]: Start of recursive call 163: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 73 [2018-04-11 22:20:24,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,891 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:24,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:24,893 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,907 INFO L267 ElimStorePlain]: Start of recursive call 165: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2018-04-11 22:20:24,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:24,918 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:24,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:24,921 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,934 INFO L267 ElimStorePlain]: Start of recursive call 167: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:24,965 INFO L267 ElimStorePlain]: Start of recursive call 161: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:25,020 INFO L267 ElimStorePlain]: Start of recursive call 158: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:25,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 181 treesize of output 166 [2018-04-11 22:20:25,047 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:25,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:25,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:25,052 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:25,059 INFO L267 ElimStorePlain]: Start of recursive call 170: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:25,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 113 [2018-04-11 22:20:25,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:25,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 88 treesize of output 115 [2018-04-11 22:20:25,162 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:26,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 76 [2018-04-11 22:20:26,603 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:27,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 79 [2018-04-11 22:20:27,463 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 2 xjuncts. [2018-04-11 22:20:31,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 81 [2018-04-11 22:20:31,120 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:32,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 76 [2018-04-11 22:20:32,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:32,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:32,122 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:32,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:32,124 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:32,138 INFO L267 ElimStorePlain]: Start of recursive call 177: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:32,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:20:32,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:32,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:32,150 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:32,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:32,152 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:32,165 INFO L267 ElimStorePlain]: Start of recursive call 179: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:32,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 81 [2018-04-11 22:20:32,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:32,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:32,800 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:32,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:32,802 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:32,817 INFO L267 ElimStorePlain]: Start of recursive call 181: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 71 treesize of output 93 [2018-04-11 22:20:33,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,151 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:33,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 82 treesize of output 138 [2018-04-11 22:20:33,168 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:33,272 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,275 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:33,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 93 [2018-04-11 22:20:33,284 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 2 xjuncts. [2018-04-11 22:20:33,351 INFO L267 ElimStorePlain]: Start of recursive call 183: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:20:33,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:20:33,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,475 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:33,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:33,477 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,491 INFO L267 ElimStorePlain]: Start of recursive call 186: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 67 [2018-04-11 22:20:33,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 36 [2018-04-11 22:20:33,509 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,520 INFO L267 ElimStorePlain]: Start of recursive call 188: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,620 INFO L267 ElimStorePlain]: Start of recursive call 172: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:33,676 INFO L267 ElimStorePlain]: Start of recursive call 169: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:33,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 174 [2018-04-11 22:20:33,773 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-04-11 22:20:33,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 50 [2018-04-11 22:20:33,778 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,785 INFO L267 ElimStorePlain]: Start of recursive call 191: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 80 [2018-04-11 22:20:33,830 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,830 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:33,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:33,834 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:33,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:33,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:33,860 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,871 INFO L267 ElimStorePlain]: Start of recursive call 195: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,877 INFO L267 ElimStorePlain]: Start of recursive call 193: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,902 INFO L267 ElimStorePlain]: Start of recursive call 190: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 181 treesize of output 166 [2018-04-11 22:20:33,931 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:33,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:33,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:33,936 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:33,942 INFO L267 ElimStorePlain]: Start of recursive call 198: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:34,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 113 [2018-04-11 22:20:34,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 99 [2018-04-11 22:20:34,029 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 2 xjuncts. [2018-04-11 22:20:36,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:36,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 68 treesize of output 95 [2018-04-11 22:20:36,114 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 4 xjuncts. [2018-04-11 22:20:37,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 76 [2018-04-11 22:20:37,305 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:38,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-04-11 22:20:38,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:38,460 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:38,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:38,462 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:38,477 INFO L267 ElimStorePlain]: Start of recursive call 204: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:39,303 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:39,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 78 treesize of output 100 [2018-04-11 22:20:39,326 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 3 xjuncts. [2018-04-11 22:20:40,807 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:40,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 81 [2018-04-11 22:20:40,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:40,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:40,811 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:40,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 42 [2018-04-11 22:20:40,815 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:40,829 INFO L267 ElimStorePlain]: Start of recursive call 207: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:40,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:20:40,844 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:40,844 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:40,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:40,846 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:40,860 INFO L267 ElimStorePlain]: Start of recursive call 209: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:40,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 74 [2018-04-11 22:20:40,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:40,875 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:40,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 55 [2018-04-11 22:20:40,885 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 2 xjuncts. [2018-04-11 22:20:40,912 INFO L267 ElimStorePlain]: Start of recursive call 211: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:41,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 71 treesize of output 95 [2018-04-11 22:20:41,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:41,550 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:41,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 93 [2018-04-11 22:20:41,553 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:41,599 INFO L267 ElimStorePlain]: Start of recursive call 213: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 22:20:41,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 75 [2018-04-11 22:20:41,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:41,730 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:41,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 117 [2018-04-11 22:20:41,762 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 16 xjuncts. [2018-04-11 22:20:41,885 INFO L267 ElimStorePlain]: Start of recursive call 215: 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-04-11 22:20:42,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2018-04-11 22:20:42,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:42,011 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:42,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 34 [2018-04-11 22:20:42,013 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:42,027 INFO L267 ElimStorePlain]: Start of recursive call 217: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:42,073 INFO L267 ElimStorePlain]: Start of recursive call 200: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:42,136 INFO L267 ElimStorePlain]: Start of recursive call 197: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:20:42,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 167 [2018-04-11 22:20:42,239 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-11 22:20:42,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:42,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:42,244 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:42,249 INFO L267 ElimStorePlain]: Start of recursive call 220: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:42,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 83 [2018-04-11 22:20:42,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:42,297 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:42,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2018-04-11 22:20:42,300 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:42,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 64 [2018-04-11 22:20:42,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:42,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:42,325 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:42,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-04-11 22:20:42,328 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:42,339 INFO L267 ElimStorePlain]: Start of recursive call 224: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:42,346 INFO L267 ElimStorePlain]: Start of recursive call 222: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:42,372 INFO L267 ElimStorePlain]: Start of recursive call 219: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:46,609 INFO L303 Elim1Store]: Index analysis took 102 ms [2018-04-11 22:20:46,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 292 treesize of output 278 [2018-04-11 22:20:46,648 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 277 treesize of output 279 [2018-04-11 22:20:46,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:46,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-11 22:20:46,660 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:46,759 INFO L267 ElimStorePlain]: Start of recursive call 227: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 22:20:47,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:47,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 260 treesize of output 280 [2018-04-11 22:20:47,638 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 22:20:47,638 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:48,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:48,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:48,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:48,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 260 treesize of output 289 [2018-04-11 22:20:48,100 INFO L267 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2018-04-11 22:20:48,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:48,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:48,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 262 treesize of output 293 [2018-04-11 22:20:48,613 INFO L267 ElimStorePlain]: Start of recursive call 232: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:20:49,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:20:49,583 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:20:49,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 266 treesize of output 266 [2018-04-11 22:20:49,593 INFO L267 ElimStorePlain]: Start of recursive call 233: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 22:20:50,337 INFO L267 ElimStorePlain]: Start of recursive call 229: 1 dim-0 vars, 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2018-04-11 22:20:52,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 269 treesize of output 311 [2018-04-11 22:20:52,640 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 291 treesize of output 290 [2018-04-11 22:20:52,641 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2018-04-11 22:21:02,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:02,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 248 treesize of output 291 [2018-04-11 22:21:02,351 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:10,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 254 treesize of output 263 [2018-04-11 22:21:10,184 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 2 xjuncts. [2018-04-11 22:21:18,499 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:18,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 266 treesize of output 259 [2018-04-11 22:21:18,527 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:18,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 107 [2018-04-11 22:21:18,551 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:18,682 INFO L267 ElimStorePlain]: Start of recursive call 238: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:21:26,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:26,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 254 treesize of output 255 [2018-04-11 22:21:26,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:26,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 99 [2018-04-11 22:21:26,765 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:26,899 INFO L267 ElimStorePlain]: Start of recursive call 240: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:21:34,636 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:21:34,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 262 treesize of output 259 [2018-04-11 22:21:34,667 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:34,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 99 [2018-04-11 22:21:34,693 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:34,834 INFO L267 ElimStorePlain]: Start of recursive call 242: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:21:41,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 267 treesize of output 264 [2018-04-11 22:21:41,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:41,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 107 [2018-04-11 22:21:41,139 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:41,270 INFO L267 ElimStorePlain]: Start of recursive call 244: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:21:45,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:45,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 249 treesize of output 254 [2018-04-11 22:21:45,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:45,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 83 treesize of output 101 [2018-04-11 22:21:45,582 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:45,705 INFO L267 ElimStorePlain]: Start of recursive call 246: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:21:45,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:45,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 249 treesize of output 254 [2018-04-11 22:21:45,779 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:45,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 83 treesize of output 97 [2018-04-11 22:21:45,804 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:45,957 INFO L267 ElimStorePlain]: Start of recursive call 248: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:21:49,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 260 treesize of output 257 [2018-04-11 22:21:49,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:49,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 107 [2018-04-11 22:21:49,396 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:49,524 INFO L267 ElimStorePlain]: Start of recursive call 250: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:21:52,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 259 treesize of output 256 [2018-04-11 22:21:52,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:52,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 107 [2018-04-11 22:21:52,146 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:52,277 INFO L267 ElimStorePlain]: Start of recursive call 252: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:21:53,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:53,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 246 [2018-04-11 22:21:53,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:53,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 107 [2018-04-11 22:21:53,906 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 4 xjuncts. [2018-04-11 22:21:54,030 INFO L267 ElimStorePlain]: Start of recursive call 254: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:21:56,184 INFO L267 ElimStorePlain]: Start of recursive call 234: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 12 xjuncts. [2018-04-11 22:21:56,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 275 treesize of output 317 [2018-04-11 22:21:56,278 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:21:56,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 284 treesize of output 335 [2018-04-11 22:21:56,317 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 4 xjuncts. [2018-04-11 22:22:05,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 260 treesize of output 269 [2018-04-11 22:22:05,695 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 2 xjuncts. [2018-04-11 22:22:13,975 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 275 treesize of output 274 [2018-04-11 22:22:13,976 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-04-11 22:22:31,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:31,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 265 [2018-04-11 22:22:31,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:31,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:31,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:31,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 141 [2018-04-11 22:22:31,701 INFO L267 ElimStorePlain]: Start of recursive call 261: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:22:31,933 INFO L267 ElimStorePlain]: Start of recursive call 260: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:22:40,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:40,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 260 treesize of output 261 [2018-04-11 22:22:40,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:40,959 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:40,962 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:40,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 133 [2018-04-11 22:22:40,994 INFO L267 ElimStorePlain]: Start of recursive call 263: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:22:41,216 INFO L267 ElimStorePlain]: Start of recursive call 262: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:22:51,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 271 [2018-04-11 22:22:51,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:51,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:51,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:22:51,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 141 [2018-04-11 22:22:51,302 INFO L267 ElimStorePlain]: Start of recursive call 265: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:22:51,523 INFO L267 ElimStorePlain]: Start of recursive call 264: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:23:00,830 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:00,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 257 treesize of output 266 [2018-04-11 22:23:00,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:00,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:00,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:00,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 141 [2018-04-11 22:23:00,893 INFO L267 ElimStorePlain]: Start of recursive call 267: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:23:01,121 INFO L267 ElimStorePlain]: Start of recursive call 266: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:23:01,125 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:01,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 255 treesize of output 260 [2018-04-11 22:23:01,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:01,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:01,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:01,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 91 treesize of output 130 [2018-04-11 22:23:01,184 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 8 xjuncts. [2018-04-11 22:23:01,392 INFO L267 ElimStorePlain]: Start of recursive call 268: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:23:01,399 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:01,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 255 treesize of output 260 [2018-04-11 22:23:01,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:01,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:01,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:01,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 91 treesize of output 128 [2018-04-11 22:23:01,502 INFO L267 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 8 xjuncts. [2018-04-11 22:23:01,808 INFO L267 ElimStorePlain]: Start of recursive call 270: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:23:14,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:23:14,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 276 treesize of output 273 [2018-04-11 22:23:14,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:14,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:14,640 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:14,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 141 [2018-04-11 22:23:14,673 INFO L267 ElimStorePlain]: Start of recursive call 273: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:23:14,908 INFO L267 ElimStorePlain]: Start of recursive call 272: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:23:24,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 273 treesize of output 270 [2018-04-11 22:23:24,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:24,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:24,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:24,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 141 [2018-04-11 22:23:24,860 INFO L267 ElimStorePlain]: Start of recursive call 275: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:23:25,090 INFO L267 ElimStorePlain]: Start of recursive call 274: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:23:34,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 273 treesize of output 270 [2018-04-11 22:23:34,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:34,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:34,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:34,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 141 [2018-04-11 22:23:34,302 INFO L267 ElimStorePlain]: Start of recursive call 277: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:23:34,502 INFO L267 ElimStorePlain]: Start of recursive call 276: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:23:50,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:50,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 261 treesize of output 254 [2018-04-11 22:23:50,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:50,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:50,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:50,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 141 [2018-04-11 22:23:50,212 INFO L267 ElimStorePlain]: Start of recursive call 279: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:23:50,436 INFO L267 ElimStorePlain]: Start of recursive call 278: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:23:50,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:50,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 259 treesize of output 252 [2018-04-11 22:23:50,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:50,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:50,467 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:23:50,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 141 [2018-04-11 22:23:50,498 INFO L267 ElimStorePlain]: Start of recursive call 281: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:23:50,695 INFO L267 ElimStorePlain]: Start of recursive call 280: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:23:58,310 INFO L267 ElimStorePlain]: Start of recursive call 256: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: 9 dim-0 vars, and 23 xjuncts. [2018-04-11 22:23:58,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 251 treesize of output 293 [2018-04-11 22:23:58,397 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 273 treesize of output 272 [2018-04-11 22:23:58,397 INFO L267 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2018-04-11 22:24:03,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:03,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 230 treesize of output 257 [2018-04-11 22:24:03,328 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 4 xjuncts. [2018-04-11 22:24:11,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 236 treesize of output 245 [2018-04-11 22:24:11,877 INFO L267 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 2 xjuncts. [2018-04-11 22:24:16,767 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:16,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 231 treesize of output 244 [2018-04-11 22:24:16,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:16,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:24:16,817 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 4 xjuncts. [2018-04-11 22:24:16,912 INFO L267 ElimStorePlain]: Start of recursive call 286: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:24:16,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:16,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 233 treesize of output 250 [2018-04-11 22:24:16,959 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:16,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:24:16,977 INFO L267 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 4 xjuncts. [2018-04-11 22:24:17,067 INFO L267 ElimStorePlain]: Start of recursive call 288: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:24:17,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:17,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 231 treesize of output 244 [2018-04-11 22:24:17,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:17,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:24:17,128 INFO L267 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 4 xjuncts. [2018-04-11 22:24:17,228 INFO L267 ElimStorePlain]: Start of recursive call 290: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:24:22,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 241 treesize of output 246 [2018-04-11 22:24:22,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:22,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:24:22,429 INFO L267 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 4 xjuncts. [2018-04-11 22:24:22,529 INFO L267 ElimStorePlain]: Start of recursive call 292: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:24:25,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:25,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 236 [2018-04-11 22:24:25,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:25,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:24:25,581 INFO L267 ElimStorePlain]: Start of recursive call 295: End of recursive call: and 4 xjuncts. [2018-04-11 22:24:25,682 INFO L267 ElimStorePlain]: Start of recursive call 294: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:24:35,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 238 treesize of output 243 [2018-04-11 22:24:35,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:35,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 52 [2018-04-11 22:24:35,910 INFO L267 ElimStorePlain]: Start of recursive call 297: End of recursive call: and 4 xjuncts. [2018-04-11 22:24:36,018 INFO L267 ElimStorePlain]: Start of recursive call 296: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 22:24:38,003 INFO L267 ElimStorePlain]: Start of recursive call 282: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 12 xjuncts. [2018-04-11 22:24:38,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 269 treesize of output 311 [2018-04-11 22:24:38,095 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 291 treesize of output 290 [2018-04-11 22:24:38,095 INFO L267 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 1 xjuncts. [2018-04-11 22:24:44,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:24:44,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 248 treesize of output 291 [2018-04-11 22:24:44,407 INFO L267 ElimStorePlain]: Start of recursive call 300: End of recursive call: and 4 xjuncts. [2018-04-11 22:24:52,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 254 treesize of output 263 [2018-04-11 22:24:52,106 INFO L267 ElimStorePlain]: Start of recursive call 301: End of recursive call: and 2 xjuncts. [2018-04-11 22:25:11,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 265 [2018-04-11 22:25:11,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:11,539 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:11,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:11,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 133 [2018-04-11 22:25:11,576 INFO L267 ElimStorePlain]: Start of recursive call 303: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:25:11,799 INFO L267 ElimStorePlain]: Start of recursive call 302: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:25:21,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 267 treesize of output 264 [2018-04-11 22:25:21,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:21,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:21,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:21,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 133 [2018-04-11 22:25:21,747 INFO L267 ElimStorePlain]: Start of recursive call 305: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:25:22,012 INFO L267 ElimStorePlain]: Start of recursive call 304: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:25:30,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:30,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 246 [2018-04-11 22:25:30,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:30,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:30,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:30,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 133 [2018-04-11 22:25:30,772 INFO L267 ElimStorePlain]: Start of recursive call 307: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:25:31,000 INFO L267 ElimStorePlain]: Start of recursive call 306: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:25:31,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:31,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 255 treesize of output 248 [2018-04-11 22:25:31,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:31,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:31,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:31,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 133 [2018-04-11 22:25:31,083 INFO L267 ElimStorePlain]: Start of recursive call 309: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:25:31,285 INFO L267 ElimStorePlain]: Start of recursive call 308: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:25:39,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 267 treesize of output 264 [2018-04-11 22:25:39,395 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:39,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:39,399 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:39,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 133 [2018-04-11 22:25:39,431 INFO L267 ElimStorePlain]: Start of recursive call 311: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:25:39,638 INFO L267 ElimStorePlain]: Start of recursive call 310: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:25:45,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:46,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 266 treesize of output 259 [2018-04-11 22:25:46,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:46,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:46,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:46,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 133 [2018-04-11 22:25:46,054 INFO L267 ElimStorePlain]: Start of recursive call 313: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:25:46,251 INFO L267 ElimStorePlain]: Start of recursive call 312: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:25:52,088 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 22:25:52,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 278 treesize of output 275 [2018-04-11 22:25:52,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:52,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:52,125 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:52,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 133 [2018-04-11 22:25:52,157 INFO L267 ElimStorePlain]: Start of recursive call 315: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:25:52,411 INFO L267 ElimStorePlain]: Start of recursive call 314: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:25:57,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 260 [2018-04-11 22:25:57,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,092 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 133 [2018-04-11 22:25:57,124 INFO L267 ElimStorePlain]: Start of recursive call 317: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 22:25:57,437 INFO L267 ElimStorePlain]: Start of recursive call 316: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 22:25:57,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 249 treesize of output 254 [2018-04-11 22:25:57,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 83 treesize of output 122 [2018-04-11 22:25:57,510 INFO L267 ElimStorePlain]: Start of recursive call 319: End of recursive call: and 8 xjuncts. [2018-04-11 22:25:57,695 INFO L267 ElimStorePlain]: Start of recursive call 318: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 22:25:57,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 249 treesize of output 254 [2018-04-11 22:25:57,723 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 22:25:57,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 83 treesize of output 120 [2018-04-11 22:25:57,757 INFO L267 ElimStorePlain]: Start of recursive call 321: End of recursive call: and 8 xjuncts. [2018-04-11 22:25:57,940 INFO L267 ElimStorePlain]: Start of recursive call 320: 1 dim-1 vars, End of recursive call: and 4 xjuncts. Received shutdown request... [2018-04-11 22:25:59,005 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-11 22:25:59,005 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 22:25:59,008 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 22:25:59,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 10:25:59 BoogieIcfgContainer [2018-04-11 22:25:59,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 22:25:59,009 INFO L168 Benchmark]: Toolchain (without parser) took 852346.69 ms. Allocated memory was 313.5 MB in the beginning and 343.9 MB in the end (delta: 30.4 MB). Free memory was 251.7 MB in the beginning and 255.8 MB in the end (delta: -4.1 MB). Peak memory consumption was 657.7 MB. Max. memory is 5.3 GB. [2018-04-11 22:25:59,010 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 313.5 MB. Free memory is still 279.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 22:25:59,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.59 ms. Allocated memory is still 313.5 MB. Free memory was 251.7 MB in the beginning and 224.2 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 5.3 GB. [2018-04-11 22:25:59,010 INFO L168 Benchmark]: Boogie Preprocessor took 35.64 ms. Allocated memory is still 313.5 MB. Free memory was 224.2 MB in the beginning and 221.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 22:25:59,010 INFO L168 Benchmark]: RCFGBuilder took 549.39 ms. Allocated memory was 313.5 MB in the beginning and 372.8 MB in the end (delta: 59.2 MB). Free memory was 221.6 MB in the beginning and 289.2 MB in the end (delta: -67.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 5.3 GB. [2018-04-11 22:25:59,012 INFO L168 Benchmark]: TraceAbstraction took 851500.53 ms. Allocated memory was 372.8 MB in the beginning and 343.9 MB in the end (delta: -28.8 MB). Free memory was 289.2 MB in the beginning and 255.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 636.0 MB. Max. memory is 5.3 GB. [2018-04-11 22:25:59,014 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 313.5 MB. Free memory is still 279.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 258.59 ms. Allocated memory is still 313.5 MB. Free memory was 251.7 MB in the beginning and 224.2 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 35.64 ms. Allocated memory is still 313.5 MB. Free memory was 224.2 MB in the beginning and 221.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 549.39 ms. Allocated memory was 313.5 MB in the beginning and 372.8 MB in the end (delta: 59.2 MB). Free memory was 221.6 MB in the beginning and 289.2 MB in the end (delta: -67.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 851500.53 ms. Allocated memory was 372.8 MB in the beginning and 343.9 MB in the end (delta: -28.8 MB). Free memory was 289.2 MB in the beginning and 255.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 636.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 543]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 543). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 551]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 551). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 550]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 550). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 542]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 542). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 544]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 544). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 542]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 542). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 546]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 546). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 551]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 551). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 551]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 551). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 549]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 549). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 541]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 541). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 549]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 549). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 542]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 542). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 550]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 550). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 544]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 544). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 545]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 545). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 543]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 543). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 549]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 549). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 541]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 541). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 546]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 546). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 549]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 549). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 551]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 551). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 542]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 542). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 545]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 545). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 559]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 559). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 575]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 575). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 589]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 589). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 576]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 576). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 580]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 580). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 556]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 556). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 582]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 582). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 557]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 557). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 554]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 554). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 579). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 557]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 557). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 575]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 575). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 560]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 560). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 580]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 580). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 589]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 589). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 556]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 556). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 579). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 583]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 583). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 572]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 572). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 583]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 583). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 560]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 560). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 582]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 582). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 573]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 573). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 590). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 572]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 572). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 573]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 573). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 559]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 559). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 576]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 576). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 590). Cancelled while BasicCegarLoop was analyzing trace of length 77 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 261. - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 145 locations, 55 error locations. TIMEOUT Result, 851.4s OverallTime, 27 OverallIterations, 3 TraceHistogramMax, 286.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2260 SDtfs, 11364 SDslu, 17453 SDs, 0 SdLazy, 21941 SolverSat, 1670 SolverUnsat, 470 SolverUnknown, 0 SolverNotchecked, 64.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1497 GetRequests, 641 SyntacticMatches, 44 SemanticMatches, 812 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 11257 ImplicationChecksByTransitivity, 328.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=214occurred in iteration=20, 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: 0.1s AutomataMinimizationTime, 26 MinimizatonAttempts, 986 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 128.3s InterpolantComputationTime, 1904 NumberOfCodeBlocks, 1904 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 1864 ConstructedInterpolants, 256 QuantifiedInterpolants, 3139385 SizeOfPredicates, 205 NumberOfNonLiveVariables, 3981 ConjunctsInSsa, 607 ConjunctsInUnsatCore, 40 InterpolantComputations, 12 PerfectInterpolantSequences, 220/591 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/length_test03_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_22-25-59-020.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/length_test03_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_22-25-59-020.csv Completed graceful shutdown