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/list-properties/alternating_list_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-12 00:30:29,714 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 00:30:29,715 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 00:30:29,728 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 00:30:29,729 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 00:30:29,730 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 00:30:29,731 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 00:30:29,732 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 00:30:29,734 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 00:30:29,734 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 00:30:29,735 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 00:30:29,735 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 00:30:29,736 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 00:30:29,737 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 00:30:29,737 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 00:30:29,739 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 00:30:29,740 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 00:30:29,742 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 00:30:29,742 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 00:30:29,743 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 00:30:29,745 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 00:30:29,750 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 00:30:29,772 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 00:30:29,772 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 00:30:29,773 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 00:30:29,773 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 00:30:29,774 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 00:30:29,774 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 00:30:29,774 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 00:30:29,774 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 00:30:29,774 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 00:30:29,774 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 00:30:29,775 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 00:30:29,775 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 00:30:29,775 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 00:30:29,775 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 00:30:29,775 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 00:30:29,775 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 00:30:29,776 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 00:30:29,776 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 00:30:29,776 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 00:30:29,776 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 00:30:29,776 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 00:30:29,776 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 00:30:29,777 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 00:30:29,777 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 00:30:29,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 00:30:29,812 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 00:30:29,815 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 00:30:29,815 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 00:30:29,816 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 00:30:29,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,185 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGdeb3fd298 [2018-04-12 00:30:30,312 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 00:30:30,312 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 00:30:30,312 INFO L168 CDTParser]: Scanning alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,319 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 00:30:30,319 INFO L215 ultiparseSymbolTable]: [2018-04-12 00:30:30,319 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 00:30:30,320 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,320 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__exit ('exit') in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,320 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 00:30:30,320 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__lldiv_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,320 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____id_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,320 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,320 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__fd_set in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,320 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____qaddr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,320 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____blksize_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,320 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__blksize_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____uint32_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__time_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____caddr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__List in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_key_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__int16_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__uid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____dev_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__blkcnt_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__mode_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,321 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__sigset_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____u_short in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__ulong in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__div_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____u_long in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____int16_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__caddr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____uint16_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__daddr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____fsid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__clock_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,322 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__ino_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__ldiv_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__u_long in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__suseconds_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____int8_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____loff_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____swblk_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__fsid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__register_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__int64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____clock_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____time_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____WAIT_STATUS in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,323 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____key_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__ushort in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____uint8_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__u_quad_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____daddr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__loff_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____rlim64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__int8_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__u_int64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__wchar_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__uint in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____fd_mask in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__nlink_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____useconds_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____int64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,324 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__dev_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____u_int in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__u_int8_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__clockid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____clockid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____blkcnt_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__quad_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__u_int16_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__fd_mask in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____uint64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__ssize_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_once_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____ino_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,325 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__u_short in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____uid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__gid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__id_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____ino64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____sigset_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____socklen_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____quad_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____mode_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__int32_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____gid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,326 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____intptr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____off_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____u_quad_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__size_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__off_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____nlink_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__u_char in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__key_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,327 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____ssize_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__timer_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____rlim_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__u_int in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__u_int32_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____pthread_list_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____int32_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____pid_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____timer_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,328 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____off64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,329 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____suseconds_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,329 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____u_char in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,329 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:30,342 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGdeb3fd298 [2018-04-12 00:30:30,345 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 00:30:30,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 00:30:30,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 00:30:30,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 00:30:30,352 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 00:30:30,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 12:30:30" (1/1) ... [2018-04-12 00:30:30,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5867e774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30, skipping insertion in model container [2018-04-12 00:30:30,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 12:30:30" (1/1) ... [2018-04-12 00:30:30,365 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 00:30:30,387 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 00:30:30,502 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 00:30:30,543 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 00:30:30,549 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-04-12 00:30:30,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30 WrapperNode [2018-04-12 00:30:30,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 00:30:30,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 00:30:30,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 00:30:30,578 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 00:30:30,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30" (1/1) ... [2018-04-12 00:30:30,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30" (1/1) ... [2018-04-12 00:30:30,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30" (1/1) ... [2018-04-12 00:30:30,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30" (1/1) ... [2018-04-12 00:30:30,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30" (1/1) ... [2018-04-12 00:30:30,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30" (1/1) ... [2018-04-12 00:30:30,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30" (1/1) ... [2018-04-12 00:30:30,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 00:30:30,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 00:30:30,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 00:30:30,615 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 00:30:30,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 00:30:30,733 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 00:30:30,734 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 00:30:30,734 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__exit [2018-04-12 00:30:30,734 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 00:30:30,734 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-12 00:30:30,734 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 00:30:30,734 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 00:30:30,735 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 00:30:30,735 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 00:30:30,735 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 00:30:30,735 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 00:30:30,735 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 00:30:30,735 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 00:30:30,735 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 00:30:30,735 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 00:30:30,735 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 00:30:30,736 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 00:30:30,737 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 00:30:30,737 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 00:30:30,737 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 00:30:30,737 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 00:30:30,737 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 00:30:30,737 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 00:30:30,737 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 00:30:30,737 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 00:30:30,737 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 00:30:30,738 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 00:30:30,738 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 00:30:30,738 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 00:30:30,738 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 00:30:30,738 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 00:30:30,738 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 00:30:30,738 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 00:30:30,738 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 00:30:30,738 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 00:30:30,739 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 00:30:30,739 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 00:30:30,739 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 00:30:30,739 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 00:30:30,739 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 00:30:30,739 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 00:30:30,739 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 00:30:30,739 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 00:30:30,739 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 00:30:30,740 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 00:30:30,740 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 00:30:30,740 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 00:30:30,740 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 00:30:30,740 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 00:30:30,740 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 00:30:30,740 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 00:30:30,740 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 00:30:30,740 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 00:30:30,741 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 00:30:30,741 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 00:30:30,741 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 00:30:30,741 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 00:30:30,741 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 00:30:30,741 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_falternating_list_true_unreach_call_true_valid_memsafety_i__exit [2018-04-12 00:30:30,741 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 00:30:30,741 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 00:30:30,741 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-12 00:30:30,742 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 00:30:30,742 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 00:30:30,742 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 00:30:30,742 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 00:30:30,742 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 00:30:30,742 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 00:30:30,742 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 00:30:30,742 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 00:30:30,743 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 00:30:30,743 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 00:30:30,743 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 00:30:30,743 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 00:30:30,743 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 00:30:30,743 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 00:30:30,743 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 00:30:30,743 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 00:30:30,743 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 00:30:30,744 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 00:30:30,744 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 00:30:30,744 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 00:30:30,744 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 00:30:30,744 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 00:30:30,744 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 00:30:30,744 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 00:30:30,744 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 00:30:30,744 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 00:30:30,745 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 00:30:30,746 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 00:30:30,746 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 00:30:30,746 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-12 00:30:30,746 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-12 00:30:30,746 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 00:30:30,746 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 00:30:30,746 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 00:30:30,746 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 00:30:30,746 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 00:30:31,049 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 00:30:31,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 12:30:31 BoogieIcfgContainer [2018-04-12 00:30:31,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 00:30:31,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 00:30:31,050 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 00:30:31,052 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 00:30:31,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 12:30:30" (1/3) ... [2018-04-12 00:30:31,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f87547b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 12:30:31, skipping insertion in model container [2018-04-12 00:30:31,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:30:30" (2/3) ... [2018-04-12 00:30:31,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f87547b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 12:30:31, skipping insertion in model container [2018-04-12 00:30:31,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 12:30:31" (3/3) ... [2018-04-12 00:30:31,055 INFO L107 eAbstractionObserver]: Analyzing ICFG alternating_list_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:30:31,062 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 00:30:31,068 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 27 error locations. [2018-04-12 00:30:31,093 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 00:30:31,093 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 00:30:31,093 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 00:30:31,093 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 00:30:31,093 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 00:30:31,093 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 00:30:31,094 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 00:30:31,094 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 00:30:31,094 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 00:30:31,094 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 00:30:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states. [2018-04-12 00:30:31,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-12 00:30:31,110 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:31,111 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:31,111 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:31,114 INFO L82 PathProgramCache]: Analyzing trace with hash -230402030, now seen corresponding path program 1 times [2018-04-12 00:30:31,115 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:31,115 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:31,146 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:31,147 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:31,179 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:31,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:31,201 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:31,201 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 00:30:31,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-04-12 00:30:31,212 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-04-12 00:30:31,213 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-12 00:30:31,214 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 2 states. [2018-04-12 00:30:31,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:31,231 INFO L93 Difference]: Finished difference Result 85 states and 91 transitions. [2018-04-12 00:30:31,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-04-12 00:30:31,232 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2018-04-12 00:30:31,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:31,239 INFO L225 Difference]: With dead ends: 85 [2018-04-12 00:30:31,239 INFO L226 Difference]: Without dead ends: 77 [2018-04-12 00:30:31,241 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-12 00:30:31,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-04-12 00:30:31,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2018-04-12 00:30:31,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-04-12 00:30:31,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 81 transitions. [2018-04-12 00:30:31,267 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 81 transitions. Word has length 12 [2018-04-12 00:30:31,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:31,267 INFO L459 AbstractCegarLoop]: Abstraction has 77 states and 81 transitions. [2018-04-12 00:30:31,267 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-04-12 00:30:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2018-04-12 00:30:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 00:30:31,268 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:31,268 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:31,268 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:31,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1920748982, now seen corresponding path program 1 times [2018-04-12 00:30:31,268 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:31,268 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:31,269 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:31,269 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:31,279 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:31,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:31,323 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:31,323 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 00:30:31,324 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 00:30:31,324 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 00:30:31,324 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:30:31,325 INFO L87 Difference]: Start difference. First operand 77 states and 81 transitions. Second operand 5 states. [2018-04-12 00:30:31,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:31,467 INFO L93 Difference]: Finished difference Result 99 states and 106 transitions. [2018-04-12 00:30:31,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 00:30:31,468 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-12 00:30:31,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:31,468 INFO L225 Difference]: With dead ends: 99 [2018-04-12 00:30:31,469 INFO L226 Difference]: Without dead ends: 99 [2018-04-12 00:30:31,469 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-12 00:30:31,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-04-12 00:30:31,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 81. [2018-04-12 00:30:31,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-04-12 00:30:31,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2018-04-12 00:30:31,473 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 14 [2018-04-12 00:30:31,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:31,473 INFO L459 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2018-04-12 00:30:31,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 00:30:31,474 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2018-04-12 00:30:31,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 00:30:31,474 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:31,474 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:31,474 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:31,474 INFO L82 PathProgramCache]: Analyzing trace with hash 1920748983, now seen corresponding path program 1 times [2018-04-12 00:30:31,474 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:31,474 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:31,475 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:31,475 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:31,490 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:31,548 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:31,548 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 00:30:31,549 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 00:30:31,549 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 00:30:31,549 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:30:31,549 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 5 states. [2018-04-12 00:30:31,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:31,698 INFO L93 Difference]: Finished difference Result 108 states and 116 transitions. [2018-04-12 00:30:31,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 00:30:31,698 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-12 00:30:31,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:31,699 INFO L225 Difference]: With dead ends: 108 [2018-04-12 00:30:31,699 INFO L226 Difference]: Without dead ends: 108 [2018-04-12 00:30:31,699 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-12 00:30:31,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-04-12 00:30:31,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 98. [2018-04-12 00:30:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-04-12 00:30:31,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 107 transitions. [2018-04-12 00:30:31,706 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 107 transitions. Word has length 14 [2018-04-12 00:30:31,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:31,706 INFO L459 AbstractCegarLoop]: Abstraction has 98 states and 107 transitions. [2018-04-12 00:30:31,707 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 00:30:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 107 transitions. [2018-04-12 00:30:31,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 00:30:31,708 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:31,708 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] [2018-04-12 00:30:31,708 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:31,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1306042637, now seen corresponding path program 1 times [2018-04-12 00:30:31,708 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:31,709 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:31,709 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:31,710 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:31,723 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:31,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:31,759 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:31,759 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 00:30:31,760 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 00:30:31,760 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 00:30:31,760 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 00:30:31,760 INFO L87 Difference]: Start difference. First operand 98 states and 107 transitions. Second operand 6 states. [2018-04-12 00:30:31,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:31,844 INFO L93 Difference]: Finished difference Result 109 states and 117 transitions. [2018-04-12 00:30:31,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 00:30:31,845 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-12 00:30:31,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:31,845 INFO L225 Difference]: With dead ends: 109 [2018-04-12 00:30:31,845 INFO L226 Difference]: Without dead ends: 109 [2018-04-12 00:30:31,846 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-04-12 00:30:31,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-04-12 00:30:31,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2018-04-12 00:30:31,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-04-12 00:30:31,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 109 transitions. [2018-04-12 00:30:31,849 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 109 transitions. Word has length 25 [2018-04-12 00:30:31,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:31,850 INFO L459 AbstractCegarLoop]: Abstraction has 100 states and 109 transitions. [2018-04-12 00:30:31,850 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 00:30:31,850 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 109 transitions. [2018-04-12 00:30:31,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 00:30:31,850 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:31,850 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:31,850 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:31,850 INFO L82 PathProgramCache]: Analyzing trace with hash 2001951875, now seen corresponding path program 1 times [2018-04-12 00:30:31,851 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:31,851 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:31,851 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:31,851 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:31,861 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:31,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:31,878 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:31,878 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 00:30:31,879 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 00:30:31,879 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 00:30:31,879 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 00:30:31,879 INFO L87 Difference]: Start difference. First operand 100 states and 109 transitions. Second operand 3 states. [2018-04-12 00:30:31,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:31,891 INFO L93 Difference]: Finished difference Result 153 states and 163 transitions. [2018-04-12 00:30:31,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 00:30:31,895 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-04-12 00:30:31,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:31,896 INFO L225 Difference]: With dead ends: 153 [2018-04-12 00:30:31,896 INFO L226 Difference]: Without dead ends: 153 [2018-04-12 00:30:31,896 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 [2018-04-12 00:30:31,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-04-12 00:30:31,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 112. [2018-04-12 00:30:31,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-04-12 00:30:31,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 126 transitions. [2018-04-12 00:30:31,902 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 126 transitions. Word has length 25 [2018-04-12 00:30:31,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:31,903 INFO L459 AbstractCegarLoop]: Abstraction has 112 states and 126 transitions. [2018-04-12 00:30:31,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 00:30:31,903 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 126 transitions. [2018-04-12 00:30:31,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 00:30:31,903 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:31,904 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:31,904 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:31,904 INFO L82 PathProgramCache]: Analyzing trace with hash 1421322937, now seen corresponding path program 1 times [2018-04-12 00:30:31,904 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:31,904 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:31,905 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:31,905 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:31,915 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:31,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:31,956 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:31,956 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 00:30:31,956 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 00:30:31,956 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 00:30:31,956 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 00:30:31,957 INFO L87 Difference]: Start difference. First operand 112 states and 126 transitions. Second operand 6 states. [2018-04-12 00:30:32,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:32,084 INFO L93 Difference]: Finished difference Result 157 states and 170 transitions. [2018-04-12 00:30:32,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 00:30:32,085 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-12 00:30:32,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:32,086 INFO L225 Difference]: With dead ends: 157 [2018-04-12 00:30:32,086 INFO L226 Difference]: Without dead ends: 157 [2018-04-12 00:30:32,086 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-04-12 00:30:32,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-04-12 00:30:32,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 116. [2018-04-12 00:30:32,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-04-12 00:30:32,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 130 transitions. [2018-04-12 00:30:32,092 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 130 transitions. Word has length 25 [2018-04-12 00:30:32,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:32,093 INFO L459 AbstractCegarLoop]: Abstraction has 116 states and 130 transitions. [2018-04-12 00:30:32,093 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 00:30:32,093 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 130 transitions. [2018-04-12 00:30:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 00:30:32,093 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:32,094 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] [2018-04-12 00:30:32,094 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:32,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1832616237, now seen corresponding path program 1 times [2018-04-12 00:30:32,094 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:32,094 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:32,095 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:32,095 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:32,104 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:32,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:32,144 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:32,144 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 00:30:32,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 00:30:32,144 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 00:30:32,144 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 00:30:32,145 INFO L87 Difference]: Start difference. First operand 116 states and 130 transitions. Second operand 6 states. [2018-04-12 00:30:32,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:32,235 INFO L93 Difference]: Finished difference Result 125 states and 138 transitions. [2018-04-12 00:30:32,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 00:30:32,235 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-04-12 00:30:32,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:32,236 INFO L225 Difference]: With dead ends: 125 [2018-04-12 00:30:32,236 INFO L226 Difference]: Without dead ends: 125 [2018-04-12 00:30:32,236 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2018-04-12 00:30:32,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-04-12 00:30:32,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 115. [2018-04-12 00:30:32,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-04-12 00:30:32,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 129 transitions. [2018-04-12 00:30:32,245 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 129 transitions. Word has length 26 [2018-04-12 00:30:32,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:32,245 INFO L459 AbstractCegarLoop]: Abstraction has 115 states and 129 transitions. [2018-04-12 00:30:32,245 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 00:30:32,245 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 129 transitions. [2018-04-12 00:30:32,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 00:30:32,246 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:32,246 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:32,246 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:32,246 INFO L82 PathProgramCache]: Analyzing trace with hash -219298716, now seen corresponding path program 1 times [2018-04-12 00:30:32,246 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:32,246 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:32,248 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:32,248 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:32,255 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:32,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:32,289 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:32,289 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 00:30:32,289 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 00:30:32,289 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 00:30:32,289 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-12 00:30:32,290 INFO L87 Difference]: Start difference. First operand 115 states and 129 transitions. Second operand 7 states. [2018-04-12 00:30:32,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:32,431 INFO L93 Difference]: Finished difference Result 124 states and 139 transitions. [2018-04-12 00:30:32,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 00:30:32,431 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-04-12 00:30:32,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:32,432 INFO L225 Difference]: With dead ends: 124 [2018-04-12 00:30:32,432 INFO L226 Difference]: Without dead ends: 124 [2018-04-12 00:30:32,432 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-04-12 00:30:32,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-04-12 00:30:32,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 112. [2018-04-12 00:30:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-04-12 00:30:32,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 126 transitions. [2018-04-12 00:30:32,439 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 126 transitions. Word has length 26 [2018-04-12 00:30:32,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:32,439 INFO L459 AbstractCegarLoop]: Abstraction has 112 states and 126 transitions. [2018-04-12 00:30:32,440 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 00:30:32,440 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 126 transitions. [2018-04-12 00:30:32,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 00:30:32,440 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:32,440 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:32,440 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:32,441 INFO L82 PathProgramCache]: Analyzing trace with hash -219298715, now seen corresponding path program 1 times [2018-04-12 00:30:32,441 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:32,441 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:32,441 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:32,442 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:32,451 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:32,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:32,496 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:32,496 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 00:30:32,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 00:30:32,497 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 00:30:32,497 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-12 00:30:32,497 INFO L87 Difference]: Start difference. First operand 112 states and 126 transitions. Second operand 7 states. [2018-04-12 00:30:32,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:32,666 INFO L93 Difference]: Finished difference Result 135 states and 148 transitions. [2018-04-12 00:30:32,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 00:30:32,667 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-04-12 00:30:32,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:32,668 INFO L225 Difference]: With dead ends: 135 [2018-04-12 00:30:32,668 INFO L226 Difference]: Without dead ends: 135 [2018-04-12 00:30:32,668 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2018-04-12 00:30:32,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-04-12 00:30:32,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 99. [2018-04-12 00:30:32,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-04-12 00:30:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 111 transitions. [2018-04-12 00:30:32,671 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 111 transitions. Word has length 26 [2018-04-12 00:30:32,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:32,672 INFO L459 AbstractCegarLoop]: Abstraction has 99 states and 111 transitions. [2018-04-12 00:30:32,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 00:30:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 111 transitions. [2018-04-12 00:30:32,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-12 00:30:32,672 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:32,672 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:32,672 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:32,673 INFO L82 PathProgramCache]: Analyzing trace with hash 931644511, now seen corresponding path program 1 times [2018-04-12 00:30:32,673 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:32,673 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:32,673 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:32,674 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:32,683 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:32,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:32,731 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:32,731 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 00:30:32,731 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 00:30:32,731 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 00:30:32,732 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 00:30:32,732 INFO L87 Difference]: Start difference. First operand 99 states and 111 transitions. Second operand 6 states. [2018-04-12 00:30:32,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:32,807 INFO L93 Difference]: Finished difference Result 117 states and 129 transitions. [2018-04-12 00:30:32,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 00:30:32,808 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2018-04-12 00:30:32,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:32,808 INFO L225 Difference]: With dead ends: 117 [2018-04-12 00:30:32,808 INFO L226 Difference]: Without dead ends: 112 [2018-04-12 00:30:32,808 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-04-12 00:30:32,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-04-12 00:30:32,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 103. [2018-04-12 00:30:32,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-04-12 00:30:32,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 115 transitions. [2018-04-12 00:30:32,811 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 115 transitions. Word has length 27 [2018-04-12 00:30:32,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:32,811 INFO L459 AbstractCegarLoop]: Abstraction has 103 states and 115 transitions. [2018-04-12 00:30:32,811 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 00:30:32,811 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 115 transitions. [2018-04-12 00:30:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-12 00:30:32,811 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:32,811 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:32,811 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:32,812 INFO L82 PathProgramCache]: Analyzing trace with hash 2141170354, now seen corresponding path program 1 times [2018-04-12 00:30:32,812 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:32,812 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:32,812 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:32,812 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:32,818 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:32,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:32,871 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:30:32,871 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 00:30:32,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 00:30:32,872 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 00:30:32,872 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-12 00:30:32,872 INFO L87 Difference]: Start difference. First operand 103 states and 115 transitions. Second operand 7 states. [2018-04-12 00:30:32,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:32,983 INFO L93 Difference]: Finished difference Result 128 states and 137 transitions. [2018-04-12 00:30:32,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 00:30:32,983 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 29 [2018-04-12 00:30:32,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:32,984 INFO L225 Difference]: With dead ends: 128 [2018-04-12 00:30:32,984 INFO L226 Difference]: Without dead ends: 119 [2018-04-12 00:30:32,984 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-04-12 00:30:32,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-04-12 00:30:32,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 98. [2018-04-12 00:30:32,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-04-12 00:30:32,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 109 transitions. [2018-04-12 00:30:32,986 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 109 transitions. Word has length 29 [2018-04-12 00:30:32,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:32,986 INFO L459 AbstractCegarLoop]: Abstraction has 98 states and 109 transitions. [2018-04-12 00:30:32,986 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 00:30:32,986 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 109 transitions. [2018-04-12 00:30:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-12 00:30:32,987 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:32,987 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:32,987 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:32,987 INFO L82 PathProgramCache]: Analyzing trace with hash -258024629, now seen corresponding path program 1 times [2018-04-12 00:30:32,987 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:32,987 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:32,987 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:32,988 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:32,994 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:33,092 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:33,092 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:33,092 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 [2018-04-12 00:30:33,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:33,136 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:33,218 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 [2018-04-12 00:30:33,219 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:33,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:33,228 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-12 00:30:33,248 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 [2018-04-12 00:30:33,251 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 [2018-04-12 00:30:33,251 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:33,253 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:33,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:33,256 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:13 [2018-04-12 00:30:33,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 17 [2018-04-12 00:30:33,289 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:33,290 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 17 treesize of output 13 [2018-04-12 00:30:33,290 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:33,292 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:33,296 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:33,296 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:5 [2018-04-12 00:30:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:33,322 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:33,322 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 16 [2018-04-12 00:30:33,322 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-12 00:30:33,322 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-12 00:30:33,323 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2018-04-12 00:30:33,323 INFO L87 Difference]: Start difference. First operand 98 states and 109 transitions. Second operand 17 states. [2018-04-12 00:30:33,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:33,785 INFO L93 Difference]: Finished difference Result 179 states and 199 transitions. [2018-04-12 00:30:33,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-12 00:30:33,785 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 37 [2018-04-12 00:30:33,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:33,786 INFO L225 Difference]: With dead ends: 179 [2018-04-12 00:30:33,786 INFO L226 Difference]: Without dead ends: 179 [2018-04-12 00:30:33,787 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 27 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=222, Invalid=590, Unknown=0, NotChecked=0, Total=812 [2018-04-12 00:30:33,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-04-12 00:30:33,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 122. [2018-04-12 00:30:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-04-12 00:30:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 136 transitions. [2018-04-12 00:30:33,789 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 136 transitions. Word has length 37 [2018-04-12 00:30:33,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:33,789 INFO L459 AbstractCegarLoop]: Abstraction has 122 states and 136 transitions. [2018-04-12 00:30:33,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-12 00:30:33,789 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 136 transitions. [2018-04-12 00:30:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-12 00:30:33,789 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:33,790 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:33,790 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:33,790 INFO L82 PathProgramCache]: Analyzing trace with hash -258024628, now seen corresponding path program 1 times [2018-04-12 00:30:33,790 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:33,790 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:33,791 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:33,791 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:33,791 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:33,801 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:33,953 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:33,953 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:33,953 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 [2018-04-12 00:30:33,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:33,999 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:34,070 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 [2018-04-12 00:30:34,070 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,075 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,076 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2018-04-12 00:30:34,086 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 [2018-04-12 00:30:34,088 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 [2018-04-12 00:30:34,088 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,090 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,097 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 [2018-04-12 00:30:34,106 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 [2018-04-12 00:30:34,106 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,116 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,123 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,123 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:31, output treesize:20 [2018-04-12 00:30:34,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 17 treesize of output 13 [2018-04-12 00:30:34,169 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 5 [2018-04-12 00:30:34,169 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,172 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:30:34,180 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 3 [2018-04-12 00:30:34,180 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,183 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,186 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,187 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:31, output treesize:9 [2018-04-12 00:30:34,204 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:34,224 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:34,224 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 15 [2018-04-12 00:30:34,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-12 00:30:34,225 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-12 00:30:34,225 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2018-04-12 00:30:34,225 INFO L87 Difference]: Start difference. First operand 122 states and 136 transitions. Second operand 16 states. [2018-04-12 00:30:34,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:34,566 INFO L93 Difference]: Finished difference Result 209 states and 230 transitions. [2018-04-12 00:30:34,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-12 00:30:34,566 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 37 [2018-04-12 00:30:34,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:34,566 INFO L225 Difference]: With dead ends: 209 [2018-04-12 00:30:34,566 INFO L226 Difference]: Without dead ends: 209 [2018-04-12 00:30:34,567 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 27 SyntacticMatches, 6 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=173, Invalid=477, Unknown=0, NotChecked=0, Total=650 [2018-04-12 00:30:34,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2018-04-12 00:30:34,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 127. [2018-04-12 00:30:34,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-04-12 00:30:34,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 142 transitions. [2018-04-12 00:30:34,569 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 142 transitions. Word has length 37 [2018-04-12 00:30:34,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:34,569 INFO L459 AbstractCegarLoop]: Abstraction has 127 states and 142 transitions. [2018-04-12 00:30:34,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-12 00:30:34,569 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 142 transitions. [2018-04-12 00:30:34,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-12 00:30:34,570 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:34,570 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-12 00:30:34,570 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:34,570 INFO L82 PathProgramCache]: Analyzing trace with hash 1986336881, now seen corresponding path program 1 times [2018-04-12 00:30:34,570 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:34,571 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:34,571 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:34,571 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:34,572 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:34,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:34,581 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:34,691 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:34,692 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:34,692 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 [2018-04-12 00:30:34,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:34,735 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:34,740 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 [2018-04-12 00:30:34,740 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,742 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,742 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 00:30:34,785 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 [2018-04-12 00:30:34,787 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 [2018-04-12 00:30:34,787 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,789 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,792 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,792 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:19 [2018-04-12 00:30:34,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:34,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:34,807 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 [2018-04-12 00:30:34,807 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,814 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,814 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-12 00:30:34,845 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 [2018-04-12 00:30:34,847 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 10 treesize of output 9 [2018-04-12 00:30:34,847 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,848 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,852 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,852 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:24 [2018-04-12 00:30:34,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 20 treesize of output 16 [2018-04-12 00:30:34,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 4 [2018-04-12 00:30:34,869 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,869 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,874 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,874 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:27, output treesize:12 [2018-04-12 00:30:34,888 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 19 treesize of output 20 [2018-04-12 00:30:34,890 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 8 treesize of output 7 [2018-04-12 00:30:34,890 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,893 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,896 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:34,896 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:19 [2018-04-12 00:30:34,975 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 22 treesize of output 20 [2018-04-12 00:30:34,979 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 3 [2018-04-12 00:30:34,979 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,983 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 5 treesize of output 1 [2018-04-12 00:30:34,983 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,985 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,987 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:34,987 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:26, output treesize:3 [2018-04-12 00:30:34,992 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:35,014 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:35,014 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 21 [2018-04-12 00:30:35,015 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-12 00:30:35,015 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-12 00:30:35,015 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=352, Unknown=0, NotChecked=0, Total=420 [2018-04-12 00:30:35,015 INFO L87 Difference]: Start difference. First operand 127 states and 142 transitions. Second operand 21 states. [2018-04-12 00:30:35,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:35,511 INFO L93 Difference]: Finished difference Result 228 states and 251 transitions. [2018-04-12 00:30:35,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-12 00:30:35,511 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 39 [2018-04-12 00:30:35,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:35,512 INFO L225 Difference]: With dead ends: 228 [2018-04-12 00:30:35,512 INFO L226 Difference]: Without dead ends: 228 [2018-04-12 00:30:35,513 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 31 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=292, Invalid=1114, Unknown=0, NotChecked=0, Total=1406 [2018-04-12 00:30:35,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-04-12 00:30:35,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 127. [2018-04-12 00:30:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-04-12 00:30:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 141 transitions. [2018-04-12 00:30:35,515 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 141 transitions. Word has length 39 [2018-04-12 00:30:35,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:35,515 INFO L459 AbstractCegarLoop]: Abstraction has 127 states and 141 transitions. [2018-04-12 00:30:35,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-12 00:30:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 141 transitions. [2018-04-12 00:30:35,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-12 00:30:35,515 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:35,515 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-12 00:30:35,516 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:35,516 INFO L82 PathProgramCache]: Analyzing trace with hash -675740828, now seen corresponding path program 1 times [2018-04-12 00:30:35,516 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:35,516 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:35,516 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:35,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:35,516 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:35,523 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:35,638 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:35,638 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 [2018-04-12 00:30:35,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:35,669 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:35,718 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 [2018-04-12 00:30:35,721 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:30:35,721 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,723 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,745 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 [2018-04-12 00:30:35,747 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 [2018-04-12 00:30:35,748 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,749 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,755 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,756 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:36, output treesize:10 [2018-04-12 00:30:35,769 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 29 treesize of output 20 [2018-04-12 00:30:35,770 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 [2018-04-12 00:30:35,771 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,772 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,775 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,775 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:23 [2018-04-12 00:30:35,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 29 treesize of output 25 [2018-04-12 00:30:35,805 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:35,805 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 25 treesize of output 21 [2018-04-12 00:30:35,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,808 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 23 treesize of output 19 [2018-04-12 00:30:35,826 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:35,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-12 00:30:35,827 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,859 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,861 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:35,862 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:7 [2018-04-12 00:30:35,878 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:35,895 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:35,896 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 18 [2018-04-12 00:30:35,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-12 00:30:35,896 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-12 00:30:35,896 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-04-12 00:30:35,896 INFO L87 Difference]: Start difference. First operand 127 states and 141 transitions. Second operand 18 states. [2018-04-12 00:30:36,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:36,175 INFO L93 Difference]: Finished difference Result 174 states and 186 transitions. [2018-04-12 00:30:36,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-12 00:30:36,175 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 45 [2018-04-12 00:30:36,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:36,176 INFO L225 Difference]: With dead ends: 174 [2018-04-12 00:30:36,176 INFO L226 Difference]: Without dead ends: 174 [2018-04-12 00:30:36,176 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 37 SyntacticMatches, 4 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=170, Invalid=642, Unknown=0, NotChecked=0, Total=812 [2018-04-12 00:30:36,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-04-12 00:30:36,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 123. [2018-04-12 00:30:36,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-04-12 00:30:36,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 135 transitions. [2018-04-12 00:30:36,179 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 135 transitions. Word has length 45 [2018-04-12 00:30:36,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:36,179 INFO L459 AbstractCegarLoop]: Abstraction has 123 states and 135 transitions. [2018-04-12 00:30:36,179 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-12 00:30:36,179 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 135 transitions. [2018-04-12 00:30:36,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-12 00:30:36,180 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:36,180 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, 1, 1, 1, 1] [2018-04-12 00:30:36,180 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:36,180 INFO L82 PathProgramCache]: Analyzing trace with hash 354367232, now seen corresponding path program 1 times [2018-04-12 00:30:36,180 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:36,181 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:36,181 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:36,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:36,181 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:36,192 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:36,252 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:30:36,252 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:36,252 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 [2018-04-12 00:30:36,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:36,282 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:36,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:30:36,358 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 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 00:30:36,359 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:30:36,363 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:30:36,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:30:36,369 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:16 [2018-04-12 00:30:36,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:30:36,424 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:36,424 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 16 [2018-04-12 00:30:36,424 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-12 00:30:36,424 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-12 00:30:36,424 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2018-04-12 00:30:36,424 INFO L87 Difference]: Start difference. First operand 123 states and 135 transitions. Second operand 16 states. [2018-04-12 00:30:36,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:36,770 INFO L93 Difference]: Finished difference Result 143 states and 155 transitions. [2018-04-12 00:30:36,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-12 00:30:36,771 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 47 [2018-04-12 00:30:36,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:36,771 INFO L225 Difference]: With dead ends: 143 [2018-04-12 00:30:36,771 INFO L226 Difference]: Without dead ends: 143 [2018-04-12 00:30:36,772 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=151, Invalid=551, Unknown=0, NotChecked=0, Total=702 [2018-04-12 00:30:36,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-04-12 00:30:36,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 123. [2018-04-12 00:30:36,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-04-12 00:30:36,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 134 transitions. [2018-04-12 00:30:36,775 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 134 transitions. Word has length 47 [2018-04-12 00:30:36,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:36,775 INFO L459 AbstractCegarLoop]: Abstraction has 123 states and 134 transitions. [2018-04-12 00:30:36,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-12 00:30:36,775 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 134 transitions. [2018-04-12 00:30:36,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-12 00:30:36,775 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:36,776 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:36,776 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:36,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1428486419, now seen corresponding path program 1 times [2018-04-12 00:30:36,776 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:36,776 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:36,777 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:36,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:36,777 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:36,788 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:36,980 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:36,981 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 [2018-04-12 00:30:36,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:37,002 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:37,004 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 [2018-04-12 00:30:37,004 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,007 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:30:37,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:37,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:37,042 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 [2018-04-12 00:30:37,043 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,047 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,048 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-12 00:30:37,080 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 [2018-04-12 00:30:37,081 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 [2018-04-12 00:30:37,081 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,082 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,087 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,087 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:26 [2018-04-12 00:30:37,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 27 treesize of output 21 [2018-04-12 00:30:37,170 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:37,171 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 21 treesize of output 15 [2018-04-12 00:30:37,171 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,175 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,181 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,181 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:15 [2018-04-12 00:30:37,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:37,219 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 [2018-04-12 00:30:37,219 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:37,223 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. [2018-04-12 00:30:37,223 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:11 [2018-04-12 00:30:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:30:37,274 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:37,274 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 14] total 29 [2018-04-12 00:30:37,274 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-12 00:30:37,274 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-12 00:30:37,275 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=762, Unknown=0, NotChecked=0, Total=870 [2018-04-12 00:30:37,275 INFO L87 Difference]: Start difference. First operand 123 states and 134 transitions. Second operand 30 states. [2018-04-12 00:30:38,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:38,021 INFO L93 Difference]: Finished difference Result 229 states and 250 transitions. [2018-04-12 00:30:38,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-12 00:30:38,021 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 49 [2018-04-12 00:30:38,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:38,022 INFO L225 Difference]: With dead ends: 229 [2018-04-12 00:30:38,022 INFO L226 Difference]: Without dead ends: 229 [2018-04-12 00:30:38,022 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=458, Invalid=2092, Unknown=0, NotChecked=0, Total=2550 [2018-04-12 00:30:38,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-04-12 00:30:38,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 182. [2018-04-12 00:30:38,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-04-12 00:30:38,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 209 transitions. [2018-04-12 00:30:38,026 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 209 transitions. Word has length 49 [2018-04-12 00:30:38,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:38,026 INFO L459 AbstractCegarLoop]: Abstraction has 182 states and 209 transitions. [2018-04-12 00:30:38,026 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-12 00:30:38,026 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 209 transitions. [2018-04-12 00:30:38,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-12 00:30:38,027 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:38,027 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:38,027 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:38,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1428486420, now seen corresponding path program 1 times [2018-04-12 00:30:38,027 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:38,027 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:38,028 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:38,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:38,028 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:38,038 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:38,180 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:30:38,180 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:38,180 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 [2018-04-12 00:30:38,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:38,205 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:38,233 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 [2018-04-12 00:30:38,234 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,237 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,237 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-12 00:30:38,259 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 [2018-04-12 00:30:38,261 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 [2018-04-12 00:30:38,261 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,262 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,267 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 [2018-04-12 00:30:38,268 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 [2018-04-12 00:30:38,269 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,270 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,273 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,273 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:13 [2018-04-12 00:30:38,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 38 treesize of output 32 [2018-04-12 00:30:38,406 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:38,407 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:38,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 36 [2018-04-12 00:30:38,407 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,411 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 32 treesize of output 26 [2018-04-12 00:30:38,422 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:38,423 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 26 treesize of output 18 [2018-04-12 00:30:38,423 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,426 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,433 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:38,433 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:68, output treesize:16 [2018-04-12 00:30:38,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:38,479 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:38,480 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 17] total 26 [2018-04-12 00:30:38,480 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-12 00:30:38,480 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-12 00:30:38,480 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=592, Unknown=0, NotChecked=0, Total=702 [2018-04-12 00:30:38,480 INFO L87 Difference]: Start difference. First operand 182 states and 209 transitions. Second operand 27 states. [2018-04-12 00:30:38,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:38,921 INFO L93 Difference]: Finished difference Result 228 states and 254 transitions. [2018-04-12 00:30:38,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-12 00:30:38,921 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 49 [2018-04-12 00:30:38,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:38,928 INFO L225 Difference]: With dead ends: 228 [2018-04-12 00:30:38,928 INFO L226 Difference]: Without dead ends: 228 [2018-04-12 00:30:38,929 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 33 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=302, Invalid=1180, Unknown=0, NotChecked=0, Total=1482 [2018-04-12 00:30:38,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-04-12 00:30:38,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 195. [2018-04-12 00:30:38,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2018-04-12 00:30:38,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 223 transitions. [2018-04-12 00:30:38,934 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 223 transitions. Word has length 49 [2018-04-12 00:30:38,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:38,935 INFO L459 AbstractCegarLoop]: Abstraction has 195 states and 223 transitions. [2018-04-12 00:30:38,935 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-12 00:30:38,935 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 223 transitions. [2018-04-12 00:30:38,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-12 00:30:38,935 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:38,936 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-04-12 00:30:38,936 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:38,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1313673559, now seen corresponding path program 1 times [2018-04-12 00:30:38,936 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:38,936 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:38,937 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:38,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:38,937 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:38,948 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:39,078 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:39,078 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:39,078 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 [2018-04-12 00:30:39,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:39,101 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:39,111 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 [2018-04-12 00:30:39,111 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,113 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,114 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:30:39,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:39,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:39,152 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 [2018-04-12 00:30:39,152 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,156 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,156 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:30:39,159 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 [2018-04-12 00:30:39,160 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 10 treesize of output 9 [2018-04-12 00:30:39,160 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,161 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,166 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,166 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20 [2018-04-12 00:30:39,187 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 47 treesize of output 41 [2018-04-12 00:30:39,188 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 16 treesize of output 15 [2018-04-12 00:30:39,189 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,192 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,197 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:25 [2018-04-12 00:30:39,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 31 treesize of output 25 [2018-04-12 00:30:39,240 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:39,240 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 [2018-04-12 00:30:39,240 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,243 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,247 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:39,247 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:37, output treesize:5 [2018-04-12 00:30:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:39,293 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:39,294 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 21 [2018-04-12 00:30:39,294 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-12 00:30:39,294 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-12 00:30:39,294 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2018-04-12 00:30:39,294 INFO L87 Difference]: Start difference. First operand 195 states and 223 transitions. Second operand 22 states. [2018-04-12 00:30:39,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:39,974 INFO L93 Difference]: Finished difference Result 239 states and 259 transitions. [2018-04-12 00:30:39,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-12 00:30:39,974 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 49 [2018-04-12 00:30:39,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:39,975 INFO L225 Difference]: With dead ends: 239 [2018-04-12 00:30:39,975 INFO L226 Difference]: Without dead ends: 239 [2018-04-12 00:30:39,976 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 38 SyntacticMatches, 5 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 559 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=457, Invalid=1705, Unknown=0, NotChecked=0, Total=2162 [2018-04-12 00:30:39,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2018-04-12 00:30:39,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 198. [2018-04-12 00:30:39,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2018-04-12 00:30:39,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 227 transitions. [2018-04-12 00:30:39,979 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 227 transitions. Word has length 49 [2018-04-12 00:30:39,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:39,980 INFO L459 AbstractCegarLoop]: Abstraction has 198 states and 227 transitions. [2018-04-12 00:30:39,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-12 00:30:39,980 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 227 transitions. [2018-04-12 00:30:39,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-12 00:30:39,980 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:39,981 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-04-12 00:30:39,981 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:39,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1313673560, now seen corresponding path program 1 times [2018-04-12 00:30:39,981 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:39,981 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:39,982 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:39,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:39,982 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:39,992 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:40,170 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:40,170 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:40,170 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 [2018-04-12 00:30:40,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:40,191 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:40,193 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 [2018-04-12 00:30:40,194 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,195 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,196 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:30:40,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:40,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:40,227 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 [2018-04-12 00:30:40,228 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,231 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,231 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:30:40,259 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 [2018-04-12 00:30:40,261 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 [2018-04-12 00:30:40,261 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,262 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,268 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 [2018-04-12 00:30:40,270 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 10 treesize of output 9 [2018-04-12 00:30:40,270 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,271 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,276 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,276 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:29 [2018-04-12 00:30:40,332 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 29 treesize of output 30 [2018-04-12 00:30:40,334 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 14 treesize of output 13 [2018-04-12 00:30:40,335 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,338 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,350 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 54 treesize of output 50 [2018-04-12 00:30:40,353 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 14 treesize of output 13 [2018-04-12 00:30:40,353 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,358 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,364 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,364 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:77, output treesize:28 [2018-04-12 00:30:40,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 27 treesize of output 21 [2018-04-12 00:30:40,410 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:40,410 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 21 treesize of output 15 [2018-04-12 00:30:40,411 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,413 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 17 treesize of output 13 [2018-04-12 00:30:40,420 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:40,420 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 13 treesize of output 9 [2018-04-12 00:30:40,420 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,422 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,426 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:40,426 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:49, output treesize:9 [2018-04-12 00:30:40,447 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:40,465 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:40,465 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 29 [2018-04-12 00:30:40,465 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-12 00:30:40,465 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-12 00:30:40,465 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=767, Unknown=0, NotChecked=0, Total=870 [2018-04-12 00:30:40,465 INFO L87 Difference]: Start difference. First operand 198 states and 227 transitions. Second operand 30 states. [2018-04-12 00:30:41,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:41,314 INFO L93 Difference]: Finished difference Result 266 states and 290 transitions. [2018-04-12 00:30:41,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-12 00:30:41,314 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 49 [2018-04-12 00:30:41,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:41,315 INFO L225 Difference]: With dead ends: 266 [2018-04-12 00:30:41,315 INFO L226 Difference]: Without dead ends: 266 [2018-04-12 00:30:41,316 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 554 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=456, Invalid=1994, Unknown=0, NotChecked=0, Total=2450 [2018-04-12 00:30:41,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-04-12 00:30:41,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 206. [2018-04-12 00:30:41,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2018-04-12 00:30:41,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 236 transitions. [2018-04-12 00:30:41,318 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 236 transitions. Word has length 49 [2018-04-12 00:30:41,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:41,318 INFO L459 AbstractCegarLoop]: Abstraction has 206 states and 236 transitions. [2018-04-12 00:30:41,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-12 00:30:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 236 transitions. [2018-04-12 00:30:41,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-12 00:30:41,318 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:41,319 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-04-12 00:30:41,319 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:41,319 INFO L82 PathProgramCache]: Analyzing trace with hash 559807357, now seen corresponding path program 1 times [2018-04-12 00:30:41,319 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:41,319 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:41,319 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:41,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:41,320 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:41,327 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:41,492 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:41,492 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:41,492 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 [2018-04-12 00:30:41,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:41,521 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:41,537 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 [2018-04-12 00:30:41,538 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,538 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,539 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 00:30:41,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:30:41,574 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 [2018-04-12 00:30:41,574 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,579 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,579 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:19 [2018-04-12 00:30:41,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:41,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:41,596 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 [2018-04-12 00:30:41,596 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,600 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,601 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-12 00:30:41,635 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 [2018-04-12 00:30:41,637 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 10 treesize of output 9 [2018-04-12 00:30:41,637 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,638 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,644 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,645 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:29 [2018-04-12 00:30:41,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:41,706 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 19 treesize of output 26 [2018-04-12 00:30:41,707 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 14 treesize of output 13 [2018-04-12 00:30:41,707 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,711 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,716 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,716 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:45 [2018-04-12 00:30:41,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:41,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:41,744 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 [2018-04-12 00:30:41,745 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,751 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,751 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:44 [2018-04-12 00:30:41,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:41,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 47 [2018-04-12 00:30:41,800 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 10 treesize of output 9 [2018-04-12 00:30:41,800 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,806 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,813 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,813 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:57, output treesize:50 [2018-04-12 00:30:41,839 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 55 treesize of output 42 [2018-04-12 00:30:41,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 20 treesize of output 12 [2018-04-12 00:30:41,841 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:41,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 4 [2018-04-12 00:30:41,847 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,850 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:41,855 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:41,855 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:62, output treesize:23 [2018-04-12 00:30:41,914 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 26 treesize of output 46 [2018-04-12 00:30:41,916 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 35 treesize of output 34 [2018-04-12 00:30:41,917 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:41,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:41,943 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 2 case distinctions, treesize of input 24 treesize of output 29 [2018-04-12 00:30:41,944 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:30:41,957 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:30:41,969 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-12 00:30:41,970 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:34, output treesize:50 [2018-04-12 00:30:42,050 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 22 treesize of output 20 [2018-04-12 00:30:42,051 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 5 treesize of output 1 [2018-04-12 00:30:42,052 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:42,056 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 3 [2018-04-12 00:30:42,056 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:42,057 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:42,059 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:42,059 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:26, output treesize:3 [2018-04-12 00:30:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:42,084 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:42,084 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20] total 35 [2018-04-12 00:30:42,085 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-12 00:30:42,085 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-12 00:30:42,085 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1032, Unknown=0, NotChecked=0, Total=1190 [2018-04-12 00:30:42,085 INFO L87 Difference]: Start difference. First operand 206 states and 236 transitions. Second operand 35 states. [2018-04-12 00:30:43,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:43,011 INFO L93 Difference]: Finished difference Result 208 states and 236 transitions. [2018-04-12 00:30:43,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-12 00:30:43,011 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 51 [2018-04-12 00:30:43,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:43,012 INFO L225 Difference]: With dead ends: 208 [2018-04-12 00:30:43,012 INFO L226 Difference]: Without dead ends: 208 [2018-04-12 00:30:43,013 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=688, Invalid=3344, Unknown=0, NotChecked=0, Total=4032 [2018-04-12 00:30:43,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2018-04-12 00:30:43,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 202. [2018-04-12 00:30:43,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2018-04-12 00:30:43,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 230 transitions. [2018-04-12 00:30:43,017 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 230 transitions. Word has length 51 [2018-04-12 00:30:43,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:43,017 INFO L459 AbstractCegarLoop]: Abstraction has 202 states and 230 transitions. [2018-04-12 00:30:43,017 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-12 00:30:43,018 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 230 transitions. [2018-04-12 00:30:43,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-12 00:30:43,018 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:43,018 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] [2018-04-12 00:30:43,018 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:43,018 INFO L82 PathProgramCache]: Analyzing trace with hash -650862252, now seen corresponding path program 1 times [2018-04-12 00:30:43,019 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:43,019 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:43,019 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:43,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:43,019 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:43,029 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:43,140 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:30:43,140 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:43,141 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 [2018-04-12 00:30:43,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:43,178 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:43,220 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 [2018-04-12 00:30:43,221 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 [2018-04-12 00:30:43,222 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:43,223 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:43,226 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:43,226 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-04-12 00:30:43,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 19 treesize of output 15 [2018-04-12 00:30:43,279 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:43,279 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 [2018-04-12 00:30:43,279 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:43,281 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:43,285 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:43,285 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:3 [2018-04-12 00:30:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:30:43,322 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:43,322 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 17 [2018-04-12 00:30:43,323 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-12 00:30:43,323 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-12 00:30:43,323 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2018-04-12 00:30:43,323 INFO L87 Difference]: Start difference. First operand 202 states and 230 transitions. Second operand 18 states. [2018-04-12 00:30:43,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:43,675 INFO L93 Difference]: Finished difference Result 224 states and 252 transitions. [2018-04-12 00:30:43,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 00:30:43,675 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 53 [2018-04-12 00:30:43,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:43,676 INFO L225 Difference]: With dead ends: 224 [2018-04-12 00:30:43,676 INFO L226 Difference]: Without dead ends: 224 [2018-04-12 00:30:43,676 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 44 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=256, Invalid=736, Unknown=0, NotChecked=0, Total=992 [2018-04-12 00:30:43,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2018-04-12 00:30:43,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 201. [2018-04-12 00:30:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2018-04-12 00:30:43,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 229 transitions. [2018-04-12 00:30:43,679 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 229 transitions. Word has length 53 [2018-04-12 00:30:43,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:43,679 INFO L459 AbstractCegarLoop]: Abstraction has 201 states and 229 transitions. [2018-04-12 00:30:43,679 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-12 00:30:43,679 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 229 transitions. [2018-04-12 00:30:43,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-12 00:30:43,679 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:43,679 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, 1, 1, 1] [2018-04-12 00:30:43,679 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:43,680 INFO L82 PathProgramCache]: Analyzing trace with hash 1541721830, now seen corresponding path program 1 times [2018-04-12 00:30:43,680 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:43,680 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:43,680 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:43,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:43,680 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:43,687 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:44,077 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:44,077 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:44,077 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 [2018-04-12 00:30:44,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:44,098 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:44,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:44,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 23 treesize of output 28 [2018-04-12 00:30:44,150 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,156 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,157 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:34 [2018-04-12 00:30:44,196 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 [2018-04-12 00:30:44,198 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 [2018-04-12 00:30:44,198 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,199 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,205 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,205 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:40 [2018-04-12 00:30:44,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 36 treesize of output 28 [2018-04-12 00:30:44,314 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:44,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-12 00:30:44,315 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,321 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,327 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,327 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:52, output treesize:25 [2018-04-12 00:30:44,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:44,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:30:44,369 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,375 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. [2018-04-12 00:30:44,375 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:21 [2018-04-12 00:30:44,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:44,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:44,405 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 [2018-04-12 00:30:44,406 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:44,411 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. [2018-04-12 00:30:44,412 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:27, output treesize:25 [2018-04-12 00:30:44,461 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:30:44,479 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:44,479 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2018-04-12 00:30:44,479 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-12 00:30:44,480 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-12 00:30:44,480 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=795, Unknown=2, NotChecked=0, Total=870 [2018-04-12 00:30:44,480 INFO L87 Difference]: Start difference. First operand 201 states and 229 transitions. Second operand 30 states. [2018-04-12 00:30:45,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:45,454 INFO L93 Difference]: Finished difference Result 210 states and 237 transitions. [2018-04-12 00:30:45,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-12 00:30:45,454 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 55 [2018-04-12 00:30:45,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:45,455 INFO L225 Difference]: With dead ends: 210 [2018-04-12 00:30:45,455 INFO L226 Difference]: Without dead ends: 205 [2018-04-12 00:30:45,455 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 44 SyntacticMatches, 3 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=213, Invalid=1765, Unknown=2, NotChecked=0, Total=1980 [2018-04-12 00:30:45,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2018-04-12 00:30:45,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 197. [2018-04-12 00:30:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-04-12 00:30:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 224 transitions. [2018-04-12 00:30:45,458 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 224 transitions. Word has length 55 [2018-04-12 00:30:45,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:45,458 INFO L459 AbstractCegarLoop]: Abstraction has 197 states and 224 transitions. [2018-04-12 00:30:45,458 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-12 00:30:45,458 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 224 transitions. [2018-04-12 00:30:45,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-12 00:30:45,458 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:45,458 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:30:45,458 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:45,458 INFO L82 PathProgramCache]: Analyzing trace with hash 14954361, now seen corresponding path program 2 times [2018-04-12 00:30:45,459 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:45,459 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:45,459 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:45,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:45,459 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:45,466 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:45,712 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:45,712 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:45,712 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 [2018-04-12 00:30:45,719 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:30:45,739 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:30:45,739 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:30:45,741 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:45,794 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 [2018-04-12 00:30:45,796 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 [2018-04-12 00:30:45,796 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,798 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,807 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 [2018-04-12 00:30:45,809 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 [2018-04-12 00:30:45,809 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,811 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,817 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,817 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:19 [2018-04-12 00:30:45,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:30:45,828 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 3 [2018-04-12 00:30:45,828 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,829 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,833 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,833 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:25, output treesize:14 [2018-04-12 00:30:45,861 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 23 treesize of output 14 [2018-04-12 00:30:45,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:30:45,863 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,864 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,867 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,867 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:27, output treesize:17 [2018-04-12 00:30:45,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 19 treesize of output 15 [2018-04-12 00:30:45,880 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 15 treesize of output 7 [2018-04-12 00:30:45,881 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,882 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,883 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:45,883 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:7 [2018-04-12 00:30:45,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:30:45,895 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 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 00:30:45,895 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:30:45,897 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:30:45,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:30:45,900 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:15, output treesize:8 [2018-04-12 00:30:45,926 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:30:45,956 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:45,956 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 16] total 20 [2018-04-12 00:30:45,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-12 00:30:45,957 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-12 00:30:45,957 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2018-04-12 00:30:45,957 INFO L87 Difference]: Start difference. First operand 197 states and 224 transitions. Second operand 20 states. [2018-04-12 00:30:46,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:46,406 INFO L93 Difference]: Finished difference Result 204 states and 230 transitions. [2018-04-12 00:30:46,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-12 00:30:46,406 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 57 [2018-04-12 00:30:46,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:46,407 INFO L225 Difference]: With dead ends: 204 [2018-04-12 00:30:46,407 INFO L226 Difference]: Without dead ends: 176 [2018-04-12 00:30:46,407 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 49 SyntacticMatches, 8 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=241, Invalid=1165, Unknown=0, NotChecked=0, Total=1406 [2018-04-12 00:30:46,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2018-04-12 00:30:46,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 175. [2018-04-12 00:30:46,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-04-12 00:30:46,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 201 transitions. [2018-04-12 00:30:46,409 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 201 transitions. Word has length 57 [2018-04-12 00:30:46,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:46,409 INFO L459 AbstractCegarLoop]: Abstraction has 175 states and 201 transitions. [2018-04-12 00:30:46,409 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-12 00:30:46,409 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 201 transitions. [2018-04-12 00:30:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-12 00:30:46,410 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:46,410 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1] [2018-04-12 00:30:46,410 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:46,410 INFO L82 PathProgramCache]: Analyzing trace with hash 168193392, now seen corresponding path program 1 times [2018-04-12 00:30:46,410 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:46,410 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:46,411 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:46,411 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:30:46,411 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:46,421 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:46,752 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:46,752 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:46,777 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 [2018-04-12 00:30:46,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:46,805 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:46,806 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 [2018-04-12 00:30:46,807 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,809 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,809 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:30:46,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:46,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:46,854 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 [2018-04-12 00:30:46,854 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,857 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,858 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:30:46,892 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 [2018-04-12 00:30:46,894 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 [2018-04-12 00:30:46,894 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,896 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,903 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 [2018-04-12 00:30:46,904 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 10 treesize of output 9 [2018-04-12 00:30:46,904 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,905 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,910 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,911 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:29 [2018-04-12 00:30:46,972 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 [2018-04-12 00:30:46,972 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,986 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:46,986 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:34 [2018-04-12 00:30:47,004 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 33 treesize of output 34 [2018-04-12 00:30:47,006 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 14 treesize of output 13 [2018-04-12 00:30:47,006 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,009 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,018 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 47 treesize of output 41 [2018-04-12 00:30:47,020 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 14 treesize of output 13 [2018-04-12 00:30:47,020 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,023 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,028 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,028 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:74, output treesize:38 [2018-04-12 00:30:47,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 19 treesize of output 15 [2018-04-12 00:30:47,080 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:47,081 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 [2018-04-12 00:30:47,081 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,083 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,088 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:47,088 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:59, output treesize:44 [2018-04-12 00:30:47,153 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:47,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 41 [2018-04-12 00:30:47,156 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:47,157 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 [2018-04-12 00:30:47,157 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 8 treesize of output 4 [2018-04-12 00:30:47,161 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,162 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,167 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:47,167 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:53, output treesize:5 [2018-04-12 00:30:47,190 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:47,208 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:47,208 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 33 [2018-04-12 00:30:47,209 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-12 00:30:47,209 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-12 00:30:47,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1013, Unknown=0, NotChecked=0, Total=1122 [2018-04-12 00:30:47,209 INFO L87 Difference]: Start difference. First operand 175 states and 201 transitions. Second operand 34 states. [2018-04-12 00:30:48,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:48,712 INFO L93 Difference]: Finished difference Result 207 states and 228 transitions. [2018-04-12 00:30:48,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-12 00:30:48,712 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 57 [2018-04-12 00:30:48,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:48,713 INFO L225 Difference]: With dead ends: 207 [2018-04-12 00:30:48,713 INFO L226 Difference]: Without dead ends: 207 [2018-04-12 00:30:48,714 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 39 SyntacticMatches, 6 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1226 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=705, Invalid=3717, Unknown=0, NotChecked=0, Total=4422 [2018-04-12 00:30:48,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2018-04-12 00:30:48,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 181. [2018-04-12 00:30:48,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-04-12 00:30:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 209 transitions. [2018-04-12 00:30:48,716 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 209 transitions. Word has length 57 [2018-04-12 00:30:48,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:48,716 INFO L459 AbstractCegarLoop]: Abstraction has 181 states and 209 transitions. [2018-04-12 00:30:48,716 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-12 00:30:48,716 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 209 transitions. [2018-04-12 00:30:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-12 00:30:48,716 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:48,716 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1] [2018-04-12 00:30:48,716 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:48,716 INFO L82 PathProgramCache]: Analyzing trace with hash 168193393, now seen corresponding path program 1 times [2018-04-12 00:30:48,716 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:48,717 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:48,717 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:48,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:48,717 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:48,727 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:49,171 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:49,171 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 [2018-04-12 00:30:49,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:49,192 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:49,194 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 [2018-04-12 00:30:49,194 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,196 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:30:49,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:49,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:49,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:30:49,238 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,241 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,241 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:30:49,277 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 [2018-04-12 00:30:49,278 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 10 treesize of output 9 [2018-04-12 00:30:49,278 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,279 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,287 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 13 treesize of output 10 [2018-04-12 00:30:49,288 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 [2018-04-12 00:30:49,289 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,290 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,295 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,295 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:29 [2018-04-12 00:30:49,360 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 [2018-04-12 00:30:49,360 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,366 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,366 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:37 [2018-04-12 00:30:49,379 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 57 treesize of output 51 [2018-04-12 00:30:49,380 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 14 treesize of output 13 [2018-04-12 00:30:49,381 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,384 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,400 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 33 treesize of output 34 [2018-04-12 00:30:49,401 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 14 treesize of output 13 [2018-04-12 00:30:49,401 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,404 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,409 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,410 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:74, output treesize:51 [2018-04-12 00:30:49,567 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:49,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 65 [2018-04-12 00:30:49,576 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:49,577 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 [2018-04-12 00:30:49,577 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,587 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:49,588 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 33 treesize of output 28 [2018-04-12 00:30:49,588 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:49,596 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:49,611 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 35 treesize of output 31 [2018-04-12 00:30:49,613 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:49,614 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 13 treesize of output 9 [2018-04-12 00:30:49,614 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:49,621 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 [2018-04-12 00:30:49,621 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,624 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,630 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:49,631 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:96, output treesize:9 [2018-04-12 00:30:49,668 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:49,688 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:49,688 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 35 [2018-04-12 00:30:49,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-12 00:30:49,689 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-12 00:30:49,690 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1144, Unknown=0, NotChecked=0, Total=1260 [2018-04-12 00:30:49,690 INFO L87 Difference]: Start difference. First operand 181 states and 209 transitions. Second operand 36 states. [2018-04-12 00:30:51,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:51,291 INFO L93 Difference]: Finished difference Result 236 states and 261 transitions. [2018-04-12 00:30:51,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-12 00:30:51,292 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 57 [2018-04-12 00:30:51,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:51,292 INFO L225 Difference]: With dead ends: 236 [2018-04-12 00:30:51,292 INFO L226 Difference]: Without dead ends: 236 [2018-04-12 00:30:51,293 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 38 SyntacticMatches, 5 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1083 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=552, Invalid=3354, Unknown=0, NotChecked=0, Total=3906 [2018-04-12 00:30:51,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-04-12 00:30:51,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 191. [2018-04-12 00:30:51,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-04-12 00:30:51,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 220 transitions. [2018-04-12 00:30:51,305 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 220 transitions. Word has length 57 [2018-04-12 00:30:51,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:51,305 INFO L459 AbstractCegarLoop]: Abstraction has 191 states and 220 transitions. [2018-04-12 00:30:51,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-12 00:30:51,305 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 220 transitions. [2018-04-12 00:30:51,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-12 00:30:51,305 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:51,305 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1] [2018-04-12 00:30:51,306 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:51,306 INFO L82 PathProgramCache]: Analyzing trace with hash 1867939104, now seen corresponding path program 1 times [2018-04-12 00:30:51,306 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:51,306 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:51,306 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:51,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:51,307 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:51,317 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:30:51,536 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:51,536 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:30:51,541 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:51,559 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:51,561 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 [2018-04-12 00:30:51,562 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,563 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,563 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:30:51,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:51,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:51,605 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 [2018-04-12 00:30:51,606 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,611 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,611 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-12 00:30:51,652 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 [2018-04-12 00:30:51,653 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 10 treesize of output 9 [2018-04-12 00:30:51,654 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,655 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,663 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 [2018-04-12 00:30:51,665 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 [2018-04-12 00:30:51,665 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,666 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,672 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,672 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:50, output treesize:36 [2018-04-12 00:30:51,737 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 12 [2018-04-12 00:30:51,738 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 12 treesize of output 15 [2018-04-12 00:30:51,739 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,739 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,745 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,745 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:55 [2018-04-12 00:30:51,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:51,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:51,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:51,799 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 20 treesize of output 21 [2018-04-12 00:30:51,799 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,804 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,805 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:60, output treesize:53 [2018-04-12 00:30:51,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:51,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 41 [2018-04-12 00:30:51,873 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 14 treesize of output 13 [2018-04-12 00:30:51,873 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,878 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:51,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 66 [2018-04-12 00:30:51,894 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:30:51,894 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,901 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,919 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:51,919 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:79, output treesize:65 [2018-04-12 00:30:52,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 55 treesize of output 60 [2018-04-12 00:30:52,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 00:30:52,016 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:52,019 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:52,026 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:52,027 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:106, output treesize:88 [2018-04-12 00:30:52,130 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 94 treesize of output 73 [2018-04-12 00:30:52,131 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:52,132 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 41 treesize of output 33 [2018-04-12 00:30:52,132 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:52,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 40 treesize of output 16 [2018-04-12 00:30:52,155 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:52,159 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:52,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 21 treesize of output 17 [2018-04-12 00:30:52,167 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:52,168 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 17 treesize of output 13 [2018-04-12 00:30:52,168 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:52,169 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:52,174 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:52,175 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:109, output treesize:19 [2018-04-12 00:30:52,222 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 22 treesize of output 20 [2018-04-12 00:30:52,224 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 3 [2018-04-12 00:30:52,224 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:52,227 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 5 treesize of output 1 [2018-04-12 00:30:52,227 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:52,228 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:52,229 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:52,229 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:26, output treesize:3 [2018-04-12 00:30:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:30:52,264 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:52,264 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 42 [2018-04-12 00:30:52,264 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-12 00:30:52,264 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-12 00:30:52,265 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1554, Unknown=0, NotChecked=0, Total=1722 [2018-04-12 00:30:52,265 INFO L87 Difference]: Start difference. First operand 191 states and 220 transitions. Second operand 42 states. [2018-04-12 00:30:53,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:53,754 INFO L93 Difference]: Finished difference Result 302 states and 344 transitions. [2018-04-12 00:30:53,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-12 00:30:53,755 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 61 [2018-04-12 00:30:53,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:53,755 INFO L225 Difference]: With dead ends: 302 [2018-04-12 00:30:53,755 INFO L226 Difference]: Without dead ends: 302 [2018-04-12 00:30:53,756 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 41 SyntacticMatches, 2 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1204 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=598, Invalid=3958, Unknown=0, NotChecked=0, Total=4556 [2018-04-12 00:30:53,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-04-12 00:30:53,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 204. [2018-04-12 00:30:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-04-12 00:30:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 233 transitions. [2018-04-12 00:30:53,758 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 233 transitions. Word has length 61 [2018-04-12 00:30:53,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:53,758 INFO L459 AbstractCegarLoop]: Abstraction has 204 states and 233 transitions. [2018-04-12 00:30:53,758 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-12 00:30:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 233 transitions. [2018-04-12 00:30:53,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-12 00:30:53,759 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:53,759 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:30:53,759 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:53,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1675016983, now seen corresponding path program 2 times [2018-04-12 00:30:53,759 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:53,759 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:53,759 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:53,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:30:53,760 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:53,779 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:54,102 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:54,102 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:54,102 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:30:54,108 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:30:54,130 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:30:54,130 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:30:54,132 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:54,135 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 [2018-04-12 00:30:54,136 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,137 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,138 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:30:54,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:54,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:54,190 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 [2018-04-12 00:30:54,190 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,195 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:30:54,206 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 [2018-04-12 00:30:54,208 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 10 treesize of output 9 [2018-04-12 00:30:54,209 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,210 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,218 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,218 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-12 00:30:54,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:54,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:54,248 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 [2018-04-12 00:30:54,248 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,254 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,254 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:21 [2018-04-12 00:30:54,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2018-04-12 00:30:54,310 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 10 treesize of output 9 [2018-04-12 00:30:54,311 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,313 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,318 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:32 [2018-04-12 00:30:54,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:54,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:54,390 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 23 treesize of output 39 [2018-04-12 00:30:54,390 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,399 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. [2018-04-12 00:30:54,399 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:67, output treesize:71 [2018-04-12 00:30:54,445 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 83 [2018-04-12 00:30:54,452 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 71 [2018-04-12 00:30:54,453 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:30:54,475 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 70 treesize of output 69 [2018-04-12 00:30:54,475 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,489 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:30:54,503 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:30:54,504 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:93, output treesize:97 [2018-04-12 00:30:54,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 39 treesize of output 31 [2018-04-12 00:30:54,578 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:30:54,579 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 31 treesize of output 19 [2018-04-12 00:30:54,579 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,582 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:54,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:54,586 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:44, output treesize:15 [2018-04-12 00:30:54,639 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:54,656 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:54,656 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 33 [2018-04-12 00:30:54,656 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-12 00:30:54,657 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-12 00:30:54,657 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1006, Unknown=0, NotChecked=0, Total=1122 [2018-04-12 00:30:54,657 INFO L87 Difference]: Start difference. First operand 204 states and 233 transitions. Second operand 34 states. [2018-04-12 00:30:58,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:30:58,221 INFO L93 Difference]: Finished difference Result 430 states and 474 transitions. [2018-04-12 00:30:58,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2018-04-12 00:30:58,221 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 61 [2018-04-12 00:30:58,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:30:58,222 INFO L225 Difference]: With dead ends: 430 [2018-04-12 00:30:58,222 INFO L226 Difference]: Without dead ends: 430 [2018-04-12 00:30:58,223 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 46 SyntacticMatches, 4 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3534 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=2099, Invalid=8613, Unknown=0, NotChecked=0, Total=10712 [2018-04-12 00:30:58,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2018-04-12 00:30:58,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 240. [2018-04-12 00:30:58,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-04-12 00:30:58,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 273 transitions. [2018-04-12 00:30:58,226 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 273 transitions. Word has length 61 [2018-04-12 00:30:58,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:30:58,226 INFO L459 AbstractCegarLoop]: Abstraction has 240 states and 273 transitions. [2018-04-12 00:30:58,226 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-12 00:30:58,227 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 273 transitions. [2018-04-12 00:30:58,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-12 00:30:58,227 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:30:58,227 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:30:58,227 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:30:58,227 INFO L82 PathProgramCache]: Analyzing trace with hash -1675016982, now seen corresponding path program 2 times [2018-04-12 00:30:58,227 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:30:58,228 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:30:58,228 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:58,228 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:30:58,228 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:30:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:30:58,236 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:30:58,733 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:58,733 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:30:58,734 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:30:58,739 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:30:58,757 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:30:58,757 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:30:58,759 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:30:58,761 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 [2018-04-12 00:30:58,762 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,764 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:30:58,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:58,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:58,792 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 [2018-04-12 00:30:58,792 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,798 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,798 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:30:58,839 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 [2018-04-12 00:30:58,841 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 10 treesize of output 9 [2018-04-12 00:30:58,841 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,842 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,850 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 [2018-04-12 00:30:58,851 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 [2018-04-12 00:30:58,852 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,852 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,858 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,859 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:45 [2018-04-12 00:30:58,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:58,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:58,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:58,924 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 20 treesize of output 21 [2018-04-12 00:30:58,925 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,929 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,929 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:38 [2018-04-12 00:30:58,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:58,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-12 00:30:58,983 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:30:58,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:58,988 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:59,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2018-04-12 00:30:59,005 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 14 treesize of output 13 [2018-04-12 00:30:59,005 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,008 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,019 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,019 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:81, output treesize:67 [2018-04-12 00:30:59,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:59,134 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 25 [2018-04-12 00:30:59,135 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:59,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:30:59,153 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 [2018-04-12 00:30:59,154 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,165 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:59,165 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:100, output treesize:93 [2018-04-12 00:30:59,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 103 [2018-04-12 00:30:59,214 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 20 treesize of output 19 [2018-04-12 00:30:59,215 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,223 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 42 [2018-04-12 00:30:59,242 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 [2018-04-12 00:30:59,242 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,246 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:59,259 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:146, output treesize:80 [2018-04-12 00:30:59,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 45 [2018-04-12 00:30:59,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 37 treesize of output 24 [2018-04-12 00:30:59,340 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 17 treesize of output 9 [2018-04-12 00:30:59,346 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,349 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:30:59,357 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 3 [2018-04-12 00:30:59,357 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,358 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:30:59,363 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:30:59,363 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:91, output treesize:18 [2018-04-12 00:30:59,431 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:30:59,449 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:30:59,449 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 38 [2018-04-12 00:30:59,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-12 00:30:59,449 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-12 00:30:59,450 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=1349, Unknown=0, NotChecked=0, Total=1482 [2018-04-12 00:30:59,450 INFO L87 Difference]: Start difference. First operand 240 states and 273 transitions. Second operand 39 states. [2018-04-12 00:31:04,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:31:04,988 INFO L93 Difference]: Finished difference Result 566 states and 614 transitions. [2018-04-12 00:31:04,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2018-04-12 00:31:04,988 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 61 [2018-04-12 00:31:04,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:31:04,989 INFO L225 Difference]: With dead ends: 566 [2018-04-12 00:31:04,989 INFO L226 Difference]: Without dead ends: 566 [2018-04-12 00:31:04,991 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3336 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=2054, Invalid=9502, Unknown=0, NotChecked=0, Total=11556 [2018-04-12 00:31:04,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2018-04-12 00:31:04,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 300. [2018-04-12 00:31:04,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2018-04-12 00:31:04,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 344 transitions. [2018-04-12 00:31:04,994 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 344 transitions. Word has length 61 [2018-04-12 00:31:04,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:31:04,994 INFO L459 AbstractCegarLoop]: Abstraction has 300 states and 344 transitions. [2018-04-12 00:31:04,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-12 00:31:04,994 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 344 transitions. [2018-04-12 00:31:04,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-12 00:31:04,995 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:31:04,995 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-04-12 00:31:04,995 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:31:04,995 INFO L82 PathProgramCache]: Analyzing trace with hash -569896026, now seen corresponding path program 2 times [2018-04-12 00:31:04,995 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:31:04,995 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:31:04,995 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:04,995 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:31:04,996 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:04,998 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:31:05,016 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-12 00:31:05,017 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:31:05,017 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 00:31:05,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 00:31:05,017 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 00:31:05,017 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 00:31:05,017 INFO L87 Difference]: Start difference. First operand 300 states and 344 transitions. Second operand 3 states. [2018-04-12 00:31:05,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:31:05,025 INFO L93 Difference]: Finished difference Result 246 states and 269 transitions. [2018-04-12 00:31:05,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 00:31:05,027 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-04-12 00:31:05,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:31:05,028 INFO L225 Difference]: With dead ends: 246 [2018-04-12 00:31:05,028 INFO L226 Difference]: Without dead ends: 246 [2018-04-12 00:31:05,028 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 [2018-04-12 00:31:05,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2018-04-12 00:31:05,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 198. [2018-04-12 00:31:05,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2018-04-12 00:31:05,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 220 transitions. [2018-04-12 00:31:05,031 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 220 transitions. Word has length 61 [2018-04-12 00:31:05,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:31:05,031 INFO L459 AbstractCegarLoop]: Abstraction has 198 states and 220 transitions. [2018-04-12 00:31:05,031 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 00:31:05,031 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 220 transitions. [2018-04-12 00:31:05,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-12 00:31:05,032 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:31:05,032 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:31:05,032 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:31:05,032 INFO L82 PathProgramCache]: Analyzing trace with hash -323555649, now seen corresponding path program 2 times [2018-04-12 00:31:05,032 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:31:05,032 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:31:05,033 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:05,033 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:31:05,033 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:05,043 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:31:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:05,563 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:31:05,563 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:31:05,568 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:31:05,585 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:31:05,585 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:31:05,587 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:31:05,589 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 [2018-04-12 00:31:05,589 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,591 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,591 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:31:05,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:05,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:05,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:31:05,628 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,632 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,633 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:31:05,689 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 [2018-04-12 00:31:05,690 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 10 treesize of output 9 [2018-04-12 00:31:05,690 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,691 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,700 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 [2018-04-12 00:31:05,702 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 [2018-04-12 00:31:05,702 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,703 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,710 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,710 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:29 [2018-04-12 00:31:05,809 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 23 treesize of output 24 [2018-04-12 00:31:05,811 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 [2018-04-12 00:31:05,811 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,815 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,826 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 23 treesize of output 30 [2018-04-12 00:31:05,828 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 16 treesize of output 15 [2018-04-12 00:31:05,828 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,832 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,839 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,839 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:29 [2018-04-12 00:31:05,898 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 41 treesize of output 28 [2018-04-12 00:31:05,899 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 28 treesize of output 27 [2018-04-12 00:31:05,899 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,900 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,904 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:05,904 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:64, output treesize:50 [2018-04-12 00:31:06,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:06,041 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:06,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 66 [2018-04-12 00:31:06,043 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:06,044 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 25 treesize of output 21 [2018-04-12 00:31:06,044 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:06,049 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:06,049 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 33 treesize of output 30 [2018-04-12 00:31:06,050 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:06,053 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:06,060 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 [2018-04-12 00:31:06,062 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:06,062 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 13 treesize of output 9 [2018-04-12 00:31:06,062 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:06,067 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:06,067 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 17 treesize of output 13 [2018-04-12 00:31:06,067 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:06,078 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:06,081 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:06,081 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:83, output treesize:7 [2018-04-12 00:31:06,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:31:06,114 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 3 [2018-04-12 00:31:06,114 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:06,115 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:06,116 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:06,116 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-12 00:31:06,142 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:06,160 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:31:06,160 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 21] total 44 [2018-04-12 00:31:06,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-12 00:31:06,160 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-12 00:31:06,160 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=1757, Unknown=0, NotChecked=0, Total=1892 [2018-04-12 00:31:06,161 INFO L87 Difference]: Start difference. First operand 198 states and 220 transitions. Second operand 44 states. [2018-04-12 00:31:07,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:31:07,890 INFO L93 Difference]: Finished difference Result 204 states and 214 transitions. [2018-04-12 00:31:07,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-12 00:31:07,891 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 65 [2018-04-12 00:31:07,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:31:07,891 INFO L225 Difference]: With dead ends: 204 [2018-04-12 00:31:07,892 INFO L226 Difference]: Without dead ends: 201 [2018-04-12 00:31:07,892 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 46 SyntacticMatches, 3 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1559 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=680, Invalid=5172, Unknown=0, NotChecked=0, Total=5852 [2018-04-12 00:31:07,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2018-04-12 00:31:07,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 178. [2018-04-12 00:31:07,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2018-04-12 00:31:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 189 transitions. [2018-04-12 00:31:07,895 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 189 transitions. Word has length 65 [2018-04-12 00:31:07,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:31:07,896 INFO L459 AbstractCegarLoop]: Abstraction has 178 states and 189 transitions. [2018-04-12 00:31:07,896 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-12 00:31:07,896 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 189 transitions. [2018-04-12 00:31:07,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-12 00:31:07,896 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:31:07,897 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:31:07,897 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:31:07,897 INFO L82 PathProgramCache]: Analyzing trace with hash -1095664711, now seen corresponding path program 1 times [2018-04-12 00:31:07,897 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:31:07,897 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:31:07,897 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:07,898 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:31:07,898 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:07,908 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:31:08,200 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:08,200 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:31:08,200 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:31:08,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:31:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:08,250 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:31:08,256 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 [2018-04-12 00:31:08,256 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,258 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,258 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:31:08,294 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:08,294 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:08,295 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 [2018-04-12 00:31:08,295 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,298 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,299 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:31:08,305 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 13 treesize of output 10 [2018-04-12 00:31:08,306 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 [2018-04-12 00:31:08,307 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,308 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,315 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 [2018-04-12 00:31:08,317 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 10 treesize of output 9 [2018-04-12 00:31:08,317 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,318 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,323 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,323 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:29 [2018-04-12 00:31:08,364 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 62 treesize of output 58 [2018-04-12 00:31:08,365 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 14 treesize of output 13 [2018-04-12 00:31:08,365 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,370 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,380 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 29 treesize of output 30 [2018-04-12 00:31:08,384 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 14 treesize of output 13 [2018-04-12 00:31:08,384 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,387 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,394 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,394 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:77, output treesize:28 [2018-04-12 00:31:08,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 27 treesize of output 21 [2018-04-12 00:31:08,446 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:08,447 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 21 treesize of output 15 [2018-04-12 00:31:08,447 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,449 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 17 treesize of output 13 [2018-04-12 00:31:08,456 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:08,457 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 13 treesize of output 9 [2018-04-12 00:31:08,457 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,458 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,463 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:08,463 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:49, output treesize:9 [2018-04-12 00:31:08,496 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 00:31:08,514 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:31:08,514 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15] total 29 [2018-04-12 00:31:08,515 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-12 00:31:08,515 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-12 00:31:08,515 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=771, Unknown=0, NotChecked=0, Total=870 [2018-04-12 00:31:08,515 INFO L87 Difference]: Start difference. First operand 178 states and 189 transitions. Second operand 30 states. [2018-04-12 00:31:09,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:31:09,524 INFO L93 Difference]: Finished difference Result 209 states and 219 transitions. [2018-04-12 00:31:09,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-12 00:31:09,524 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 69 [2018-04-12 00:31:09,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:31:09,524 INFO L225 Difference]: With dead ends: 209 [2018-04-12 00:31:09,524 INFO L226 Difference]: Without dead ends: 209 [2018-04-12 00:31:09,525 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 56 SyntacticMatches, 3 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 726 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=591, Invalid=2601, Unknown=0, NotChecked=0, Total=3192 [2018-04-12 00:31:09,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2018-04-12 00:31:09,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 181. [2018-04-12 00:31:09,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-04-12 00:31:09,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 192 transitions. [2018-04-12 00:31:09,526 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 192 transitions. Word has length 69 [2018-04-12 00:31:09,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:31:09,527 INFO L459 AbstractCegarLoop]: Abstraction has 181 states and 192 transitions. [2018-04-12 00:31:09,527 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-12 00:31:09,527 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 192 transitions. [2018-04-12 00:31:09,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-12 00:31:09,527 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:31:09,527 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:31:09,528 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:31:09,528 INFO L82 PathProgramCache]: Analyzing trace with hash -318312702, now seen corresponding path program 3 times [2018-04-12 00:31:09,528 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:31:09,528 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:31:09,528 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:09,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:31:09,528 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:09,539 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:31:10,096 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:10,096 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:31:10,096 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:31:10,101 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:31:10,127 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-12 00:31:10,127 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:31:10,129 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:31:10,131 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 [2018-04-12 00:31:10,131 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,133 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,133 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:31:10,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:10,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:10,166 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 [2018-04-12 00:31:10,167 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,172 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,172 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:31:10,222 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 [2018-04-12 00:31:10,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-12 00:31:10,223 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,224 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,233 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 [2018-04-12 00:31:10,235 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 [2018-04-12 00:31:10,235 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,236 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,244 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,244 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:53, output treesize:45 [2018-04-12 00:31:10,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:10,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:10,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:10,448 INFO L303 Elim1Store]: Index analysis took 101 ms [2018-04-12 00:31:10,448 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 20 treesize of output 21 [2018-04-12 00:31:10,448 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,454 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,454 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:45 [2018-04-12 00:31:10,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:10,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-12 00:31:10,511 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 14 treesize of output 13 [2018-04-12 00:31:10,512 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,516 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,526 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:10,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-12 00:31:10,530 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:31:10,530 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,537 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,547 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,547 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:71, output treesize:57 [2018-04-12 00:31:10,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 135 [2018-04-12 00:31:10,641 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 [2018-04-12 00:31:10,641 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,648 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,663 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 105 [2018-04-12 00:31:10,665 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 [2018-04-12 00:31:10,665 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,671 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,679 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,680 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:160, output treesize:78 [2018-04-12 00:31:10,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 74 treesize of output 64 [2018-04-12 00:31:10,740 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 54 [2018-04-12 00:31:10,740 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:10,745 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:10,752 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:10,752 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:69 [2018-04-12 00:31:10,844 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:10,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 50 [2018-04-12 00:31:10,846 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:10,852 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 39 [2018-04-12 00:31:10,852 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:10,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 22 treesize of output 18 [2018-04-12 00:31:10,863 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,865 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,870 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:10,870 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:78, output treesize:5 [2018-04-12 00:31:10,906 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:10,924 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:31:10,924 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21] total 41 [2018-04-12 00:31:10,924 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-12 00:31:10,924 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-12 00:31:10,925 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1577, Unknown=0, NotChecked=0, Total=1722 [2018-04-12 00:31:10,925 INFO L87 Difference]: Start difference. First operand 181 states and 192 transitions. Second operand 42 states. [2018-04-12 00:31:13,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:31:13,741 INFO L93 Difference]: Finished difference Result 299 states and 310 transitions. [2018-04-12 00:31:13,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-12 00:31:13,742 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 69 [2018-04-12 00:31:13,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:31:13,742 INFO L225 Difference]: With dead ends: 299 [2018-04-12 00:31:13,742 INFO L226 Difference]: Without dead ends: 299 [2018-04-12 00:31:13,743 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 49 SyntacticMatches, 4 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1790 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=1047, Invalid=6093, Unknown=0, NotChecked=0, Total=7140 [2018-04-12 00:31:13,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2018-04-12 00:31:13,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 184. [2018-04-12 00:31:13,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-04-12 00:31:13,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 196 transitions. [2018-04-12 00:31:13,745 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 196 transitions. Word has length 69 [2018-04-12 00:31:13,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:31:13,745 INFO L459 AbstractCegarLoop]: Abstraction has 184 states and 196 transitions. [2018-04-12 00:31:13,745 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-12 00:31:13,745 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 196 transitions. [2018-04-12 00:31:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-12 00:31:13,745 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:31:13,745 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:31:13,746 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:31:13,746 INFO L82 PathProgramCache]: Analyzing trace with hash -318312701, now seen corresponding path program 2 times [2018-04-12 00:31:13,746 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:31:13,746 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:31:13,746 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:13,746 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:31:13,746 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:13,758 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:31:14,393 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:14,393 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:31:14,393 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:31:14,398 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:31:14,419 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:31:14,419 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:31:14,421 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:31:14,423 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 [2018-04-12 00:31:14,423 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,425 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,425 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:31:14,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,456 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 [2018-04-12 00:31:14,456 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,462 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,462 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:31:14,511 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 [2018-04-12 00:31:14,512 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 [2018-04-12 00:31:14,513 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,514 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,526 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 [2018-04-12 00:31:14,528 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 10 treesize of output 9 [2018-04-12 00:31:14,528 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,529 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,537 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,537 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:53, output treesize:45 [2018-04-12 00:31:14,635 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,636 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 16 treesize of output 13 [2018-04-12 00:31:14,637 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,644 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,644 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:40 [2018-04-12 00:31:14,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 35 [2018-04-12 00:31:14,706 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:31:14,707 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,714 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 30 [2018-04-12 00:31:14,727 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 16 treesize of output 15 [2018-04-12 00:31:14,728 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,731 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,738 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:63, output treesize:60 [2018-04-12 00:31:14,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 112 [2018-04-12 00:31:14,846 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 [2018-04-12 00:31:14,846 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,855 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:14,872 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 56 treesize of output 87 [2018-04-12 00:31:14,874 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 [2018-04-12 00:31:14,874 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,879 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,888 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:14,888 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:148, output treesize:75 [2018-04-12 00:31:15,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:15,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:15,040 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:15,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:15,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 87 [2018-04-12 00:31:15,043 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:15,047 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 48 [2018-04-12 00:31:15,048 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:15,063 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:15,067 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 2 case distinctions, treesize of input 53 treesize of output 53 [2018-04-12 00:31:15,068 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:31:15,069 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:15,069 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 47 treesize of output 39 [2018-04-12 00:31:15,070 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:15,086 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:15,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-04-12 00:31:15,103 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:15,103 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 13 treesize of output 9 [2018-04-12 00:31:15,103 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:15,109 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 [2018-04-12 00:31:15,109 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:15,113 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:15,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-04-12 00:31:15,117 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:15,117 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 13 treesize of output 9 [2018-04-12 00:31:15,117 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:15,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:15,133 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 13 treesize of output 9 [2018-04-12 00:31:15,133 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:15,137 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:15,152 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:15,152 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 4 variables, input treesize:108, output treesize:9 [2018-04-12 00:31:15,207 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:15,225 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:31:15,225 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 22] total 45 [2018-04-12 00:31:15,226 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-12 00:31:15,226 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-12 00:31:15,226 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1918, Unknown=0, NotChecked=0, Total=2070 [2018-04-12 00:31:15,226 INFO L87 Difference]: Start difference. First operand 184 states and 196 transitions. Second operand 46 states. [2018-04-12 00:31:19,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:31:19,316 INFO L93 Difference]: Finished difference Result 334 states and 345 transitions. [2018-04-12 00:31:19,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-12 00:31:19,316 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 69 [2018-04-12 00:31:19,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:31:19,317 INFO L225 Difference]: With dead ends: 334 [2018-04-12 00:31:19,317 INFO L226 Difference]: Without dead ends: 334 [2018-04-12 00:31:19,317 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 49 SyntacticMatches, 2 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2143 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1166, Invalid=7764, Unknown=0, NotChecked=0, Total=8930 [2018-04-12 00:31:19,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2018-04-12 00:31:19,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 185. [2018-04-12 00:31:19,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-12 00:31:19,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 197 transitions. [2018-04-12 00:31:19,319 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 197 transitions. Word has length 69 [2018-04-12 00:31:19,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:31:19,320 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 197 transitions. [2018-04-12 00:31:19,320 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-12 00:31:19,320 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 197 transitions. [2018-04-12 00:31:19,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-12 00:31:19,320 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:31:19,320 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2018-04-12 00:31:19,320 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:31:19,320 INFO L82 PathProgramCache]: Analyzing trace with hash -842708615, now seen corresponding path program 1 times [2018-04-12 00:31:19,320 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:31:19,320 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:31:19,321 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:19,321 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:31:19,321 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:19,327 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:31:19,474 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:31:19,475 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:31:19,475 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:31:19,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:31:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:19,503 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:31:19,504 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 [2018-04-12 00:31:19,504 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,507 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,507 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:31:19,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:19,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:19,544 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 [2018-04-12 00:31:19,545 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,549 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,549 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:31:19,557 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 [2018-04-12 00:31:19,559 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 10 treesize of output 9 [2018-04-12 00:31:19,559 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,561 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,571 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 [2018-04-12 00:31:19,573 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 [2018-04-12 00:31:19,573 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,575 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,583 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,583 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:29 [2018-04-12 00:31:19,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 16 treesize of output 12 [2018-04-12 00:31:19,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 4 [2018-04-12 00:31:19,594 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,595 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,599 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,599 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:26, output treesize:15 [2018-04-12 00:31:19,616 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 23 treesize of output 24 [2018-04-12 00:31:19,617 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 [2018-04-12 00:31:19,617 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,620 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,625 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,625 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:30, output treesize:13 [2018-04-12 00:31:19,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:31:19,650 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 3 [2018-04-12 00:31:19,650 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,651 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,651 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:19,651 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3 [2018-04-12 00:31:19,663 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 00:31:19,681 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:31:19,681 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 21 [2018-04-12 00:31:19,682 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-12 00:31:19,682 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-12 00:31:19,682 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=388, Unknown=0, NotChecked=0, Total=462 [2018-04-12 00:31:19,682 INFO L87 Difference]: Start difference. First operand 185 states and 197 transitions. Second operand 22 states. [2018-04-12 00:31:20,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:31:20,269 INFO L93 Difference]: Finished difference Result 214 states and 225 transitions. [2018-04-12 00:31:20,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-12 00:31:20,270 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 73 [2018-04-12 00:31:20,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:31:20,270 INFO L225 Difference]: With dead ends: 214 [2018-04-12 00:31:20,270 INFO L226 Difference]: Without dead ends: 214 [2018-04-12 00:31:20,271 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 62 SyntacticMatches, 8 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 578 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=465, Invalid=1697, Unknown=0, NotChecked=0, Total=2162 [2018-04-12 00:31:20,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-04-12 00:31:20,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 184. [2018-04-12 00:31:20,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-04-12 00:31:20,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 196 transitions. [2018-04-12 00:31:20,272 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 196 transitions. Word has length 73 [2018-04-12 00:31:20,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:31:20,272 INFO L459 AbstractCegarLoop]: Abstraction has 184 states and 196 transitions. [2018-04-12 00:31:20,272 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-12 00:31:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 196 transitions. [2018-04-12 00:31:20,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-12 00:31:20,273 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:31:20,273 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 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] [2018-04-12 00:31:20,273 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:31:20,273 INFO L82 PathProgramCache]: Analyzing trace with hash -197663311, now seen corresponding path program 1 times [2018-04-12 00:31:20,273 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:31:20,273 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:31:20,273 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:20,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:31:20,273 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:20,280 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:31:20,728 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:20,728 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:31:20,728 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:31:20,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:31:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:20,756 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:31:20,757 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 [2018-04-12 00:31:20,757 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,759 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,759 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:31:20,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:20,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:20,804 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 [2018-04-12 00:31:20,804 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,809 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,809 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-12 00:31:20,848 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 [2018-04-12 00:31:20,849 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 10 treesize of output 9 [2018-04-12 00:31:20,850 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,851 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,859 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 [2018-04-12 00:31:20,860 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 [2018-04-12 00:31:20,860 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,861 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,867 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,868 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:50, output treesize:36 [2018-04-12 00:31:20,939 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 12 [2018-04-12 00:31:20,940 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 12 treesize of output 15 [2018-04-12 00:31:20,940 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,941 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,947 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,947 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:55 [2018-04-12 00:31:20,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:20,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:20,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:20,976 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 20 treesize of output 21 [2018-04-12 00:31:20,977 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,983 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:20,983 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:60, output treesize:53 [2018-04-12 00:31:21,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2018-04-12 00:31:21,042 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:31:21,042 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,047 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 41 [2018-04-12 00:31:21,062 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 14 treesize of output 13 [2018-04-12 00:31:21,062 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,065 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,074 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,074 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:84, output treesize:70 [2018-04-12 00:31:21,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 46 [2018-04-12 00:31:21,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 00:31:21,179 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,182 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,191 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,191 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:104, output treesize:114 [2018-04-12 00:31:21,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,225 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 [2018-04-12 00:31:21,225 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,233 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,233 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:119, output treesize:113 [2018-04-12 00:31:21,302 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 123 [2018-04-12 00:31:21,310 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 10 treesize of output 9 [2018-04-12 00:31:21,310 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,320 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2018-04-12 00:31:21,336 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 [2018-04-12 00:31:21,336 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,342 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,353 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,353 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:139, output treesize:105 [2018-04-12 00:31:21,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 88 treesize of output 198 [2018-04-12 00:31:21,495 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 153 treesize of output 152 [2018-04-12 00:31:21,495 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,521 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,526 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 2 case distinctions, treesize of input 86 treesize of output 111 [2018-04-12 00:31:21,526 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:31:21,540 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:21,556 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:21,556 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:167, output treesize:303 [2018-04-12 00:31:21,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:21,788 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 120 [2018-04-12 00:31:21,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 42 treesize of output 19 [2018-04-12 00:31:21,790 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,800 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:21,800 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 37 treesize of output 29 [2018-04-12 00:31:21,800 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 28 treesize of output 16 [2018-04-12 00:31:21,809 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:21,815 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:21,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 45 treesize of output 41 [2018-04-12 00:31:21,837 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:21,838 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 17 treesize of output 13 [2018-04-12 00:31:21,838 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,843 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 164 treesize of output 150 [2018-04-12 00:31:21,862 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:21,862 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 127 treesize of output 113 [2018-04-12 00:31:21,863 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,876 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,894 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 90 [2018-04-12 00:31:21,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 30 treesize of output 18 [2018-04-12 00:31:21,896 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:21,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 22 treesize of output 14 [2018-04-12 00:31:21,905 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:21,913 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:21,913 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 35 treesize of output 25 [2018-04-12 00:31:21,913 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:21,919 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:21,932 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:21,932 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 11 variables, input treesize:323, output treesize:50 [2018-04-12 00:31:22,010 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 22 treesize of output 20 [2018-04-12 00:31:22,012 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 5 treesize of output 1 [2018-04-12 00:31:22,066 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:22,069 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 3 [2018-04-12 00:31:22,069 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:22,070 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:22,072 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:22,072 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:26, output treesize:3 [2018-04-12 00:31:22,116 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:31:22,133 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:31:22,134 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 29] total 54 [2018-04-12 00:31:22,134 INFO L442 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-04-12 00:31:22,134 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-04-12 00:31:22,134 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=2602, Unknown=0, NotChecked=0, Total=2862 [2018-04-12 00:31:22,134 INFO L87 Difference]: Start difference. First operand 184 states and 196 transitions. Second operand 54 states. [2018-04-12 00:31:25,096 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 118 DAG size of output 96 [2018-04-12 00:31:25,267 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 120 DAG size of output 98 [2018-04-12 00:31:26,111 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 105 DAG size of output 97 [2018-04-12 00:31:28,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:31:28,679 INFO L93 Difference]: Finished difference Result 358 states and 371 transitions. [2018-04-12 00:31:28,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-12 00:31:28,679 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 73 [2018-04-12 00:31:28,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:31:28,680 INFO L225 Difference]: With dead ends: 358 [2018-04-12 00:31:28,680 INFO L226 Difference]: Without dead ends: 358 [2018-04-12 00:31:28,681 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5759 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=2515, Invalid=15041, Unknown=0, NotChecked=0, Total=17556 [2018-04-12 00:31:28,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-04-12 00:31:28,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 215. [2018-04-12 00:31:28,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2018-04-12 00:31:28,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 237 transitions. [2018-04-12 00:31:28,683 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 237 transitions. Word has length 73 [2018-04-12 00:31:28,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:31:28,683 INFO L459 AbstractCegarLoop]: Abstraction has 215 states and 237 transitions. [2018-04-12 00:31:28,683 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-04-12 00:31:28,684 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 237 transitions. [2018-04-12 00:31:28,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-12 00:31:28,684 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:31:28,684 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-12 00:31:28,684 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:31:28,684 INFO L82 PathProgramCache]: Analyzing trace with hash -312476171, now seen corresponding path program 3 times [2018-04-12 00:31:28,685 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:31:28,685 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:31:28,685 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:28,685 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:31:28,685 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:31:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:31:28,698 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:31:29,264 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:29,264 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:31:29,264 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:31:29,269 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:31:29,305 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-12 00:31:29,305 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:31:29,308 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:31:29,364 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 [2018-04-12 00:31:29,365 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 [2018-04-12 00:31:29,365 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,366 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,372 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 [2018-04-12 00:31:29,373 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:31:29,373 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,374 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,379 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,379 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:19 [2018-04-12 00:31:29,447 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 12 [2018-04-12 00:31:29,449 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 12 treesize of output 15 [2018-04-12 00:31:29,449 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,450 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,454 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,454 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:36, output treesize:40 [2018-04-12 00:31:29,551 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 43 treesize of output 55 [2018-04-12 00:31:29,553 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 52 treesize of output 51 [2018-04-12 00:31:29,553 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,562 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,579 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 49 treesize of output 57 [2018-04-12 00:31:29,581 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 50 treesize of output 49 [2018-04-12 00:31:29,581 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,596 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:29,597 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 32 treesize of output 29 [2018-04-12 00:31:29,597 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,606 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:29,617 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:29,618 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:66, output treesize:86 [2018-04-12 00:31:29,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:29,759 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 51 treesize of output 70 [2018-04-12 00:31:29,761 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 61 treesize of output 69 [2018-04-12 00:31:29,762 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,783 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:29,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:29,783 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 49 treesize of output 56 [2018-04-12 00:31:29,784 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,797 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:29,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:29,832 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 80 treesize of output 107 [2018-04-12 00:31:29,835 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 98 treesize of output 110 [2018-04-12 00:31:29,835 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,861 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:29,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:29,862 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 78 treesize of output 89 [2018-04-12 00:31:29,862 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:29,880 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:29,909 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:31:29,909 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:132, output treesize:269 [2018-04-12 00:31:29,987 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 58 treesize of output 57 [2018-04-12 00:31:29,988 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,032 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 99 treesize of output 98 [2018-04-12 00:31:30,032 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,082 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 81 treesize of output 80 [2018-04-12 00:31:30,082 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,127 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 66 treesize of output 65 [2018-04-12 00:31:30,128 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,166 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:31:30,166 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:305, output treesize:301 [2018-04-12 00:31:30,348 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:30,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 103 treesize of output 115 [2018-04-12 00:31:30,359 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:30,359 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 102 [2018-04-12 00:31:30,359 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,395 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:30,566 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 80 treesize of output 88 [2018-04-12 00:31:30,568 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:30,569 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 74 treesize of output 69 [2018-04-12 00:31:30,569 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,606 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 77 treesize of output 76 [2018-04-12 00:31:30,606 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,632 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:30,770 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:30,770 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 80 treesize of output 74 [2018-04-12 00:31:30,772 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:30,773 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:30,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2018-04-12 00:31:30,773 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,781 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:30,890 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 88 treesize of output 89 [2018-04-12 00:31:30,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:31:30,892 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,902 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,987 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 84 treesize of output 81 [2018-04-12 00:31:30,989 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 [2018-04-12 00:31:30,989 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:30,997 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:31,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:31,081 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 121 treesize of output 129 [2018-04-12 00:31:31,083 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 [2018-04-12 00:31:31,083 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:31,108 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:31,186 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 117 treesize of output 121 [2018-04-12 00:31:31,188 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:31,189 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 0 case distinctions, treesize of input 107 treesize of output 101 [2018-04-12 00:31:31,190 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:31,234 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 114 treesize of output 113 [2018-04-12 00:31:31,235 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:31,266 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:31,343 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 49 treesize of output 46 [2018-04-12 00:31:31,344 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 [2018-04-12 00:31:31,344 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:31,351 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:31,437 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-2 vars, End of recursive call: 1 dim-0 vars, and 6 xjuncts. [2018-04-12 00:31:31,437 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 12 variables, input treesize:393, output treesize:437 [2018-04-12 00:31:31,610 WARN L151 SmtUtils]: Spent 106ms on a formula simplification. DAG size of input: 79 DAG size of output 75 [2018-04-12 00:31:31,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:31,981 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 75 treesize of output 124 [2018-04-12 00:31:31,983 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 105 treesize of output 123 [2018-04-12 00:31:31,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,013 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:32,014 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,014 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 88 treesize of output 95 [2018-04-12 00:31:32,014 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,035 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:32,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,182 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 112 treesize of output 181 [2018-04-12 00:31:32,184 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 158 treesize of output 184 [2018-04-12 00:31:32,185 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,217 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:32,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,218 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 119 treesize of output 130 [2018-04-12 00:31:32,218 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,240 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:32,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,385 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 139 treesize of output 241 [2018-04-12 00:31:32,389 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 213 treesize of output 243 [2018-04-12 00:31:32,389 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,448 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:32,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,449 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 173 treesize of output 180 [2018-04-12 00:31:32,449 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,480 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:32,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,607 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 133 treesize of output 235 [2018-04-12 00:31:32,610 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 207 treesize of output 237 [2018-04-12 00:31:32,611 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,666 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:32,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,667 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 183 treesize of output 196 [2018-04-12 00:31:32,667 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,698 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:32,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,832 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 178 treesize of output 304 [2018-04-12 00:31:32,836 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 276 treesize of output 314 [2018-04-12 00:31:32,837 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,901 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:32,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:32,903 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 224 treesize of output 241 [2018-04-12 00:31:32,903 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:32,940 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:33,074 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 5 dim-2 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-12 00:31:33,074 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:638, output treesize:1256 [2018-04-12 00:31:33,526 WARN L151 SmtUtils]: Spent 283ms on a formula simplification. DAG size of input: 158 DAG size of output 155 [2018-04-12 00:31:33,537 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 175 [2018-04-12 00:31:33,537 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:33,698 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:33,699 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 100 treesize of output 113 [2018-04-12 00:31:33,729 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:33,890 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 224 [2018-04-12 00:31:33,890 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:34,038 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 165 [2018-04-12 00:31:34,039 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:34,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:34,187 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 145 treesize of output 166 [2018-04-12 00:31:34,187 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:34,328 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 222 [2018-04-12 00:31:34,328 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:34,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 169 [2018-04-12 00:31:34,465 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:34,590 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 7 dim-1 vars, End of recursive call: 5 dim-0 vars, and 7 xjuncts. [2018-04-12 00:31:34,590 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 12 variables, input treesize:1206, output treesize:1199 [2018-04-12 00:31:34,924 WARN L148 SmtUtils]: Spent 183ms on a formula simplification that was a NOOP. DAG size: 160 [2018-04-12 00:31:35,292 WARN L148 SmtUtils]: Spent 199ms on a formula simplification that was a NOOP. DAG size: 160 [2018-04-12 00:31:35,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:35,305 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 127 treesize of output 128 [2018-04-12 00:31:35,307 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 [2018-04-12 00:31:35,307 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:35,321 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:36,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:36,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:36,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:36,805 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 153 treesize of output 172 [2018-04-12 00:31:36,809 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:36,823 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 159 treesize of output 168 [2018-04-12 00:31:36,825 INFO L267 ElimStorePlain]: Start of recursive call 5: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-12 00:31:36,965 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 150 treesize of output 149 [2018-04-12 00:31:36,965 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:37,055 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-12 00:31:39,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:39,200 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 182 treesize of output 183 [2018-04-12 00:31:39,202 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 [2018-04-12 00:31:39,202 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:39,218 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:40,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:40,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:40,996 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 149 treesize of output 163 [2018-04-12 00:31:40,998 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 166 treesize of output 165 [2018-04-12 00:31:40,999 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:41,041 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:41,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:41,044 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:41,045 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 142 treesize of output 138 [2018-04-12 00:31:41,047 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:41,047 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 51 [2018-04-12 00:31:41,047 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:41,063 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:41,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:41,066 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:41,067 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 116 treesize of output 114 [2018-04-12 00:31:41,071 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:41,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 44 [2018-04-12 00:31:41,071 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:41,083 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:41,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:41,086 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:41,087 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 168 treesize of output 168 [2018-04-12 00:31:41,089 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:41,090 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 71 [2018-04-12 00:31:41,090 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:41,104 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:42,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:42,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:42,465 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 178 treesize of output 182 [2018-04-12 00:31:42,467 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 187 treesize of output 186 [2018-04-12 00:31:42,468 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:42,506 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:43,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:43,561 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 118 treesize of output 119 [2018-04-12 00:31:43,562 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:31:43,563 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:43,575 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:44,313 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:44,315 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 188 treesize of output 180 [2018-04-12 00:31:44,317 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:44,318 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 101 treesize of output 68 [2018-04-12 00:31:44,318 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:44,333 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:44,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:44,947 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 225 treesize of output 225 [2018-04-12 00:31:44,950 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 229 [2018-04-12 00:31:44,950 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:45,015 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:45,016 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 0 case distinctions, treesize of input 207 treesize of output 193 [2018-04-12 00:31:45,016 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:45,061 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:45,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:45,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:45,689 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:45,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 188 treesize of output 181 [2018-04-12 00:31:45,701 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:45,701 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 148 [2018-04-12 00:31:45,702 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:45,751 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:45,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:45,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:45,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 221 treesize of output 204 [2018-04-12 00:31:45,780 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 242 treesize of output 241 [2018-04-12 00:31:45,780 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:45,830 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:46,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:46,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:46,319 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 176 treesize of output 166 [2018-04-12 00:31:46,321 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 185 treesize of output 184 [2018-04-12 00:31:46,321 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:46,358 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:46,745 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:46,747 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 172 treesize of output 173 [2018-04-12 00:31:46,749 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 [2018-04-12 00:31:46,749 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:46,764 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:47,107 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 247 treesize of output 236 [2018-04-12 00:31:47,122 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,123 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 243 treesize of output 199 [2018-04-12 00:31:47,123 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:47,199 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,199 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,200 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 141 [2018-04-12 00:31:47,201 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:47,245 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:47,602 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 131 treesize of output 124 [2018-04-12 00:31:47,613 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 119 [2018-04-12 00:31:47,614 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:47,654 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:47,981 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 93 [2018-04-12 00:31:47,983 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,984 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,984 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:47,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 25 [2018-04-12 00:31:47,985 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:47,993 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:48,000 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:48,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 9 case distinctions, treesize of input 172 treesize of output 162 [2018-04-12 00:31:48,019 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:48,019 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 168 [2018-04-12 00:31:48,019 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:48,075 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:48,334 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 14 dim-2 vars, End of recursive call: 9 dim-0 vars, and 12 xjuncts. [2018-04-12 00:31:48,334 INFO L202 ElimStorePlain]: Needed 42 recursive calls to eliminate 26 variables, input treesize:1395, output treesize:1485 [2018-04-12 00:31:48,718 WARN L151 SmtUtils]: Spent 156ms on a formula simplification. DAG size of input: 238 DAG size of output 72 [2018-04-12 00:31:48,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 158 treesize of output 142 [2018-04-12 00:31:48,735 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:48,735 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 122 treesize of output 74 [2018-04-12 00:31:48,735 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:48,867 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:48,867 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:48,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 72 [2018-04-12 00:31:48,867 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,006 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:49,006 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:49,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 68 [2018-04-12 00:31:49,007 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,047 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:49,047 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:49,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 64 [2018-04-12 00:31:49,047 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,119 INFO L267 ElimStorePlain]: Start of recursive call 2: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 252 treesize of output 213 [2018-04-12 00:31:49,166 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:49,167 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 190 treesize of output 153 [2018-04-12 00:31:49,167 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,201 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 178 treesize of output 129 [2018-04-12 00:31:49,201 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,225 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 129 treesize of output 106 [2018-04-12 00:31:49,225 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,246 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 120 treesize of output 95 [2018-04-12 00:31:49,247 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,265 INFO L267 ElimStorePlain]: Start of recursive call 7: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 101 [2018-04-12 00:31:49,306 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:49,306 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 97 treesize of output 58 [2018-04-12 00:31:49,306 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,330 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 58 treesize of output 51 [2018-04-12 00:31:49,330 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,349 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:49,349 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:31:49,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 56 [2018-04-12 00:31:49,350 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,361 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,385 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:31:49,385 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:528, output treesize:206 [2018-04-12 00:31:49,601 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 225 [2018-04-12 00:31:49,624 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 199 treesize of output 220 [2018-04-12 00:31:49,625 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,678 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,678 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 85 treesize of output 79 [2018-04-12 00:31:49,678 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,705 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 85 treesize of output 79 [2018-04-12 00:31:49,705 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,728 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:31:49,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,797 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 7 case distinctions, treesize of input 56 treesize of output 109 [2018-04-12 00:31:49,800 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 83 treesize of output 88 [2018-04-12 00:31:49,801 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,878 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 49 treesize of output 43 [2018-04-12 00:31:49,878 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,916 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 38 [2018-04-12 00:31:49,917 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:49,953 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 49 treesize of output 43 [2018-04-12 00:31:49,953 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:49,980 INFO L267 ElimStorePlain]: Start of recursive call 6: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:31:50,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:50,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:50,073 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 7 case distinctions, treesize of input 64 treesize of output 125 [2018-04-12 00:31:50,077 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 99 treesize of output 104 [2018-04-12 00:31:50,077 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:50,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:50,146 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 53 treesize of output 47 [2018-04-12 00:31:50,147 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:50,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:50,188 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 57 treesize of output 51 [2018-04-12 00:31:50,188 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:50,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:50,225 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 48 treesize of output 42 [2018-04-12 00:31:50,225 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:50,253 INFO L267 ElimStorePlain]: Start of recursive call 11: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:31:50,345 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-12 00:31:50,345 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:225, output treesize:615 [2018-04-12 00:31:50,679 WARN L151 SmtUtils]: Spent 181ms on a formula simplification. DAG size of input: 160 DAG size of output 145 [2018-04-12 00:31:50,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 53 [2018-04-12 00:31:50,902 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 44 treesize of output 39 [2018-04-12 00:31:50,903 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:50,917 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 41 treesize of output 34 [2018-04-12 00:31:50,918 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:50,938 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:51,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 112 [2018-04-12 00:31:51,057 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 5 treesize of output 1 [2018-04-12 00:31:51,057 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,064 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 52 [2018-04-12 00:31:51,163 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 21 [2018-04-12 00:31:51,164 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:51,173 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 5 treesize of output 1 [2018-04-12 00:31:51,173 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,177 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 52 [2018-04-12 00:31:51,269 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 10 treesize of output 15 [2018-04-12 00:31:51,270 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,276 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 11 treesize of output 7 [2018-04-12 00:31:51,276 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,281 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:51,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 115 [2018-04-12 00:31:51,386 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 80 treesize of output 75 [2018-04-12 00:31:51,386 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,460 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 83 treesize of output 76 [2018-04-12 00:31:51,461 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,525 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 83 treesize of output 78 [2018-04-12 00:31:51,525 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,586 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 76 treesize of output 71 [2018-04-12 00:31:51,586 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,648 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 71 treesize of output 66 [2018-04-12 00:31:51,648 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,709 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 70 treesize of output 63 [2018-04-12 00:31:51,709 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,769 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 70 treesize of output 65 [2018-04-12 00:31:51,770 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,829 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 63 treesize of output 58 [2018-04-12 00:31:51,829 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,881 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 78 treesize of output 71 [2018-04-12 00:31:51,881 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:51,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-12 00:31:51,928 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,001 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 68 treesize of output 63 [2018-04-12 00:31:52,001 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,028 INFO L267 ElimStorePlain]: Start of recursive call 13: 12 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:31:52,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 76 [2018-04-12 00:31:52,153 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 60 treesize of output 65 [2018-04-12 00:31:52,154 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:52,186 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 60 treesize of output 55 [2018-04-12 00:31:52,186 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,213 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 55 treesize of output 48 [2018-04-12 00:31:52,213 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,239 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 51 treesize of output 44 [2018-04-12 00:31:52,239 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,263 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 54 treesize of output 49 [2018-04-12 00:31:52,263 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,286 INFO L267 ElimStorePlain]: Start of recursive call 25: 5 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:31:52,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 75 [2018-04-12 00:31:52,427 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 61 [2018-04-12 00:31:52,428 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:52,454 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 47 treesize of output 42 [2018-04-12 00:31:52,454 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,483 INFO L267 ElimStorePlain]: Start of recursive call 31: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,652 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,652 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 175 [2018-04-12 00:31:52,669 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 178 [2018-04-12 00:31:52,671 INFO L267 ElimStorePlain]: Start of recursive call 35: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-12 00:31:52,719 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 108 treesize of output 103 [2018-04-12 00:31:52,720 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,739 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 102 treesize of output 95 [2018-04-12 00:31:52,739 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,758 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 95 treesize of output 90 [2018-04-12 00:31:52,758 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,775 INFO L267 ElimStorePlain]: Start of recursive call 34: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:52,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:52,909 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 80 [2018-04-12 00:31:52,914 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 68 treesize of output 73 [2018-04-12 00:31:52,915 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:52,939 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 54 treesize of output 49 [2018-04-12 00:31:52,940 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,955 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 51 treesize of output 44 [2018-04-12 00:31:52,955 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:52,968 INFO L267 ElimStorePlain]: Start of recursive call 39: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:31:53,104 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 9 dim-2 vars, End of recursive call: 13 dim-0 vars, and 15 xjuncts. [2018-04-12 00:31:53,104 INFO L202 ElimStorePlain]: Needed 42 recursive calls to eliminate 16 variables, input treesize:561, output treesize:746 [2018-04-12 00:31:53,552 WARN L151 SmtUtils]: Spent 304ms on a formula simplification. DAG size of input: 207 DAG size of output 124 [2018-04-12 00:31:53,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:53,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 35 [2018-04-12 00:31:53,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 26 treesize of output 15 [2018-04-12 00:31:53,726 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:53,731 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 3 [2018-04-12 00:31:53,731 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:53,734 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:53,760 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 53 treesize of output 41 [2018-04-12 00:31:53,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 21 treesize of output 14 [2018-04-12 00:31:53,761 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:53,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 25 treesize of output 14 [2018-04-12 00:31:53,767 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:53,770 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:53,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:53,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:53,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2018-04-12 00:31:53,796 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 30 [2018-04-12 00:31:53,797 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:53,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 19 [2018-04-12 00:31:53,806 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:31:53,810 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:31:53,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:53,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:31:53,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 59 [2018-04-12 00:31:53,836 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 30 [2018-04-12 00:31:53,837 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:31:53,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-12 00:31:53,847 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:53,852 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:31:53,870 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-12 00:31:53,870 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 12 variables, input treesize:217, output treesize:60 [2018-04-12 00:31:53,958 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:31:53,976 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:31:53,976 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 33] total 58 [2018-04-12 00:31:53,976 INFO L442 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-04-12 00:31:53,976 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-04-12 00:31:53,976 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=3144, Unknown=37, NotChecked=0, Total=3422 [2018-04-12 00:31:53,977 INFO L87 Difference]: Start difference. First operand 215 states and 237 transitions. Second operand 59 states. [2018-04-12 00:31:55,453 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 105 DAG size of output 62 [2018-04-12 00:31:56,702 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 94 DAG size of output 80 [2018-04-12 00:31:57,256 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 99 DAG size of output 84 [2018-04-12 00:31:57,500 WARN L151 SmtUtils]: Spent 159ms on a formula simplification. DAG size of input: 108 DAG size of output 89 [2018-04-12 00:31:57,900 WARN L151 SmtUtils]: Spent 166ms on a formula simplification. DAG size of input: 135 DAG size of output 94 [2018-04-12 00:31:58,423 WARN L151 SmtUtils]: Spent 399ms on a formula simplification. DAG size of input: 195 DAG size of output 160 [2018-04-12 00:31:58,793 WARN L151 SmtUtils]: Spent 166ms on a formula simplification. DAG size of input: 130 DAG size of output 126 [2018-04-12 00:31:59,329 WARN L151 SmtUtils]: Spent 215ms on a formula simplification. DAG size of input: 153 DAG size of output 137 [2018-04-12 00:31:59,887 WARN L151 SmtUtils]: Spent 358ms on a formula simplification. DAG size of input: 201 DAG size of output 185 [2018-04-12 00:32:00,318 WARN L151 SmtUtils]: Spent 287ms on a formula simplification. DAG size of input: 172 DAG size of output 167 [2018-04-12 00:32:03,001 WARN L151 SmtUtils]: Spent 413ms on a formula simplification. DAG size of input: 176 DAG size of output 172 [2018-04-12 00:32:03,693 WARN L151 SmtUtils]: Spent 514ms on a formula simplification. DAG size of input: 188 DAG size of output 177 [2018-04-12 00:32:03,972 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 91 DAG size of output 89 [2018-04-12 00:32:04,300 WARN L151 SmtUtils]: Spent 216ms on a formula simplification. DAG size of input: 135 DAG size of output 133 [2018-04-12 00:32:05,200 WARN L151 SmtUtils]: Spent 471ms on a formula simplification. DAG size of input: 213 DAG size of output 204 [2018-04-12 00:32:05,551 WARN L151 SmtUtils]: Spent 207ms on a formula simplification. DAG size of input: 213 DAG size of output 161 [2018-04-12 00:32:06,075 WARN L151 SmtUtils]: Spent 207ms on a formula simplification. DAG size of input: 214 DAG size of output 161 [2018-04-12 00:32:06,497 WARN L151 SmtUtils]: Spent 252ms on a formula simplification. DAG size of input: 243 DAG size of output 163 [2018-04-12 00:32:07,408 WARN L151 SmtUtils]: Spent 726ms on a formula simplification. DAG size of input: 302 DAG size of output 225 [2018-04-12 00:32:08,314 WARN L151 SmtUtils]: Spent 638ms on a formula simplification. DAG size of input: 279 DAG size of output 199 [2018-04-12 00:32:09,439 WARN L151 SmtUtils]: Spent 878ms on a formula simplification. DAG size of input: 282 DAG size of output 202 [2018-04-12 00:32:09,841 WARN L151 SmtUtils]: Spent 235ms on a formula simplification. DAG size of input: 191 DAG size of output 178 [2018-04-12 00:32:10,425 WARN L151 SmtUtils]: Spent 217ms on a formula simplification. DAG size of input: 216 DAG size of output 165 [2018-04-12 00:32:10,709 WARN L151 SmtUtils]: Spent 169ms on a formula simplification. DAG size of input: 155 DAG size of output 150 [2018-04-12 00:32:11,300 WARN L151 SmtUtils]: Spent 222ms on a formula simplification. DAG size of input: 217 DAG size of output 163 [2018-04-12 00:32:11,725 WARN L151 SmtUtils]: Spent 160ms on a formula simplification. DAG size of input: 152 DAG size of output 147 [2018-04-12 00:32:11,984 WARN L151 SmtUtils]: Spent 174ms on a formula simplification. DAG size of input: 161 DAG size of output 156 [2018-04-12 00:32:12,589 WARN L151 SmtUtils]: Spent 201ms on a formula simplification. DAG size of input: 207 DAG size of output 155 [2018-04-12 00:32:12,942 WARN L151 SmtUtils]: Spent 196ms on a formula simplification. DAG size of input: 208 DAG size of output 155 [2018-04-12 00:32:13,262 WARN L151 SmtUtils]: Spent 176ms on a formula simplification. DAG size of input: 164 DAG size of output 159 [2018-04-12 00:32:13,538 WARN L151 SmtUtils]: Spent 183ms on a formula simplification. DAG size of input: 166 DAG size of output 160 [2018-04-12 00:32:13,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:32:13,557 INFO L93 Difference]: Finished difference Result 322 states and 346 transitions. [2018-04-12 00:32:13,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2018-04-12 00:32:13,558 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 73 [2018-04-12 00:32:13,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:32:13,558 INFO L225 Difference]: With dead ends: 322 [2018-04-12 00:32:13,559 INFO L226 Difference]: Without dead ends: 322 [2018-04-12 00:32:13,559 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 42 SyntacticMatches, 4 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4625 ImplicationChecksByTransitivity, 18.3s TimeCoverageRelationStatistics Valid=2158, Invalid=15055, Unknown=79, NotChecked=0, Total=17292 [2018-04-12 00:32:13,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2018-04-12 00:32:13,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 218. [2018-04-12 00:32:13,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2018-04-12 00:32:13,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 241 transitions. [2018-04-12 00:32:13,561 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 241 transitions. Word has length 73 [2018-04-12 00:32:13,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:32:13,561 INFO L459 AbstractCegarLoop]: Abstraction has 218 states and 241 transitions. [2018-04-12 00:32:13,561 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states. [2018-04-12 00:32:13,561 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 241 transitions. [2018-04-12 00:32:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-12 00:32:13,561 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:32:13,561 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-12 00:32:13,562 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:32:13,562 INFO L82 PathProgramCache]: Analyzing trace with hash -312476170, now seen corresponding path program 3 times [2018-04-12 00:32:13,562 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:32:13,562 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:32:13,562 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:32:13,562 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:32:13,562 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:32:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:32:13,572 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:32:14,091 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:32:14,091 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:32:14,091 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:32:14,096 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:32:14,132 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-12 00:32:14,132 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:32:14,135 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:32:14,140 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 [2018-04-12 00:32:14,141 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,144 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,145 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2018-04-12 00:32:14,205 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 [2018-04-12 00:32:14,206 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 [2018-04-12 00:32:14,206 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,207 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,215 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 [2018-04-12 00:32:14,217 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 [2018-04-12 00:32:14,217 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,218 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,224 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,224 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:35 [2018-04-12 00:32:14,303 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 12 [2018-04-12 00:32:14,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 15 [2018-04-12 00:32:14,304 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,306 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,312 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,312 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:55, output treesize:59 [2018-04-12 00:32:14,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,347 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 [2018-04-12 00:32:14,347 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,359 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,360 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2018-04-12 00:32:14,361 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,368 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,369 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:70, output treesize:62 [2018-04-12 00:32:14,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 62 [2018-04-12 00:32:14,445 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2018-04-12 00:32:14,445 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,463 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:14,464 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 39 treesize of output 34 [2018-04-12 00:32:14,464 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,473 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:14,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 68 treesize of output 73 [2018-04-12 00:32:14,495 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 14 treesize of output 13 [2018-04-12 00:32:14,495 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,502 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,504 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 56 treesize of output 47 [2018-04-12 00:32:14,506 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:14,507 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 30 treesize of output 25 [2018-04-12 00:32:14,507 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,512 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,531 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:14,531 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:88, output treesize:134 [2018-04-12 00:32:14,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,704 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 131 treesize of output 150 [2018-04-12 00:32:14,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 00:32:14,706 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,716 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,742 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 56 treesize of output 61 [2018-04-12 00:32:14,744 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 12 treesize of output 11 [2018-04-12 00:32:14,744 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,751 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,770 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:14,770 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:188, output treesize:184 [2018-04-12 00:32:14,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,831 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 147 treesize of output 176 [2018-04-12 00:32:14,831 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,871 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 160 treesize of output 172 [2018-04-12 00:32:14,871 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 79 [2018-04-12 00:32:14,909 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:14,945 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 75 treesize of output 79 [2018-04-12 00:32:14,945 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:14,978 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:14,978 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:224, output treesize:236 [2018-04-12 00:32:15,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 197 [2018-04-12 00:32:15,137 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 10 treesize of output 9 [2018-04-12 00:32:15,137 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,160 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,207 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 181 treesize of output 182 [2018-04-12 00:32:15,209 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 [2018-04-12 00:32:15,209 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,227 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,269 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 96 treesize of output 97 [2018-04-12 00:32:15,271 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 14 treesize of output 13 [2018-04-12 00:32:15,271 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,285 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 97 [2018-04-12 00:32:15,328 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 10 treesize of output 9 [2018-04-12 00:32:15,329 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,341 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,373 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:15,373 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:282, output treesize:288 [2018-04-12 00:32:15,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,646 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 143 treesize of output 197 [2018-04-12 00:32:15,648 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 181 [2018-04-12 00:32:15,649 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,709 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 2 case distinctions, treesize of input 138 treesize of output 173 [2018-04-12 00:32:15,710 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:15,759 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:15,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,844 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 3 case distinctions, treesize of input 282 treesize of output 390 [2018-04-12 00:32:15,847 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 345 treesize of output 364 [2018-04-12 00:32:15,847 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:15,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:15,938 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 2 case distinctions, treesize of input 273 treesize of output 338 [2018-04-12 00:32:15,938 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:16,000 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:16,099 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-12 00:32:16,100 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:426, output treesize:905 [2018-04-12 00:32:16,280 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,280 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,281 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 312 treesize of output 333 [2018-04-12 00:32:16,282 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:16,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,399 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,400 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,400 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 169 treesize of output 200 [2018-04-12 00:32:16,400 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:16,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 325 treesize of output 324 [2018-04-12 00:32:16,538 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:16,676 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,676 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,677 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,677 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 306 treesize of output 365 [2018-04-12 00:32:16,677 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:16,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,794 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 168 treesize of output 175 [2018-04-12 00:32:16,794 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:16,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:16,909 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 305 treesize of output 326 [2018-04-12 00:32:16,909 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:17,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:17,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:17,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:17,020 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 173 treesize of output 166 [2018-04-12 00:32:17,020 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:17,125 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 166 treesize of output 165 [2018-04-12 00:32:17,125 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:17,223 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-12 00:32:17,224 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 12 variables, input treesize:961, output treesize:949 [2018-04-12 00:32:17,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:17,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:17,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:17,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:17,637 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 5 new quantified variables, introduced 6 case distinctions, treesize of input 347 treesize of output 305 [2018-04-12 00:32:17,647 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 405 treesize of output 401 [2018-04-12 00:32:17,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:17,995 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:18,195 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:18,196 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 297 treesize of output 267 [2018-04-12 00:32:18,196 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:18,300 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:32:18,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:18,859 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 188 treesize of output 183 [2018-04-12 00:32:18,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:18,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 183 [2018-04-12 00:32:18,863 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:18,937 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 184 [2018-04-12 00:32:18,937 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:18,974 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:19,395 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 184 treesize of output 222 [2018-04-12 00:32:19,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:19,398 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 190 treesize of output 233 [2018-04-12 00:32:19,399 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:19,464 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 191 treesize of output 190 [2018-04-12 00:32:19,465 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:19,501 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:19,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:19,850 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:19,851 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 274 treesize of output 246 [2018-04-12 00:32:19,853 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:19,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 99 [2018-04-12 00:32:19,853 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:19,881 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:19,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:19,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 323 treesize of output 310 [2018-04-12 00:32:19,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:19,901 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 293 treesize of output 306 [2018-04-12 00:32:19,901 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:19,996 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 320 treesize of output 319 [2018-04-12 00:32:19,996 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:20,042 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:20,045 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:20,047 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 248 treesize of output 223 [2018-04-12 00:32:20,049 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:20,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 140 [2018-04-12 00:32:20,050 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:20,072 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:20,348 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:20,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:20,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:20,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 181 [2018-04-12 00:32:20,353 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:20,354 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 86 treesize of output 70 [2018-04-12 00:32:20,354 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:20,376 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:20,614 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:20,615 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 131 treesize of output 115 [2018-04-12 00:32:20,616 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:20,617 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 38 [2018-04-12 00:32:20,617 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:20,630 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:20,828 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:20,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:20,830 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:20,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:20,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:20,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:20,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:20,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:20,835 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 321 treesize of output 298 [2018-04-12 00:32:20,841 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:20,851 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 127 treesize of output 177 [2018-04-12 00:32:20,852 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:32:20,893 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:21,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:21,069 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:21,071 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 196 [2018-04-12 00:32:21,073 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:21,073 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2018-04-12 00:32:21,073 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:21,091 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:21,258 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 8 dim-2 vars, End of recursive call: 7 dim-0 vars, and 6 xjuncts. [2018-04-12 00:32:21,258 INFO L202 ElimStorePlain]: Needed 26 recursive calls to eliminate 16 variables, input treesize:1041, output treesize:1148 [2018-04-12 00:32:21,619 WARN L151 SmtUtils]: Spent 191ms on a formula simplification. DAG size of input: 211 DAG size of output 162 [2018-04-12 00:32:22,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:22,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:22,133 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 189 treesize of output 281 [2018-04-12 00:32:22,136 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 262 treesize of output 259 [2018-04-12 00:32:22,136 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:22,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:22,222 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 2 case distinctions, treesize of input 146 treesize of output 159 [2018-04-12 00:32:22,222 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:22,268 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:22,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:22,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:22,466 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:22,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 158 [2018-04-12 00:32:22,468 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 63 treesize of output 60 [2018-04-12 00:32:22,468 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:22,481 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:22,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:22,652 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:22,663 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 611 treesize of output 831 [2018-04-12 00:32:22,666 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 760 treesize of output 757 [2018-04-12 00:32:22,667 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:22,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:22,787 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 2 case distinctions, treesize of input 412 treesize of output 509 [2018-04-12 00:32:22,788 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:22,853 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:23,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:23,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:23,066 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 4 case distinctions, treesize of input 332 treesize of output 458 [2018-04-12 00:32:23,069 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 417 treesize of output 414 [2018-04-12 00:32:23,069 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:23,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:23,141 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 2 case distinctions, treesize of input 243 treesize of output 300 [2018-04-12 00:32:23,142 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:23,186 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:23,402 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:23,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:23,407 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:23,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 319 [2018-04-12 00:32:23,409 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 117 treesize of output 114 [2018-04-12 00:32:23,409 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:23,425 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:23,618 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 5 dim-2 vars, End of recursive call: 7 dim-0 vars, and 8 xjuncts. [2018-04-12 00:32:23,618 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 9 variables, input treesize:1502, output treesize:1957 [2018-04-12 00:32:24,009 WARN L148 SmtUtils]: Spent 161ms on a formula simplification that was a NOOP. DAG size: 239 [2018-04-12 00:32:24,319 WARN L148 SmtUtils]: Spent 135ms on a formula simplification that was a NOOP. DAG size: 239 [2018-04-12 00:32:24,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,339 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 169 treesize of output 269 [2018-04-12 00:32:24,354 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 243 treesize of output 248 [2018-04-12 00:32:24,355 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:32:24,418 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 182 treesize of output 178 [2018-04-12 00:32:24,419 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,460 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 209 treesize of output 200 [2018-04-12 00:32:24,460 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,491 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 200 treesize of output 177 [2018-04-12 00:32:24,492 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,520 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 177 treesize of output 172 [2018-04-12 00:32:24,520 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,552 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 172 treesize of output 167 [2018-04-12 00:32:24,552 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,578 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 157 treesize of output 148 [2018-04-12 00:32:24,579 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,603 INFO L267 ElimStorePlain]: Start of recursive call 2: 7 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:24,779 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 273 treesize of output 307 [2018-04-12 00:32:24,788 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 20 treesize of output 25 [2018-04-12 00:32:24,788 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,808 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 31 treesize of output 1 [2018-04-12 00:32:24,808 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,823 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 11 treesize of output 7 [2018-04-12 00:32:24,824 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,835 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:24,989 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,989 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:24,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 114 [2018-04-12 00:32:24,997 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 10 treesize of output 15 [2018-04-12 00:32:24,997 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,012 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 11 treesize of output 7 [2018-04-12 00:32:25,012 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,020 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 [2018-04-12 00:32:25,021 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,028 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 182 treesize of output 206 [2018-04-12 00:32:25,313 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 202 treesize of output 218 [2018-04-12 00:32:25,314 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:32:25,388 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 151 treesize of output 142 [2018-04-12 00:32:25,389 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,436 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 142 treesize of output 137 [2018-04-12 00:32:25,436 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,484 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 137 treesize of output 132 [2018-04-12 00:32:25,484 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,533 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 170 treesize of output 164 [2018-04-12 00:32:25,533 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,579 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 164 treesize of output 160 [2018-04-12 00:32:25,579 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,625 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 147 treesize of output 142 [2018-04-12 00:32:25,626 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:25,667 INFO L267 ElimStorePlain]: Start of recursive call 18: 7 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:25,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 444 treesize of output 678 [2018-04-12 00:32:25,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:25,875 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 578 treesize of output 610 [2018-04-12 00:32:25,876 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:32:26,169 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 560 treesize of output 509 [2018-04-12 00:32:26,169 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:26,378 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 598 treesize of output 593 [2018-04-12 00:32:26,379 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:26,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:26,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:26,591 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 509 treesize of output 503 [2018-04-12 00:32:26,591 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:26,798 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 503 treesize of output 498 [2018-04-12 00:32:26,798 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:26,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 504 treesize of output 500 [2018-04-12 00:32:27,000 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:27,200 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 498 treesize of output 489 [2018-04-12 00:32:27,200 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:27,453 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 524 treesize of output 499 [2018-04-12 00:32:27,453 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:27,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:27,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:27,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 499 treesize of output 493 [2018-04-12 00:32:27,634 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:27,820 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 493 treesize of output 484 [2018-04-12 00:32:27,820 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:28,003 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 512 treesize of output 487 [2018-04-12 00:32:28,004 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:28,188 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 484 treesize of output 479 [2018-04-12 00:32:28,188 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:28,347 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 497 treesize of output 488 [2018-04-12 00:32:28,347 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:28,504 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 510 treesize of output 505 [2018-04-12 00:32:28,504 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:28,869 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 555 treesize of output 504 [2018-04-12 00:32:28,869 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:28,984 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 505 treesize of output 480 [2018-04-12 00:32:28,984 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:29,094 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 504 treesize of output 479 [2018-04-12 00:32:29,094 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:29,203 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 479 treesize of output 474 [2018-04-12 00:32:29,203 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:29,311 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 480 treesize of output 471 [2018-04-12 00:32:29,311 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:29,417 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 474 treesize of output 465 [2018-04-12 00:32:29,418 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:29,521 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 471 treesize of output 467 [2018-04-12 00:32:29,522 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:29,603 INFO L267 ElimStorePlain]: Start of recursive call 26: 23 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:32:29,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:29,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:29,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:29,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:29,826 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 2 case distinctions, treesize of input 239 treesize of output 327 [2018-04-12 00:32:29,829 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 319 treesize of output 314 [2018-04-12 00:32:29,829 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:29,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:29,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:29,917 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 279 treesize of output 273 [2018-04-12 00:32:29,917 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:29,994 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 273 treesize of output 242 [2018-04-12 00:32:29,995 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,069 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 292 treesize of output 285 [2018-04-12 00:32:30,069 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:30,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:30,143 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 277 treesize of output 271 [2018-04-12 00:32:30,143 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,216 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 271 treesize of output 256 [2018-04-12 00:32:30,217 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,285 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 242 treesize of output 235 [2018-04-12 00:32:30,285 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,352 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 267 treesize of output 252 [2018-04-12 00:32:30,352 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,426 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 252 treesize of output 221 [2018-04-12 00:32:30,426 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 238 treesize of output 231 [2018-04-12 00:32:30,471 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,506 INFO L267 ElimStorePlain]: Start of recursive call 48: 10 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:30,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:30,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:30,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:30,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:30,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 173 [2018-04-12 00:32:30,728 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 10 treesize of output 15 [2018-04-12 00:32:30,729 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,745 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 9 treesize of output 1 [2018-04-12 00:32:30,746 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,759 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 25 treesize of output 21 [2018-04-12 00:32:30,759 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,771 INFO L267 ElimStorePlain]: Start of recursive call 59: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:30,958 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 8 dim-2 vars, End of recursive call: 8 dim-0 vars, and 9 xjuncts. [2018-04-12 00:32:30,958 INFO L202 ElimStorePlain]: Needed 62 recursive calls to eliminate 15 variables, input treesize:2013, output treesize:1875 [2018-04-12 00:32:31,272 WARN L148 SmtUtils]: Spent 159ms on a formula simplification that was a NOOP. DAG size: 216 [2018-04-12 00:32:31,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:31,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:31,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:31,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:31,394 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:31,395 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:31,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 145 [2018-04-12 00:32:31,419 INFO L477 Elim1Store]: Elim1 applied some 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 64 [2018-04-12 00:32:31,421 INFO L267 ElimStorePlain]: Start of recursive call 3: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-12 00:32:31,482 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 70 [2018-04-12 00:32:31,482 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:32:31,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:31,485 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 98 treesize of output 66 [2018-04-12 00:32:31,485 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:31,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 70 [2018-04-12 00:32:31,492 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:32:31,497 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 60 [2018-04-12 00:32:31,498 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:32:31,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 48 [2018-04-12 00:32:31,500 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:31,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 42 [2018-04-12 00:32:31,501 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:31,507 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 66 [2018-04-12 00:32:31,507 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:32:31,687 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 1 case distinctions, treesize of input 66 treesize of output 59 [2018-04-12 00:32:31,688 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:31,692 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 1 case distinctions, treesize of input 66 treesize of output 59 [2018-04-12 00:32:31,692 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:31,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 73 [2018-04-12 00:32:31,697 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:31,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 65 [2018-04-12 00:32:31,700 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:31,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 70 treesize of output 57 [2018-04-12 00:32:31,702 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:31,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 60 treesize of output 47 [2018-04-12 00:32:31,703 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:31,709 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 1 case distinctions, treesize of input 70 treesize of output 63 [2018-04-12 00:32:31,709 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:31,714 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 1 case distinctions, treesize of input 76 treesize of output 69 [2018-04-12 00:32:31,714 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:31,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 55 [2018-04-12 00:32:31,716 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:31,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 63 [2018-04-12 00:32:31,725 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:31,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 60 treesize of output 47 [2018-04-12 00:32:31,727 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:31,971 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 22 dim-0 vars, and 11 xjuncts. [2018-04-12 00:32:32,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,172 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 3 [2018-04-12 00:32:32,172 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,180 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,183 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 3 [2018-04-12 00:32:32,183 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,190 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,193 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 3 [2018-04-12 00:32:32,193 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,200 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,203 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 3 [2018-04-12 00:32:32,203 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,210 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,213 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 3 [2018-04-12 00:32:32,213 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,221 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,225 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 3 [2018-04-12 00:32:32,225 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,232 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,236 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 3 [2018-04-12 00:32:32,236 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,243 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,246 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 3 [2018-04-12 00:32:32,247 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,254 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,257 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 3 [2018-04-12 00:32:32,257 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,265 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,268 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 3 [2018-04-12 00:32:32,269 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,284 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-12 00:32:32,288 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 3 [2018-04-12 00:32:32,288 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,295 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:32,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:32,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:32,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:32,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 440 treesize of output 272 [2018-04-12 00:32:32,472 INFO L477 Elim1Store]: Elim1 applied some 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 262 treesize of output 275 [2018-04-12 00:32:32,475 INFO L267 ElimStorePlain]: Start of recursive call 45: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-12 00:32:32,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 239 treesize of output 159 [2018-04-12 00:32:32,554 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:32,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 119 [2018-04-12 00:32:32,599 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:32,639 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 238 treesize of output 168 [2018-04-12 00:32:32,640 INFO L267 ElimStorePlain]: Start of recursive call 48: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:32,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 168 treesize of output 120 [2018-04-12 00:32:32,680 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:32,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 105 [2018-04-12 00:32:32,720 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 95 [2018-04-12 00:32:32,758 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:32:32,795 INFO L267 ElimStorePlain]: Start of recursive call 44: 7 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-12 00:32:32,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 85 [2018-04-12 00:32:32,972 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 [2018-04-12 00:32:32,973 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:32,987 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 3 [2018-04-12 00:32:32,988 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:33,001 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 [2018-04-12 00:32:33,001 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:33,012 INFO L267 ElimStorePlain]: Start of recursive call 52: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:33,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 101 [2018-04-12 00:32:33,020 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 97 treesize of output 90 [2018-04-12 00:32:33,020 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:33,063 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 90 treesize of output 79 [2018-04-12 00:32:33,064 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:33,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:33,106 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 72 [2018-04-12 00:32:33,106 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:33,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 79 treesize of output 66 [2018-04-12 00:32:33,143 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:33,178 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 69 treesize of output 62 [2018-04-12 00:32:33,178 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:33,201 INFO L267 ElimStorePlain]: Start of recursive call 56: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:33,360 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-2 vars, End of recursive call: 28 dim-0 vars, and 13 xjuncts. [2018-04-12 00:32:33,360 INFO L202 ElimStorePlain]: Needed 61 recursive calls to eliminate 7 variables, input treesize:619, output treesize:426 [2018-04-12 00:32:33,652 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:32:33,669 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:32:33,670 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 33] total 55 [2018-04-12 00:32:33,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 56 states [2018-04-12 00:32:33,670 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2018-04-12 00:32:33,670 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=2867, Unknown=4, NotChecked=0, Total=3080 [2018-04-12 00:32:33,670 INFO L87 Difference]: Start difference. First operand 218 states and 241 transitions. Second operand 56 states. [2018-04-12 00:32:35,285 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 131 DAG size of output 78 [2018-04-12 00:32:36,088 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 117 DAG size of output 99 [2018-04-12 00:32:36,338 WARN L151 SmtUtils]: Spent 174ms on a formula simplification. DAG size of input: 128 DAG size of output 110 [2018-04-12 00:32:36,748 WARN L151 SmtUtils]: Spent 219ms on a formula simplification. DAG size of input: 145 DAG size of output 124 [2018-04-12 00:32:37,164 WARN L151 SmtUtils]: Spent 324ms on a formula simplification. DAG size of input: 181 DAG size of output 157 [2018-04-12 00:32:37,950 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 140 DAG size of output 121 [2018-04-12 00:32:38,409 WARN L151 SmtUtils]: Spent 202ms on a formula simplification. DAG size of input: 184 DAG size of output 165 [2018-04-12 00:32:38,662 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 152 DAG size of output 149 [2018-04-12 00:32:39,163 WARN L151 SmtUtils]: Spent 294ms on a formula simplification. DAG size of input: 185 DAG size of output 180 [2018-04-12 00:32:39,806 WARN L151 SmtUtils]: Spent 431ms on a formula simplification. DAG size of input: 214 DAG size of output 202 [2018-04-12 00:32:40,266 WARN L151 SmtUtils]: Spent 173ms on a formula simplification. DAG size of input: 186 DAG size of output 141 [2018-04-12 00:32:41,020 WARN L151 SmtUtils]: Spent 601ms on a formula simplification. DAG size of input: 265 DAG size of output 244 [2018-04-12 00:32:41,411 WARN L151 SmtUtils]: Spent 190ms on a formula simplification. DAG size of input: 200 DAG size of output 195 [2018-04-12 00:32:42,055 WARN L151 SmtUtils]: Spent 424ms on a formula simplification. DAG size of input: 282 DAG size of output 265 [2018-04-12 00:32:42,712 WARN L151 SmtUtils]: Spent 393ms on a formula simplification. DAG size of input: 435 DAG size of output 249 [2018-04-12 00:32:43,131 WARN L151 SmtUtils]: Spent 227ms on a formula simplification. DAG size of input: 232 DAG size of output 214 [2018-04-12 00:32:43,721 WARN L151 SmtUtils]: Spent 413ms on a formula simplification. DAG size of input: 441 DAG size of output 252 [2018-04-12 00:32:44,455 WARN L151 SmtUtils]: Spent 453ms on a formula simplification. DAG size of input: 472 DAG size of output 254 [2018-04-12 00:32:45,811 WARN L151 SmtUtils]: Spent 1075ms on a formula simplification. DAG size of input: 569 DAG size of output 397 [2018-04-12 00:32:46,673 WARN L151 SmtUtils]: Spent 461ms on a formula simplification. DAG size of input: 489 DAG size of output 268 [2018-04-12 00:32:47,580 WARN L151 SmtUtils]: Spent 480ms on a formula simplification. DAG size of input: 509 DAG size of output 275 [2018-04-12 00:32:48,368 WARN L151 SmtUtils]: Spent 461ms on a formula simplification. DAG size of input: 304 DAG size of output 279 [2018-04-12 00:32:49,234 WARN L151 SmtUtils]: Spent 439ms on a formula simplification. DAG size of input: 447 DAG size of output 263 [2018-04-12 00:32:49,780 WARN L151 SmtUtils]: Spent 374ms on a formula simplification. DAG size of input: 267 DAG size of output 249 [2018-04-12 00:32:50,610 WARN L151 SmtUtils]: Spent 436ms on a formula simplification. DAG size of input: 452 DAG size of output 265 [2018-04-12 00:32:51,542 WARN L151 SmtUtils]: Spent 476ms on a formula simplification. DAG size of input: 453 DAG size of output 267 [2018-04-12 00:32:52,046 WARN L151 SmtUtils]: Spent 366ms on a formula simplification. DAG size of input: 248 DAG size of output 244 [2018-04-12 00:32:52,582 WARN L151 SmtUtils]: Spent 378ms on a formula simplification. DAG size of input: 260 DAG size of output 257 [2018-04-12 00:32:53,487 WARN L151 SmtUtils]: Spent 427ms on a formula simplification. DAG size of input: 289 DAG size of output 277 [2018-04-12 00:32:54,397 WARN L151 SmtUtils]: Spent 417ms on a formula simplification. DAG size of input: 442 DAG size of output 254 [2018-04-12 00:32:54,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:32:54,764 INFO L93 Difference]: Finished difference Result 349 states and 373 transitions. [2018-04-12 00:32:54,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2018-04-12 00:32:54,765 INFO L78 Accepts]: Start accepts. Automaton has 56 states. Word has length 73 [2018-04-12 00:32:54,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:32:54,766 INFO L225 Difference]: With dead ends: 349 [2018-04-12 00:32:54,766 INFO L226 Difference]: Without dead ends: 349 [2018-04-12 00:32:54,767 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 42 SyntacticMatches, 3 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4845 ImplicationChecksByTransitivity, 21.7s TimeCoverageRelationStatistics Valid=1913, Invalid=15109, Unknown=8, NotChecked=0, Total=17030 [2018-04-12 00:32:54,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2018-04-12 00:32:54,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 223. [2018-04-12 00:32:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2018-04-12 00:32:54,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 246 transitions. [2018-04-12 00:32:54,770 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 246 transitions. Word has length 73 [2018-04-12 00:32:54,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:32:54,770 INFO L459 AbstractCegarLoop]: Abstraction has 223 states and 246 transitions. [2018-04-12 00:32:54,770 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states. [2018-04-12 00:32:54,770 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 246 transitions. [2018-04-12 00:32:54,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-12 00:32:54,771 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:32:54,771 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:32:54,771 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:32:54,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1860960715, now seen corresponding path program 1 times [2018-04-12 00:32:54,771 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:32:54,772 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:32:54,772 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:32:54,772 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:32:54,772 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:32:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:32:54,783 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:32:55,075 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:32:55,075 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:32:55,075 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:32:55,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:32:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:32:55,102 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:32:55,103 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 [2018-04-12 00:32:55,104 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,105 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,105 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:32:55,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:55,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:55,140 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 [2018-04-12 00:32:55,141 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,146 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:32:55,152 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 [2018-04-12 00:32:55,153 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 10 treesize of output 9 [2018-04-12 00:32:55,153 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,154 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,161 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 [2018-04-12 00:32:55,162 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 [2018-04-12 00:32:55,162 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,163 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,168 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,168 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:29 [2018-04-12 00:32:55,209 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 51 treesize of output 47 [2018-04-12 00:32:55,211 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 14 treesize of output 13 [2018-04-12 00:32:55,211 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,214 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,223 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 29 treesize of output 30 [2018-04-12 00:32:55,224 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 14 treesize of output 13 [2018-04-12 00:32:55,224 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,236 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,241 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,242 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:61, output treesize:19 [2018-04-12 00:32:55,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:32:55,293 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 3 [2018-04-12 00:32:55,293 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,294 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,298 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,299 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:22 [2018-04-12 00:32:55,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 29 treesize of output 23 [2018-04-12 00:32:55,412 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:55,412 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 17 [2018-04-12 00:32:55,412 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,414 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,417 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:55,418 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:35, output treesize:7 [2018-04-12 00:32:55,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:32:55,454 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 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 00:32:55,454 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:55,456 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:55,459 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:32:55,459 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:16 [2018-04-12 00:32:55,506 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:32:55,524 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:32:55,524 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23] total 41 [2018-04-12 00:32:55,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-12 00:32:55,524 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-12 00:32:55,524 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1496, Unknown=0, NotChecked=0, Total=1640 [2018-04-12 00:32:55,524 INFO L87 Difference]: Start difference. First operand 223 states and 246 transitions. Second operand 41 states. [2018-04-12 00:32:56,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:32:56,625 INFO L93 Difference]: Finished difference Result 247 states and 269 transitions. [2018-04-12 00:32:56,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-12 00:32:56,625 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 75 [2018-04-12 00:32:56,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:32:56,626 INFO L225 Difference]: With dead ends: 247 [2018-04-12 00:32:56,626 INFO L226 Difference]: Without dead ends: 246 [2018-04-12 00:32:56,626 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 55 SyntacticMatches, 4 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1512 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=730, Invalid=4672, Unknown=0, NotChecked=0, Total=5402 [2018-04-12 00:32:56,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2018-04-12 00:32:56,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 219. [2018-04-12 00:32:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2018-04-12 00:32:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 241 transitions. [2018-04-12 00:32:56,628 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 241 transitions. Word has length 75 [2018-04-12 00:32:56,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:32:56,628 INFO L459 AbstractCegarLoop]: Abstraction has 219 states and 241 transitions. [2018-04-12 00:32:56,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-12 00:32:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 241 transitions. [2018-04-12 00:32:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-12 00:32:56,628 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:32:56,628 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 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, 1, 1] [2018-04-12 00:32:56,628 INFO L408 AbstractCegarLoop]: === Iteration 40 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:32:56,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1860844830, now seen corresponding path program 1 times [2018-04-12 00:32:56,629 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:32:56,629 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:32:56,629 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:32:56,629 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:32:56,629 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:32:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:32:56,637 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:32:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:32:57,201 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:32:57,201 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:32:57,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:32:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:32:57,231 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:32:57,233 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 [2018-04-12 00:32:57,233 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,234 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,235 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:32:57,286 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,287 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 [2018-04-12 00:32:57,287 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,293 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,293 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:32:57,343 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 [2018-04-12 00:32:57,345 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 10 treesize of output 9 [2018-04-12 00:32:57,345 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,346 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,357 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 [2018-04-12 00:32:57,358 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 [2018-04-12 00:32:57,358 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,359 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,365 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:45 [2018-04-12 00:32:57,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:32:57,397 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 3 [2018-04-12 00:32:57,398 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,398 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,403 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,404 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:36 [2018-04-12 00:32:57,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,438 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 46 [2018-04-12 00:32:57,439 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,447 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,447 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:49 [2018-04-12 00:32:57,522 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 58 [2018-04-12 00:32:57,524 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 28 [2018-04-12 00:32:57,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,535 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,540 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,540 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:69 [2018-04-12 00:32:57,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,730 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 38 treesize of output 92 [2018-04-12 00:32:57,730 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,739 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. [2018-04-12 00:32:57,739 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:87, output treesize:67 [2018-04-12 00:32:57,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,873 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:32:57,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 64 [2018-04-12 00:32:57,921 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 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 29 treesize of output 48 [2018-04-12 00:32:57,923 INFO L267 ElimStorePlain]: Start of recursive call 3: 9 dim-0 vars, End of recursive call: 9 dim-0 vars, and 8 xjuncts. [2018-04-12 00:32:57,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 30 treesize of output 15 [2018-04-12 00:32:57,961 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,965 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 1 case distinctions, treesize of input 48 treesize of output 41 [2018-04-12 00:32:57,966 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:32:57,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 21 [2018-04-12 00:32:57,976 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:57,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:57,981 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 46 treesize of output 35 [2018-04-12 00:32:57,981 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:58,004 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-12 00:32:58,024 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 4 xjuncts. [2018-04-12 00:32:58,024 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:82, output treesize:102 [2018-04-12 00:32:58,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:58,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:58,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:32:58,159 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 36 [2018-04-12 00:32:58,159 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:32:58,164 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. [2018-04-12 00:32:58,164 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:26, output treesize:20 [2018-04-12 00:32:58,216 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 00:32:58,234 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:32:58,234 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 25] total 51 [2018-04-12 00:32:58,234 INFO L442 AbstractCegarLoop]: Interpolant automaton has 52 states [2018-04-12 00:32:58,234 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2018-04-12 00:32:58,235 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=2435, Unknown=0, NotChecked=0, Total=2652 [2018-04-12 00:32:58,235 INFO L87 Difference]: Start difference. First operand 219 states and 241 transitions. Second operand 52 states. [2018-04-12 00:33:00,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:33:00,939 INFO L93 Difference]: Finished difference Result 268 states and 283 transitions. [2018-04-12 00:33:00,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-12 00:33:00,939 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 77 [2018-04-12 00:33:00,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:33:00,940 INFO L225 Difference]: With dead ends: 268 [2018-04-12 00:33:00,940 INFO L226 Difference]: Without dead ends: 268 [2018-04-12 00:33:00,940 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 54 SyntacticMatches, 3 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2664 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=933, Invalid=7997, Unknown=0, NotChecked=0, Total=8930 [2018-04-12 00:33:00,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-04-12 00:33:00,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 233. [2018-04-12 00:33:00,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2018-04-12 00:33:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 259 transitions. [2018-04-12 00:33:00,942 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 259 transitions. Word has length 77 [2018-04-12 00:33:00,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:33:00,942 INFO L459 AbstractCegarLoop]: Abstraction has 233 states and 259 transitions. [2018-04-12 00:33:00,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states. [2018-04-12 00:33:00,942 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 259 transitions. [2018-04-12 00:33:00,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-12 00:33:00,942 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:33:00,942 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 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, 1, 1] [2018-04-12 00:33:00,942 INFO L408 AbstractCegarLoop]: === Iteration 41 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:33:00,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1860844831, now seen corresponding path program 2 times [2018-04-12 00:33:00,943 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:33:00,943 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:33:00,943 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:00,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:33:00,943 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:33:00,950 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:33:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:33:01,362 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:33:01,362 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:33:01,367 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:33:01,398 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:33:01,399 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:33:01,401 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:33:01,423 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 [2018-04-12 00:33:01,423 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,427 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:33:01,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:01,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:01,473 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 [2018-04-12 00:33:01,473 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,478 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,478 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:33:01,658 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 [2018-04-12 00:33:01,660 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 10 treesize of output 9 [2018-04-12 00:33:01,660 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,661 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,687 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 [2018-04-12 00:33:01,688 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 [2018-04-12 00:33:01,688 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,689 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,695 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,695 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:29 [2018-04-12 00:33:01,795 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 [2018-04-12 00:33:01,795 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,804 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,804 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:44 [2018-04-12 00:33:01,869 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 36 treesize of output 37 [2018-04-12 00:33:01,871 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 14 treesize of output 13 [2018-04-12 00:33:01,871 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,877 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,894 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 43 treesize of output 39 [2018-04-12 00:33:01,896 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 14 treesize of output 13 [2018-04-12 00:33:01,896 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,900 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:01,908 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:01,909 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:76, output treesize:57 [2018-04-12 00:33:02,125 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 63 treesize of output 50 [2018-04-12 00:33:02,130 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 18 [2018-04-12 00:33:02,131 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:33:02,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 29 treesize of output 23 [2018-04-12 00:33:02,142 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:02,151 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:33:02,170 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 34 [2018-04-12 00:33:02,172 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:33:02,172 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:02,180 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 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-12 00:33:02,181 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:33:02,185 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:33:02,187 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 50 treesize of output 42 [2018-04-12 00:33:02,189 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:33:02,189 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:02,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:02,196 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 [2018-04-12 00:33:02,196 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:02,200 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:02,216 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-12 00:33:02,216 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 5 variables, input treesize:86, output treesize:37 [2018-04-12 00:33:02,307 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 00:33:02,325 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:33:02,325 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 40 [2018-04-12 00:33:02,326 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-12 00:33:02,326 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-12 00:33:02,326 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=1500, Unknown=0, NotChecked=0, Total=1640 [2018-04-12 00:33:02,326 INFO L87 Difference]: Start difference. First operand 233 states and 259 transitions. Second operand 41 states. [2018-04-12 00:33:03,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:33:03,732 INFO L93 Difference]: Finished difference Result 268 states and 293 transitions. [2018-04-12 00:33:03,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-12 00:33:03,732 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 77 [2018-04-12 00:33:03,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:33:03,733 INFO L225 Difference]: With dead ends: 268 [2018-04-12 00:33:03,733 INFO L226 Difference]: Without dead ends: 268 [2018-04-12 00:33:03,733 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 59 SyntacticMatches, 3 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1506 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=561, Invalid=4409, Unknown=0, NotChecked=0, Total=4970 [2018-04-12 00:33:03,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-04-12 00:33:03,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 240. [2018-04-12 00:33:03,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-04-12 00:33:03,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 267 transitions. [2018-04-12 00:33:03,735 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 267 transitions. Word has length 77 [2018-04-12 00:33:03,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:33:03,735 INFO L459 AbstractCegarLoop]: Abstraction has 240 states and 267 transitions. [2018-04-12 00:33:03,735 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-12 00:33:03,735 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 267 transitions. [2018-04-12 00:33:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-12 00:33:03,735 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:33:03,735 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 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] [2018-04-12 00:33:03,735 INFO L408 AbstractCegarLoop]: === Iteration 42 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:33:03,735 INFO L82 PathProgramCache]: Analyzing trace with hash -626147759, now seen corresponding path program 4 times [2018-04-12 00:33:03,736 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:33:03,736 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:33:03,736 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:03,736 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:33:03,736 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:33:03,745 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:33:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:33:04,513 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:33:04,513 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:33:04,517 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:33:04,542 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:33:04,542 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:33:04,545 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:33:04,547 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 [2018-04-12 00:33:04,547 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,549 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,549 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:33:04,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:04,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:04,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:33:04,614 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,625 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,625 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:33:04,683 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 [2018-04-12 00:33:04,684 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 [2018-04-12 00:33:04,684 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,685 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,694 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 [2018-04-12 00:33:04,695 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 10 treesize of output 9 [2018-04-12 00:33:04,695 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,696 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,703 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:45 [2018-04-12 00:33:04,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:04,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:04,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:04,811 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 16 treesize of output 13 [2018-04-12 00:33:04,811 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,818 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,818 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:40 [2018-04-12 00:33:04,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 30 [2018-04-12 00:33:04,892 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 16 treesize of output 15 [2018-04-12 00:33:04,892 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,895 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:04,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 38 treesize of output 50 [2018-04-12 00:33:04,909 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:33:04,909 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,914 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:04,925 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:66, output treesize:60 [2018-04-12 00:33:05,054 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 [2018-04-12 00:33:05,054 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,064 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,064 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:68 [2018-04-12 00:33:05,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:05,160 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:05,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 76 [2018-04-12 00:33:05,163 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 [2018-04-12 00:33:05,163 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,170 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:05,187 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 38 treesize of output 71 [2018-04-12 00:33:05,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 00:33:05,188 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,194 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,203 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,204 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:91, output treesize:92 [2018-04-12 00:33:05,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:05,662 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:05,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 113 [2018-04-12 00:33:05,667 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:05,668 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 19 treesize of output 15 [2018-04-12 00:33:05,668 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,674 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 31 treesize of output 19 [2018-04-12 00:33:05,675 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,677 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,683 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:05,683 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:151, output treesize:82 [2018-04-12 00:33:05,844 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:05,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:05,845 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:05,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:05,846 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:05,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:05,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 97 [2018-04-12 00:33:05,852 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:05,856 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 42 [2018-04-12 00:33:05,856 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,861 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:05,862 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 [2018-04-12 00:33:05,862 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 8 treesize of output 4 [2018-04-12 00:33:05,865 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,865 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,869 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:05,869 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:91, output treesize:5 [2018-04-12 00:33:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:33:05,926 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:33:05,927 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 32] total 57 [2018-04-12 00:33:05,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-04-12 00:33:05,927 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-04-12 00:33:05,927 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=3071, Unknown=0, NotChecked=0, Total=3306 [2018-04-12 00:33:05,927 INFO L87 Difference]: Start difference. First operand 240 states and 267 transitions. Second operand 58 states. [2018-04-12 00:33:10,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:33:10,490 INFO L93 Difference]: Finished difference Result 314 states and 335 transitions. [2018-04-12 00:33:10,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2018-04-12 00:33:10,515 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 77 [2018-04-12 00:33:10,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:33:10,516 INFO L225 Difference]: With dead ends: 314 [2018-04-12 00:33:10,516 INFO L226 Difference]: Without dead ends: 314 [2018-04-12 00:33:10,517 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 47 SyntacticMatches, 5 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3531 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1530, Invalid=10680, Unknown=0, NotChecked=0, Total=12210 [2018-04-12 00:33:10,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2018-04-12 00:33:10,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 243. [2018-04-12 00:33:10,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-04-12 00:33:10,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 271 transitions. [2018-04-12 00:33:10,519 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 271 transitions. Word has length 77 [2018-04-12 00:33:10,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:33:10,519 INFO L459 AbstractCegarLoop]: Abstraction has 243 states and 271 transitions. [2018-04-12 00:33:10,519 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-04-12 00:33:10,519 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 271 transitions. [2018-04-12 00:33:10,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-12 00:33:10,519 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:33:10,519 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 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] [2018-04-12 00:33:10,519 INFO L408 AbstractCegarLoop]: === Iteration 43 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:33:10,519 INFO L82 PathProgramCache]: Analyzing trace with hash -626147758, now seen corresponding path program 3 times [2018-04-12 00:33:10,519 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:33:10,519 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:33:10,520 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:10,520 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:33:10,520 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:33:10,528 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:33:11,388 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:33:11,388 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:33:11,388 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:33:11,393 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:33:11,419 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-12 00:33:11,419 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:33:11,422 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:33:11,423 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 [2018-04-12 00:33:11,423 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,425 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,425 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:33:11,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,469 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,469 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 [2018-04-12 00:33:11,469 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,475 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,475 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:33:11,534 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 [2018-04-12 00:33:11,535 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 10 treesize of output 9 [2018-04-12 00:33:11,535 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,536 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,545 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 [2018-04-12 00:33:11,546 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 [2018-04-12 00:33:11,546 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,547 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,554 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,554 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:45 [2018-04-12 00:33:11,632 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 [2018-04-12 00:33:11,632 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,643 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 16 treesize of output 13 [2018-04-12 00:33:11,643 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,651 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,651 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:45 [2018-04-12 00:33:11,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 35 [2018-04-12 00:33:11,723 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:33:11,723 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,727 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 30 [2018-04-12 00:33:11,742 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 16 treesize of output 15 [2018-04-12 00:33:11,742 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,746 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,754 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,755 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:71, output treesize:71 [2018-04-12 00:33:11,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,930 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 22 treesize of output 35 [2018-04-12 00:33:11,930 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:11,947 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 [2018-04-12 00:33:11,947 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,959 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:11,959 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:123, output treesize:116 [2018-04-12 00:33:12,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 80 [2018-04-12 00:33:12,075 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 [2018-04-12 00:33:12,075 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,082 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 140 [2018-04-12 00:33:12,105 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 28 treesize of output 24 [2018-04-12 00:33:12,105 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,118 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,130 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,130 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:139, output treesize:114 [2018-04-12 00:33:12,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,681 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,682 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:12,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 203 [2018-04-12 00:33:12,689 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,693 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 58 [2018-04-12 00:33:12,694 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:33:12,720 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,724 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 92 [2018-04-12 00:33:12,725 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:33:12,727 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,727 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 91 treesize of output 74 [2018-04-12 00:33:12,727 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:12,772 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,773 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 91 treesize of output 83 [2018-04-12 00:33:12,773 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,774 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,774 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 81 treesize of output 73 [2018-04-12 00:33:12,775 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,776 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,776 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 81 treesize of output 73 [2018-04-12 00:33:12,776 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,834 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-12 00:33:12,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 65 [2018-04-12 00:33:12,883 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:33:12,883 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,892 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,893 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 [2018-04-12 00:33:12,893 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,900 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 65 [2018-04-12 00:33:12,905 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,905 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 [2018-04-12 00:33:12,905 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,914 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:33:12,915 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,922 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 65 [2018-04-12 00:33:12,928 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:33:12,928 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,939 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:12,939 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 [2018-04-12 00:33:12,940 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,947 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:12,974 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. [2018-04-12 00:33:12,974 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 5 variables, input treesize:208, output treesize:70 [2018-04-12 00:33:13,102 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:33:13,120 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:33:13,120 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 28] total 56 [2018-04-12 00:33:13,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-04-12 00:33:13,120 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-04-12 00:33:13,120 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=2967, Unknown=0, NotChecked=0, Total=3192 [2018-04-12 00:33:13,121 INFO L87 Difference]: Start difference. First operand 243 states and 271 transitions. Second operand 57 states. [2018-04-12 00:33:14,133 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 114 DAG size of output 78 [2018-04-12 00:33:17,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:33:17,809 INFO L93 Difference]: Finished difference Result 358 states and 380 transitions. [2018-04-12 00:33:17,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-12 00:33:17,809 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 77 [2018-04-12 00:33:17,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:33:17,810 INFO L225 Difference]: With dead ends: 358 [2018-04-12 00:33:17,810 INFO L226 Difference]: Without dead ends: 358 [2018-04-12 00:33:17,811 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 50 SyntacticMatches, 3 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2778 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1179, Invalid=9123, Unknown=0, NotChecked=0, Total=10302 [2018-04-12 00:33:17,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-04-12 00:33:17,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 248. [2018-04-12 00:33:17,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2018-04-12 00:33:17,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 276 transitions. [2018-04-12 00:33:17,814 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 276 transitions. Word has length 77 [2018-04-12 00:33:17,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:33:17,814 INFO L459 AbstractCegarLoop]: Abstraction has 248 states and 276 transitions. [2018-04-12 00:33:17,814 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-04-12 00:33:17,814 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 276 transitions. [2018-04-12 00:33:17,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-12 00:33:17,815 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:33:17,815 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:33:17,815 INFO L408 AbstractCegarLoop]: === Iteration 44 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:33:17,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1196615647, now seen corresponding path program 2 times [2018-04-12 00:33:17,815 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:33:17,816 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:33:17,816 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:17,816 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:33:17,816 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:33:17,823 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:33:18,128 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:33:18,129 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:33:18,129 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:33:18,133 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:33:18,155 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:33:18,155 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:33:18,157 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:33:18,159 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 [2018-04-12 00:33:18,159 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,161 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,161 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:33:18,187 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:18,187 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:18,188 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 [2018-04-12 00:33:18,188 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,191 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,192 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:33:18,225 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 [2018-04-12 00:33:18,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-12 00:33:18,226 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,227 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,234 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 [2018-04-12 00:33:18,235 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 [2018-04-12 00:33:18,235 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,236 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,241 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,241 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:29 [2018-04-12 00:33:18,384 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 51 treesize of output 47 [2018-04-12 00:33:18,385 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 14 treesize of output 13 [2018-04-12 00:33:18,385 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,389 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,399 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 36 treesize of output 37 [2018-04-12 00:33:18,400 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 14 treesize of output 13 [2018-04-12 00:33:18,400 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,403 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,410 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:18,411 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:71, output treesize:42 [2018-04-12 00:33:18,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 29 treesize of output 23 [2018-04-12 00:33:18,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 23 treesize of output 14 [2018-04-12 00:33:18,476 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,478 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:18,484 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:46, output treesize:31 [2018-04-12 00:33:18,597 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 33 treesize of output 29 [2018-04-12 00:33:18,598 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:33:18,598 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:18,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-12 00:33:18,606 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:33:18,609 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:33:18,617 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:33:18,617 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:46, output treesize:15 [2018-04-12 00:33:18,674 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 00:33:18,692 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:33:18,692 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 42 [2018-04-12 00:33:18,692 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-12 00:33:18,692 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-12 00:33:18,692 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=1618, Unknown=0, NotChecked=0, Total=1806 [2018-04-12 00:33:18,692 INFO L87 Difference]: Start difference. First operand 248 states and 276 transitions. Second operand 43 states. [2018-04-12 00:33:19,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:33:19,991 INFO L93 Difference]: Finished difference Result 272 states and 299 transitions. [2018-04-12 00:33:19,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-12 00:33:19,991 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 81 [2018-04-12 00:33:19,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:33:19,992 INFO L225 Difference]: With dead ends: 272 [2018-04-12 00:33:19,992 INFO L226 Difference]: Without dead ends: 272 [2018-04-12 00:33:19,992 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 62 SyntacticMatches, 3 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1811 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=781, Invalid=4919, Unknown=0, NotChecked=0, Total=5700 [2018-04-12 00:33:19,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2018-04-12 00:33:19,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 247. [2018-04-12 00:33:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-04-12 00:33:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 275 transitions. [2018-04-12 00:33:19,994 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 275 transitions. Word has length 81 [2018-04-12 00:33:19,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:33:19,994 INFO L459 AbstractCegarLoop]: Abstraction has 247 states and 275 transitions. [2018-04-12 00:33:19,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-12 00:33:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 275 transitions. [2018-04-12 00:33:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-12 00:33:19,994 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:33:19,994 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:33:19,994 INFO L408 AbstractCegarLoop]: === Iteration 45 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:33:19,994 INFO L82 PathProgramCache]: Analyzing trace with hash 783430219, now seen corresponding path program 3 times [2018-04-12 00:33:19,994 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:33:19,995 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:33:19,995 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:19,995 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:33:19,995 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:20,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:33:20,001 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:33:20,389 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:33:20,389 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:33:20,389 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:33:20,394 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:33:20,429 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 00:33:20,430 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:33:20,432 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:33:20,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 23 treesize of output 19 [2018-04-12 00:33:20,501 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 19 treesize of output 11 [2018-04-12 00:33:20,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:20,503 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:20,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 26 treesize of output 20 [2018-04-12 00:33:20,507 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 20 treesize of output 11 [2018-04-12 00:33:20,507 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:20,509 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:20,511 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:20,511 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:37, output treesize:11 [2018-04-12 00:33:20,541 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-04-12 00:33:20,560 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:33:20,560 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 10] total 32 [2018-04-12 00:33:20,560 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-12 00:33:20,560 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-12 00:33:20,560 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=941, Unknown=0, NotChecked=0, Total=1056 [2018-04-12 00:33:20,561 INFO L87 Difference]: Start difference. First operand 247 states and 275 transitions. Second operand 33 states. [2018-04-12 00:33:23,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:33:23,611 INFO L93 Difference]: Finished difference Result 378 states and 394 transitions. [2018-04-12 00:33:23,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2018-04-12 00:33:23,611 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 81 [2018-04-12 00:33:23,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:33:23,612 INFO L225 Difference]: With dead ends: 378 [2018-04-12 00:33:23,612 INFO L226 Difference]: Without dead ends: 378 [2018-04-12 00:33:23,613 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2928 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=1441, Invalid=8659, Unknown=0, NotChecked=0, Total=10100 [2018-04-12 00:33:23,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-04-12 00:33:23,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 252. [2018-04-12 00:33:23,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-04-12 00:33:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 277 transitions. [2018-04-12 00:33:23,615 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 277 transitions. Word has length 81 [2018-04-12 00:33:23,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:33:23,615 INFO L459 AbstractCegarLoop]: Abstraction has 252 states and 277 transitions. [2018-04-12 00:33:23,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-12 00:33:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 277 transitions. [2018-04-12 00:33:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-12 00:33:23,616 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:33:23,616 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-04-12 00:33:23,616 INFO L408 AbstractCegarLoop]: === Iteration 46 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:33:23,616 INFO L82 PathProgramCache]: Analyzing trace with hash 262790158, now seen corresponding path program 5 times [2018-04-12 00:33:23,616 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:33:23,617 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:33:23,617 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:23,617 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:33:23,617 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:33:23,631 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:33:24,596 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:33:24,596 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:33:24,596 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:33:24,601 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-12 00:33:24,642 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-04-12 00:33:24,643 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:33:24,646 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:33:24,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:24,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:24,694 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 [2018-04-12 00:33:24,694 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,698 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,698 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:33:24,749 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 [2018-04-12 00:33:24,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-12 00:33:24,750 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,751 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,758 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 [2018-04-12 00:33:24,759 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 [2018-04-12 00:33:24,759 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,763 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,769 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,769 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:34 [2018-04-12 00:33:24,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:24,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:24,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:24,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:24,901 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 16 treesize of output 13 [2018-04-12 00:33:24,902 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,907 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,908 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:48, output treesize:41 [2018-04-12 00:33:24,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:24,974 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:24,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 29 treesize of output 41 [2018-04-12 00:33:24,976 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:33:24,976 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,980 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,989 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:24,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 33 [2018-04-12 00:33:24,992 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 14 treesize of output 13 [2018-04-12 00:33:24,992 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:24,995 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,002 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,002 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:67, output treesize:45 [2018-04-12 00:33:25,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,109 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 15 treesize of output 8 [2018-04-12 00:33:25,110 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,115 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,115 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:79 [2018-04-12 00:33:25,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,203 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 78 treesize of output 79 [2018-04-12 00:33:25,204 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 [2018-04-12 00:33:25,204 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,210 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 99 [2018-04-12 00:33:25,228 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 10 treesize of output 9 [2018-04-12 00:33:25,228 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,235 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,243 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,243 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:107, output treesize:82 [2018-04-12 00:33:25,419 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 28 [2018-04-12 00:33:25,421 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 28 treesize of output 47 [2018-04-12 00:33:25,421 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,423 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,435 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:25,435 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:178, output treesize:214 [2018-04-12 00:33:25,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,507 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 31 treesize of output 63 [2018-04-12 00:33:25,507 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,525 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. [2018-04-12 00:33:25,525 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:228, output treesize:240 [2018-04-12 00:33:25,697 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 242 treesize of output 220 [2018-04-12 00:33:25,700 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 261 treesize of output 260 [2018-04-12 00:33:25,701 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,759 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:25,804 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 5 new quantified variables, introduced 6 case distinctions, treesize of input 235 treesize of output 233 [2018-04-12 00:33:25,810 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 297 treesize of output 293 [2018-04-12 00:33:25,811 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:25,962 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:25,963 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 171 [2018-04-12 00:33:25,963 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:26,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:26,033 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 2 case distinctions, treesize of input 167 treesize of output 176 [2018-04-12 00:33:26,033 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:33:26,149 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:26,205 INFO L267 ElimStorePlain]: Start of recursive call 4: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 00:33:26,277 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-04-12 00:33:26,278 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:263, output treesize:777 [2018-04-12 00:33:26,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:26,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 269 treesize of output 327 [2018-04-12 00:33:26,799 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 92 treesize of output 90 [2018-04-12 00:33:26,799 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:26,813 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:26,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:26,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 181 treesize of output 240 [2018-04-12 00:33:26,883 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 227 treesize of output 225 [2018-04-12 00:33:26,883 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:26,926 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:26,926 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 165 treesize of output 178 [2018-04-12 00:33:26,927 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:26,958 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:33:27,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:27,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 453 treesize of output 604 [2018-04-12 00:33:27,047 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 503 treesize of output 468 [2018-04-12 00:33:27,047 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:27,121 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 404 treesize of output 403 [2018-04-12 00:33:27,121 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:27,166 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:33:27,246 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 7 dim-0 vars, and 5 xjuncts. [2018-04-12 00:33:27,247 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:904, output treesize:1374 [2018-04-12 00:33:27,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:27,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 426 treesize of output 426 [2018-04-12 00:33:27,666 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 25 treesize of output 1 [2018-04-12 00:33:27,666 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:27,683 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 5 treesize of output 1 [2018-04-12 00:33:27,683 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:27,695 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:27,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:27,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:27,795 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 410 treesize of output 494 [2018-04-12 00:33:27,804 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 436 treesize of output 488 [2018-04-12 00:33:27,805 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:33:27,894 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 482 treesize of output 457 [2018-04-12 00:33:27,894 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:27,978 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 457 treesize of output 406 [2018-04-12 00:33:27,978 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,052 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 458 treesize of output 407 [2018-04-12 00:33:28,053 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,122 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 406 treesize of output 401 [2018-04-12 00:33:28,122 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,189 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 425 treesize of output 400 [2018-04-12 00:33:28,189 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,256 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 407 treesize of output 403 [2018-04-12 00:33:28,256 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,314 INFO L267 ElimStorePlain]: Start of recursive call 5: 7 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:33:28,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:28,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:28,448 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 166 [2018-04-12 00:33:28,454 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 53 [2018-04-12 00:33:28,455 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:33:28,474 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 9 treesize of output 1 [2018-04-12 00:33:28,474 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,485 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,623 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:28,624 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 177 [2018-04-12 00:33:28,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-04-12 00:33:28,625 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,637 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:28,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:28,777 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 214 treesize of output 244 [2018-04-12 00:33:28,779 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 240 treesize of output 235 [2018-04-12 00:33:28,779 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,817 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 231 treesize of output 206 [2018-04-12 00:33:28,817 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,849 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 206 treesize of output 181 [2018-04-12 00:33:28,849 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,880 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 212 treesize of output 208 [2018-04-12 00:33:28,881 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,919 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 185 treesize of output 160 [2018-04-12 00:33:28,920 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:28,946 INFO L267 ElimStorePlain]: Start of recursive call 18: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:33:29,094 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 5 dim-2 vars, End of recursive call: 10 dim-0 vars, and 8 xjuncts. [2018-04-12 00:33:29,095 INFO L202 ElimStorePlain]: Needed 23 recursive calls to eliminate 12 variables, input treesize:1409, output treesize:2166 [2018-04-12 00:33:29,444 WARN L151 SmtUtils]: Spent 180ms on a formula simplification. DAG size of input: 196 DAG size of output 173 [2018-04-12 00:33:29,582 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 192 treesize of output 159 [2018-04-12 00:33:29,583 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 15 treesize of output 3 [2018-04-12 00:33:29,583 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,593 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 123 treesize of output 104 [2018-04-12 00:33:29,593 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,600 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:29,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:29,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 357 treesize of output 311 [2018-04-12 00:33:29,658 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 246 treesize of output 217 [2018-04-12 00:33:29,658 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,673 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 15 treesize of output 1 [2018-04-12 00:33:29,673 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,686 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 84 treesize of output 65 [2018-04-12 00:33:29,687 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,695 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,743 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 5 new quantified variables, introduced 1 case distinctions, treesize of input 412 treesize of output 314 [2018-04-12 00:33:29,745 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 304 treesize of output 267 [2018-04-12 00:33:29,745 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,781 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 270 treesize of output 243 [2018-04-12 00:33:29,781 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,816 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 204 [2018-04-12 00:33:29,816 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,849 INFO L267 ElimStorePlain]: Start of recursive call 9: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:29,881 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 3 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-12 00:33:29,881 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 9 variables, input treesize:962, output treesize:459 [2018-04-12 00:33:30,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 101 [2018-04-12 00:33:30,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 38 treesize of output 23 [2018-04-12 00:33:30,135 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:30,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 35 treesize of output 22 [2018-04-12 00:33:30,145 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:30,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2018-04-12 00:33:30,152 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:30,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 20 treesize of output 14 [2018-04-12 00:33:30,156 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:30,160 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:30,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 182 treesize of output 110 [2018-04-12 00:33:30,193 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 102 [2018-04-12 00:33:30,193 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:30,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 66 treesize of output 55 [2018-04-12 00:33:30,217 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:30,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 82 treesize of output 69 [2018-04-12 00:33:30,236 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:30,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 43 [2018-04-12 00:33:30,255 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:30,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 63 [2018-04-12 00:33:30,271 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:30,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 37 [2018-04-12 00:33:30,284 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:30,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 29 treesize of output 23 [2018-04-12 00:33:30,295 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:30,304 INFO L267 ElimStorePlain]: Start of recursive call 7: 7 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:33:30,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:30,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 67 [2018-04-12 00:33:30,342 INFO L477 Elim1Store]: Elim1 applied some 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 58 [2018-04-12 00:33:30,343 INFO L267 ElimStorePlain]: Start of recursive call 16: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-12 00:33:30,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 35 treesize of output 29 [2018-04-12 00:33:30,361 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:30,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 13 treesize of output 9 [2018-04-12 00:33:30,372 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:30,376 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:30,395 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-12 00:33:30,396 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 8 variables, input treesize:414, output treesize:61 [2018-04-12 00:33:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:33:30,596 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:33:30,596 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 68 [2018-04-12 00:33:30,597 INFO L442 AbstractCegarLoop]: Interpolant automaton has 69 states [2018-04-12 00:33:30,597 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2018-04-12 00:33:30,597 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=4400, Unknown=0, NotChecked=0, Total=4692 [2018-04-12 00:33:30,597 INFO L87 Difference]: Start difference. First operand 252 states and 277 transitions. Second operand 69 states. [2018-04-12 00:33:35,195 WARN L151 SmtUtils]: Spent 141ms on a formula simplification. DAG size of input: 163 DAG size of output 138 [2018-04-12 00:33:35,876 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 169 DAG size of output 160 [2018-04-12 00:33:36,261 WARN L151 SmtUtils]: Spent 166ms on a formula simplification. DAG size of input: 291 DAG size of output 161 [2018-04-12 00:33:36,842 WARN L151 SmtUtils]: Spent 181ms on a formula simplification. DAG size of input: 301 DAG size of output 164 [2018-04-12 00:33:37,324 WARN L151 SmtUtils]: Spent 213ms on a formula simplification. DAG size of input: 347 DAG size of output 166 [2018-04-12 00:33:38,104 WARN L151 SmtUtils]: Spent 482ms on a formula simplification. DAG size of input: 415 DAG size of output 233 [2018-04-12 00:33:38,762 WARN L151 SmtUtils]: Spent 274ms on a formula simplification. DAG size of input: 384 DAG size of output 177 [2018-04-12 00:33:39,571 WARN L151 SmtUtils]: Spent 451ms on a formula simplification. DAG size of input: 465 DAG size of output 256 [2018-04-12 00:33:40,135 WARN L151 SmtUtils]: Spent 329ms on a formula simplification. DAG size of input: 290 DAG size of output 240 [2018-04-12 00:33:40,653 WARN L151 SmtUtils]: Spent 337ms on a formula simplification. DAG size of input: 298 DAG size of output 242 [2018-04-12 00:33:41,187 WARN L151 SmtUtils]: Spent 198ms on a formula simplification. DAG size of input: 338 DAG size of output 164 [2018-04-12 00:33:41,664 WARN L151 SmtUtils]: Spent 308ms on a formula simplification. DAG size of input: 249 DAG size of output 240 [2018-04-12 00:33:42,401 WARN L151 SmtUtils]: Spent 302ms on a formula simplification. DAG size of input: 256 DAG size of output 243 [2018-04-12 00:33:42,867 WARN L151 SmtUtils]: Spent 166ms on a formula simplification. DAG size of input: 181 DAG size of output 174 [2018-04-12 00:33:43,453 WARN L151 SmtUtils]: Spent 191ms on a formula simplification. DAG size of input: 190 DAG size of output 176 [2018-04-12 00:33:43,918 WARN L151 SmtUtils]: Spent 160ms on a formula simplification. DAG size of input: 173 DAG size of output 171 [2018-04-12 00:33:44,217 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 159 DAG size of output 157 [2018-04-12 00:33:44,511 WARN L151 SmtUtils]: Spent 167ms on a formula simplification. DAG size of input: 183 DAG size of output 174 [2018-04-12 00:33:45,028 WARN L151 SmtUtils]: Spent 191ms on a formula simplification. DAG size of input: 305 DAG size of output 175 [2018-04-12 00:33:45,555 WARN L151 SmtUtils]: Spent 219ms on a formula simplification. DAG size of input: 315 DAG size of output 178 [2018-04-12 00:33:45,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:33:45,663 INFO L93 Difference]: Finished difference Result 369 states and 389 transitions. [2018-04-12 00:33:45,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2018-04-12 00:33:45,664 INFO L78 Accepts]: Start accepts. Automaton has 69 states. Word has length 81 [2018-04-12 00:33:45,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:33:45,664 INFO L225 Difference]: With dead ends: 369 [2018-04-12 00:33:45,664 INFO L226 Difference]: Without dead ends: 369 [2018-04-12 00:33:45,665 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6043 ImplicationChecksByTransitivity, 15.6s TimeCoverageRelationStatistics Valid=2522, Invalid=20430, Unknown=0, NotChecked=0, Total=22952 [2018-04-12 00:33:45,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2018-04-12 00:33:45,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 284. [2018-04-12 00:33:45,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2018-04-12 00:33:45,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 312 transitions. [2018-04-12 00:33:45,667 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 312 transitions. Word has length 81 [2018-04-12 00:33:45,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:33:45,667 INFO L459 AbstractCegarLoop]: Abstraction has 284 states and 312 transitions. [2018-04-12 00:33:45,667 INFO L460 AbstractCegarLoop]: Interpolant automaton has 69 states. [2018-04-12 00:33:45,667 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 312 transitions. [2018-04-12 00:33:45,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-12 00:33:45,668 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:33:45,668 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-04-12 00:33:45,668 INFO L408 AbstractCegarLoop]: === Iteration 47 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:33:45,668 INFO L82 PathProgramCache]: Analyzing trace with hash 262790159, now seen corresponding path program 4 times [2018-04-12 00:33:45,668 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:33:45,668 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:33:45,669 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:45,669 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:33:45,669 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:33:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:33:45,682 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:33:46,564 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:33:46,564 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:33:46,564 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:33:46,569 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:33:46,595 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:33:46,595 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:33:46,598 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:33:46,623 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 [2018-04-12 00:33:46,623 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:46,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:46,627 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-12 00:33:46,728 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 [2018-04-12 00:33:46,728 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:46,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:46,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:46,757 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 [2018-04-12 00:33:46,757 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:46,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:46,764 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29 [2018-04-12 00:33:46,831 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 [2018-04-12 00:33:46,832 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 10 treesize of output 9 [2018-04-12 00:33:46,832 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:46,833 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:46,840 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:46,840 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:42, output treesize:47 [2018-04-12 00:33:46,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:46,983 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 [2018-04-12 00:33:46,983 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:46,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:46,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:46,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:46,998 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 26 treesize of output 46 [2018-04-12 00:33:46,999 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,011 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,011 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:65, output treesize:70 [2018-04-12 00:33:47,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,113 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 55 treesize of output 67 [2018-04-12 00:33:47,115 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:33:47,116 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,123 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,138 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 14 [2018-04-12 00:33:47,139 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 14 treesize of output 13 [2018-04-12 00:33:47,139 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,141 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,153 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,153 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:105, output treesize:99 [2018-04-12 00:33:47,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,357 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 42 treesize of output 81 [2018-04-12 00:33:47,357 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 41 treesize of output 117 [2018-04-12 00:33:47,383 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,405 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. [2018-04-12 00:33:47,406 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:152, output treesize:171 [2018-04-12 00:33:47,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,549 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 183 [2018-04-12 00:33:47,552 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 37 treesize of output 30 [2018-04-12 00:33:47,553 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,579 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 42 [2018-04-12 00:33:47,610 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 [2018-04-12 00:33:47,611 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,614 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,639 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:47,639 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:209, output treesize:182 [2018-04-12 00:33:47,943 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 193 [2018-04-12 00:33:47,946 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:47,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:47,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 161 [2018-04-12 00:33:47,989 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:48,021 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:48,021 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:291, output treesize:281 [2018-04-12 00:33:48,186 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,187 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,187 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 118 [2018-04-12 00:33:48,195 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 26 treesize of output 25 [2018-04-12 00:33:48,195 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:48,204 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:48,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:48,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 298 treesize of output 328 [2018-04-12 00:33:48,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 48 [2018-04-12 00:33:48,264 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:48,303 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:48,331 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:48,332 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:307, output treesize:237 [2018-04-12 00:33:49,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,060 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:49,061 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,061 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:33:49,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 329 treesize of output 297 [2018-04-12 00:33:49,072 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:49,102 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 120 treesize of output 144 [2018-04-12 00:33:49,103 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-12 00:33:49,120 INFO L267 ElimStorePlain]: Start of recursive call 3: 141 dim-0 vars, End of recursive call: 141 dim-0 vars, and 54 xjuncts. [2018-04-12 00:33:49,320 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:49,321 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 130 treesize of output 117 [2018-04-12 00:33:49,321 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:49,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2018-04-12 00:33:49,351 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:49,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2018-04-12 00:33:49,377 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:49,402 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:49,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 7 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 [2018-04-12 00:33:49,438 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2018-04-12 00:33:49,438 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:49,444 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:33:49,444 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 [2018-04-12 00:33:49,444 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:33:49,447 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:33:49,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:33:49,472 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:347, output treesize:58 [2018-04-12 00:33:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:33:49,664 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:33:49,664 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 37] total 67 [2018-04-12 00:33:49,664 INFO L442 AbstractCegarLoop]: Interpolant automaton has 68 states [2018-04-12 00:33:49,664 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2018-04-12 00:33:49,664 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=293, Invalid=4263, Unknown=0, NotChecked=0, Total=4556 [2018-04-12 00:33:49,664 INFO L87 Difference]: Start difference. First operand 284 states and 312 transitions. Second operand 68 states. [2018-04-12 00:33:50,986 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 136 DAG size of output 75 [2018-04-12 00:33:51,926 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 152 DAG size of output 97 [2018-04-12 00:33:52,160 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 170 DAG size of output 102 [2018-04-12 00:33:53,521 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 108 DAG size of output 107 [2018-04-12 00:33:54,147 WARN L151 SmtUtils]: Spent 153ms on a formula simplification. DAG size of input: 142 DAG size of output 112 [2018-04-12 00:34:00,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:34:00,601 INFO L93 Difference]: Finished difference Result 570 states and 611 transitions. [2018-04-12 00:34:00,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2018-04-12 00:34:00,602 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 81 [2018-04-12 00:34:00,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:34:00,603 INFO L225 Difference]: With dead ends: 570 [2018-04-12 00:34:00,603 INFO L226 Difference]: Without dead ends: 570 [2018-04-12 00:34:00,603 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6899 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=1750, Invalid=20006, Unknown=0, NotChecked=0, Total=21756 [2018-04-12 00:34:00,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2018-04-12 00:34:00,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 329. [2018-04-12 00:34:00,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2018-04-12 00:34:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 362 transitions. [2018-04-12 00:34:00,606 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 362 transitions. Word has length 81 [2018-04-12 00:34:00,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:34:00,606 INFO L459 AbstractCegarLoop]: Abstraction has 329 states and 362 transitions. [2018-04-12 00:34:00,606 INFO L460 AbstractCegarLoop]: Interpolant automaton has 68 states. [2018-04-12 00:34:00,606 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 362 transitions. [2018-04-12 00:34:00,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-04-12 00:34:00,607 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:34:00,607 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, 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] [2018-04-12 00:34:00,607 INFO L408 AbstractCegarLoop]: === Iteration 48 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:34:00,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1148477775, now seen corresponding path program 2 times [2018-04-12 00:34:00,607 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:34:00,608 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:34:00,608 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:00,608 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:34:00,608 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:34:00,615 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:34:01,484 WARN L151 SmtUtils]: Spent 170ms on a formula simplification. DAG size of input: 69 DAG size of output 28 [2018-04-12 00:34:02,228 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:34:02,228 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:34:02,228 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:34:02,234 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:34:02,257 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:34:02,257 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:34:02,259 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:34:02,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:02,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 23 treesize of output 28 [2018-04-12 00:34:02,321 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,331 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 6 treesize of output 5 [2018-04-12 00:34:02,331 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,339 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:42 [2018-04-12 00:34:02,406 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 [2018-04-12 00:34:02,407 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 [2018-04-12 00:34:02,408 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,409 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,421 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 [2018-04-12 00:34:02,423 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 10 treesize of output 9 [2018-04-12 00:34:02,423 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,424 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,443 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:68, output treesize:72 [2018-04-12 00:34:02,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:34:02,487 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:34:02,487 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,488 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,496 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,497 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:70, output treesize:59 [2018-04-12 00:34:02,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:02,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:02,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:02,613 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 26 treesize of output 46 [2018-04-12 00:34:02,613 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,633 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 [2018-04-12 00:34:02,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,648 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,648 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:84 [2018-04-12 00:34:02,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:02,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:02,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 64 treesize of output 76 [2018-04-12 00:34:02,755 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:34:02,755 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,764 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,778 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:02,778 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:97, output treesize:100 [2018-04-12 00:34:03,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,353 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 36 treesize of output 86 [2018-04-12 00:34:03,353 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:03,367 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. [2018-04-12 00:34:03,367 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:119, output treesize:99 [2018-04-12 00:34:03,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-04-12 00:34:03,549 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:03,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,562 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 58 [2018-04-12 00:34:03,566 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:34:03,569 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 33 [2018-04-12 00:34:03,570 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:34:03,592 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 20 treesize of output 11 [2018-04-12 00:34:03,593 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:03,598 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:03,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:34:03,610 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:118, output treesize:30 [2018-04-12 00:34:03,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 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 36 [2018-04-12 00:34:03,715 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:03,722 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. [2018-04-12 00:34:03,723 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:36, output treesize:30 [2018-04-12 00:34:03,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:03,779 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 [2018-04-12 00:34:03,779 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:03,786 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:34:03,786 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:38 [2018-04-12 00:34:04,033 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:34:04,051 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:34:04,051 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 29] total 54 [2018-04-12 00:34:04,051 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-04-12 00:34:04,051 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-04-12 00:34:04,051 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=2833, Unknown=0, NotChecked=0, Total=2970 [2018-04-12 00:34:04,051 INFO L87 Difference]: Start difference. First operand 329 states and 362 transitions. Second operand 55 states. [2018-04-12 00:34:07,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:34:07,674 INFO L93 Difference]: Finished difference Result 336 states and 368 transitions. [2018-04-12 00:34:07,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-12 00:34:07,674 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 83 [2018-04-12 00:34:07,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:34:07,674 INFO L225 Difference]: With dead ends: 336 [2018-04-12 00:34:07,675 INFO L226 Difference]: Without dead ends: 331 [2018-04-12 00:34:07,675 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 64 SyntacticMatches, 5 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1379 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=411, Invalid=6899, Unknown=0, NotChecked=0, Total=7310 [2018-04-12 00:34:07,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2018-04-12 00:34:07,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 329. [2018-04-12 00:34:07,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2018-04-12 00:34:07,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 361 transitions. [2018-04-12 00:34:07,678 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 361 transitions. Word has length 83 [2018-04-12 00:34:07,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:34:07,678 INFO L459 AbstractCegarLoop]: Abstraction has 329 states and 361 transitions. [2018-04-12 00:34:07,678 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-04-12 00:34:07,678 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 361 transitions. [2018-04-12 00:34:07,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 00:34:07,678 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:34:07,678 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:34:07,678 INFO L408 AbstractCegarLoop]: === Iteration 49 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:34:07,679 INFO L82 PathProgramCache]: Analyzing trace with hash 303446148, now seen corresponding path program 2 times [2018-04-12 00:34:07,679 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:34:07,679 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:34:07,679 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:07,679 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:34:07,679 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:34:07,686 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:34:08,076 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:34:08,076 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:34:08,076 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:34:08,081 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:34:08,106 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:34:08,106 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:34:08,108 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:34:08,110 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 [2018-04-12 00:34:08,110 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,112 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,112 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:34:08,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:08,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:08,143 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 [2018-04-12 00:34:08,143 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,146 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,146 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:34:08,187 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 [2018-04-12 00:34:08,188 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 [2018-04-12 00:34:08,188 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,189 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,197 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 [2018-04-12 00:34:08,198 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 10 treesize of output 9 [2018-04-12 00:34:08,198 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,199 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,213 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,213 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:29 [2018-04-12 00:34:08,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:08,357 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 29 treesize of output 30 [2018-04-12 00:34:08,359 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 [2018-04-12 00:34:08,359 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,363 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:08,375 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 28 treesize of output 33 [2018-04-12 00:34:08,376 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 14 treesize of output 13 [2018-04-12 00:34:08,376 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,380 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,393 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,393 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:62, output treesize:49 [2018-04-12 00:34:08,425 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 41 treesize of output 33 [2018-04-12 00:34:08,426 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 15 treesize of output 3 [2018-04-12 00:34:08,426 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,430 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:34:08,430 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,432 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,437 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:34:08,437 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:68, output treesize:34 [2018-04-12 00:34:08,508 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 31 treesize of output 18 [2018-04-12 00:34:08,509 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 18 treesize of output 17 [2018-04-12 00:34:08,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,510 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,514 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:34:08,515 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:35 [2018-04-12 00:34:08,696 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 39 treesize of output 30 [2018-04-12 00:34:08,700 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2018-04-12 00:34:08,701 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:34:08,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 6 treesize of output 4 [2018-04-12 00:34:08,707 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:08,711 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:34:08,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:34:08,718 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:51, output treesize:26 [2018-04-12 00:34:08,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:34:08,779 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 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 00:34:08,780 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:34:08,781 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:34:08,783 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:34:08,783 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:15, output treesize:8 [2018-04-12 00:34:08,823 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 00:34:08,841 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:34:08,841 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 49 [2018-04-12 00:34:08,842 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-12 00:34:08,842 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-12 00:34:08,842 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=2182, Unknown=0, NotChecked=0, Total=2352 [2018-04-12 00:34:08,842 INFO L87 Difference]: Start difference. First operand 329 states and 361 transitions. Second operand 49 states. [2018-04-12 00:34:10,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:34:10,247 INFO L93 Difference]: Finished difference Result 330 states and 360 transitions. [2018-04-12 00:34:10,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-12 00:34:10,247 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 85 [2018-04-12 00:34:10,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:34:10,248 INFO L225 Difference]: With dead ends: 330 [2018-04-12 00:34:10,248 INFO L226 Difference]: Without dead ends: 286 [2018-04-12 00:34:10,248 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 63 SyntacticMatches, 4 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1919 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=590, Invalid=5730, Unknown=0, NotChecked=0, Total=6320 [2018-04-12 00:34:10,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2018-04-12 00:34:10,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 285. [2018-04-12 00:34:10,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2018-04-12 00:34:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 316 transitions. [2018-04-12 00:34:10,250 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 316 transitions. Word has length 85 [2018-04-12 00:34:10,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:34:10,250 INFO L459 AbstractCegarLoop]: Abstraction has 285 states and 316 transitions. [2018-04-12 00:34:10,250 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-12 00:34:10,250 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 316 transitions. [2018-04-12 00:34:10,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 00:34:10,251 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:34:10,251 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 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, 1, 1, 1, 1, 1] [2018-04-12 00:34:10,251 INFO L408 AbstractCegarLoop]: === Iteration 50 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:34:10,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1250191115, now seen corresponding path program 3 times [2018-04-12 00:34:10,251 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:34:10,251 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:34:10,251 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:10,251 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:34:10,251 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:34:10,258 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:34:10,559 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:34:10,559 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:34:10,559 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:34:10,564 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:34:10,595 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-12 00:34:10,596 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:34:10,598 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:34:10,630 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 13 treesize of output 10 [2018-04-12 00:34:10,631 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 [2018-04-12 00:34:10,631 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,632 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,635 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,635 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:19 [2018-04-12 00:34:10,718 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 28 treesize of output 34 [2018-04-12 00:34:10,720 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 29 treesize of output 28 [2018-04-12 00:34:10,720 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,726 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,729 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,730 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:31, output treesize:27 [2018-04-12 00:34:10,774 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 25 treesize of output 31 [2018-04-12 00:34:10,775 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 26 treesize of output 25 [2018-04-12 00:34:10,775 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,780 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,783 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:34:10,783 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:24 [2018-04-12 00:34:10,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 17 treesize of output 13 [2018-04-12 00:34:10,810 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:34:10,811 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 13 treesize of output 9 [2018-04-12 00:34:10,811 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,812 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,813 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:10,813 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:3 [2018-04-12 00:34:10,829 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-04-12 00:34:10,846 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:34:10,846 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 17] total 32 [2018-04-12 00:34:10,847 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-12 00:34:10,847 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-12 00:34:10,847 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=916, Unknown=0, NotChecked=0, Total=1056 [2018-04-12 00:34:10,847 INFO L87 Difference]: Start difference. First operand 285 states and 316 transitions. Second operand 33 states. [2018-04-12 00:34:12,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:34:12,527 INFO L93 Difference]: Finished difference Result 357 states and 388 transitions. [2018-04-12 00:34:12,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-12 00:34:12,527 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 85 [2018-04-12 00:34:12,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:34:12,528 INFO L225 Difference]: With dead ends: 357 [2018-04-12 00:34:12,528 INFO L226 Difference]: Without dead ends: 357 [2018-04-12 00:34:12,528 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 71 SyntacticMatches, 5 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1492 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1066, Invalid=4634, Unknown=0, NotChecked=0, Total=5700 [2018-04-12 00:34:12,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2018-04-12 00:34:12,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 289. [2018-04-12 00:34:12,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2018-04-12 00:34:12,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 321 transitions. [2018-04-12 00:34:12,530 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 321 transitions. Word has length 85 [2018-04-12 00:34:12,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:34:12,530 INFO L459 AbstractCegarLoop]: Abstraction has 289 states and 321 transitions. [2018-04-12 00:34:12,530 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-12 00:34:12,530 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 321 transitions. [2018-04-12 00:34:12,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 00:34:12,531 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:34:12,531 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:34:12,531 INFO L408 AbstractCegarLoop]: === Iteration 51 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:34:12,531 INFO L82 PathProgramCache]: Analyzing trace with hash -70287254, now seen corresponding path program 6 times [2018-04-12 00:34:12,531 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:34:12,531 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:34:12,531 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:12,532 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:34:12,532 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:34:12,540 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:34:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 14 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:34:13,576 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:34:13,576 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:34:13,581 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-12 00:34:13,620 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-04-12 00:34:13,620 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:34:13,623 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:34:13,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:13,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:13,634 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 [2018-04-12 00:34:13,634 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,641 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,642 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:34:13,709 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 [2018-04-12 00:34:13,710 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 [2018-04-12 00:34:13,710 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,711 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:34:13,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-12 00:34:13,721 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,722 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,728 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,728 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:45 [2018-04-12 00:34:13,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:13,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:13,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:13,843 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 16 treesize of output 13 [2018-04-12 00:34:13,844 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,851 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:40 [2018-04-12 00:34:13,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 30 [2018-04-12 00:34:13,928 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 16 treesize of output 15 [2018-04-12 00:34:13,928 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,931 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:13,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 38 treesize of output 50 [2018-04-12 00:34:13,944 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:34:13,944 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,949 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,957 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:13,957 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:63, output treesize:60 [2018-04-12 00:34:14,054 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 [2018-04-12 00:34:14,054 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,063 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,063 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:68 [2018-04-12 00:34:14,154 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:14,159 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 38 treesize of output 71 [2018-04-12 00:34:14,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 00:34:14,161 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,166 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:14,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:14,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 91 [2018-04-12 00:34:14,183 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 [2018-04-12 00:34:14,183 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,192 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,202 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,202 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:91, output treesize:92 [2018-04-12 00:34:14,363 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 59 treesize of output 40 [2018-04-12 00:34:14,364 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 40 treesize of output 39 [2018-04-12 00:34:14,364 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,365 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,373 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,373 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:165, output treesize:145 [2018-04-12 00:34:14,644 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:34:14,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:14,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 130 [2018-04-12 00:34:14,650 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 31 treesize of output 23 [2018-04-12 00:34:14,650 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,659 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:34:14,660 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 32 treesize of output 22 [2018-04-12 00:34:14,660 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,665 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:34:14,665 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 13 treesize of output 9 [2018-04-12 00:34:14,665 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,677 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,683 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:34:14,683 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:176, output treesize:97 [2018-04-12 00:34:14,776 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:34:14,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:14,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:14,777 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:34:14,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:14,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 100 [2018-04-12 00:34:14,783 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:34:14,787 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 40 [2018-04-12 00:34:14,787 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 8 treesize of output 4 [2018-04-12 00:34:14,793 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,797 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 22 treesize of output 13 [2018-04-12 00:34:14,797 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,799 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,801 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,801 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:98, output treesize:13 [2018-04-12 00:34:14,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 23 treesize of output 17 [2018-04-12 00:34:14,941 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 9 [2018-04-12 00:34:14,941 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,943 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,946 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:14,946 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:31, output treesize:17 [2018-04-12 00:34:15,045 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 11 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:34:15,063 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:34:15,063 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 34] total 63 [2018-04-12 00:34:15,063 INFO L442 AbstractCegarLoop]: Interpolant automaton has 63 states [2018-04-12 00:34:15,063 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2018-04-12 00:34:15,064 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=3704, Unknown=0, NotChecked=0, Total=3906 [2018-04-12 00:34:15,064 INFO L87 Difference]: Start difference. First operand 289 states and 321 transitions. Second operand 63 states. [2018-04-12 00:34:19,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:34:19,936 INFO L93 Difference]: Finished difference Result 371 states and 396 transitions. [2018-04-12 00:34:19,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-12 00:34:19,936 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 85 [2018-04-12 00:34:19,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:34:19,937 INFO L225 Difference]: With dead ends: 371 [2018-04-12 00:34:19,937 INFO L226 Difference]: Without dead ends: 368 [2018-04-12 00:34:19,937 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 54 SyntacticMatches, 6 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3286 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1096, Invalid=11786, Unknown=0, NotChecked=0, Total=12882 [2018-04-12 00:34:19,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2018-04-12 00:34:19,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 269. [2018-04-12 00:34:19,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-04-12 00:34:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 292 transitions. [2018-04-12 00:34:19,939 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 292 transitions. Word has length 85 [2018-04-12 00:34:19,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:34:19,940 INFO L459 AbstractCegarLoop]: Abstraction has 269 states and 292 transitions. [2018-04-12 00:34:19,940 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states. [2018-04-12 00:34:19,940 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 292 transitions. [2018-04-12 00:34:19,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 00:34:19,940 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:34:19,940 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-12 00:34:19,940 INFO L408 AbstractCegarLoop]: === Iteration 52 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:34:19,941 INFO L82 PathProgramCache]: Analyzing trace with hash 38104253, now seen corresponding path program 2 times [2018-04-12 00:34:19,941 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:34:19,941 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:34:19,941 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:19,941 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:34:19,941 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:34:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:34:19,949 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:34:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:34:20,460 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:34:20,460 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:34:20,465 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:34:20,486 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:34:20,486 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:34:20,489 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:34:20,500 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 [2018-04-12 00:34:20,500 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,502 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,502 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-12 00:34:20,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:20,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:20,559 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 [2018-04-12 00:34:20,559 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,562 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:34:20,571 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 [2018-04-12 00:34:20,572 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 10 treesize of output 9 [2018-04-12 00:34:20,572 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,573 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,582 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,582 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-12 00:34:20,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:20,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:20,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:34:20,635 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,640 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,641 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:33 [2018-04-12 00:34:20,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:20,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-12 00:34:20,698 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 10 treesize of output 9 [2018-04-12 00:34:20,698 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,701 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,707 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,707 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:45 [2018-04-12 00:34:20,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:20,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:20,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:20,799 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 26 treesize of output 33 [2018-04-12 00:34:20,799 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,805 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. [2018-04-12 00:34:20,805 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:64, output treesize:57 [2018-04-12 00:34:20,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:20,884 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 70 [2018-04-12 00:34:20,890 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 53 treesize of output 50 [2018-04-12 00:34:20,891 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:34:20,917 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 49 [2018-04-12 00:34:20,917 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:20,931 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:34:20,944 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:34:20,944 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:70, output treesize:99 [2018-04-12 00:34:21,138 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 5 new quantified variables, introduced 4 case distinctions, treesize of input 121 treesize of output 94 [2018-04-12 00:34:21,141 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 126 treesize of output 125 [2018-04-12 00:34:21,141 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:21,175 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 75 treesize of output 72 [2018-04-12 00:34:21,176 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:34:21,192 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:34:21,212 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:34:21,241 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 62 [2018-04-12 00:34:21,242 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 [2018-04-12 00:34:21,243 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:21,247 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:21,268 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-12 00:34:21,268 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 9 variables, input treesize:199, output treesize:160 [2018-04-12 00:34:21,710 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 57 treesize of output 37 [2018-04-12 00:34:21,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 29 treesize of output 18 [2018-04-12 00:34:21,711 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:21,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 17 treesize of output 9 [2018-04-12 00:34:21,715 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:21,717 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:21,722 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:34:21,722 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:110, output treesize:10 [2018-04-12 00:34:21,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:34:21,734 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 12 treesize of output 21 [2018-04-12 00:34:21,734 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:34:21,737 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. [2018-04-12 00:34:21,737 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-12 00:34:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:34:21,817 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:34:21,817 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31] total 56 [2018-04-12 00:34:21,817 INFO L442 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-04-12 00:34:21,817 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-04-12 00:34:21,817 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=272, Invalid=2920, Unknown=0, NotChecked=0, Total=3192 [2018-04-12 00:34:21,817 INFO L87 Difference]: Start difference. First operand 269 states and 292 transitions. Second operand 57 states. [2018-04-12 00:34:52,376 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 118 DAG size of output 60 [2018-04-12 00:35:02,333 WARN L151 SmtUtils]: Spent 226ms on a formula simplification. DAG size of input: 103 DAG size of output 59 [2018-04-12 00:35:02,623 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 104 DAG size of output 65 [2018-04-12 00:35:09,258 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 106 DAG size of output 67 [2018-04-12 00:35:09,522 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 93 DAG size of output 58 [2018-04-12 00:35:09,677 WARN L151 SmtUtils]: Spent 125ms on a formula simplification. DAG size of input: 111 DAG size of output 72 [2018-04-12 00:35:09,905 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 80 DAG size of output 68 [2018-04-12 00:35:12,147 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 98 DAG size of output 59 [2018-04-12 00:35:12,335 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 55 DAG size of output 51 [2018-04-12 00:35:12,483 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 100 DAG size of output 61 [2018-04-12 00:35:12,787 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 105 DAG size of output 66 [2018-04-12 00:35:12,917 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 62 DAG size of output 57 [2018-04-12 00:35:13,412 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 59 DAG size of output 55 [2018-04-12 00:35:17,602 WARN L151 SmtUtils]: Spent 146ms on a formula simplification. DAG size of input: 56 DAG size of output 51 [2018-04-12 00:35:22,191 WARN L151 SmtUtils]: Spent 154ms on a formula simplification. DAG size of input: 51 DAG size of output 47 [2018-04-12 00:35:24,439 WARN L151 SmtUtils]: Spent 165ms on a formula simplification. DAG size of input: 53 DAG size of output 49 [2018-04-12 00:35:29,178 WARN L151 SmtUtils]: Spent 184ms on a formula simplification. DAG size of input: 45 DAG size of output 41 [2018-04-12 00:35:32,277 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 78 DAG size of output 51 [2018-04-12 00:35:35,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:35:35,169 INFO L93 Difference]: Finished difference Result 483 states and 508 transitions. [2018-04-12 00:35:35,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2018-04-12 00:35:35,170 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 85 [2018-04-12 00:35:35,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:35:35,171 INFO L225 Difference]: With dead ends: 483 [2018-04-12 00:35:35,171 INFO L226 Difference]: Without dead ends: 483 [2018-04-12 00:35:35,171 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 56 SyntacticMatches, 5 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10052 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=3136, Invalid=24920, Unknown=0, NotChecked=0, Total=28056 [2018-04-12 00:35:35,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2018-04-12 00:35:35,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 269. [2018-04-12 00:35:35,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-04-12 00:35:35,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 291 transitions. [2018-04-12 00:35:35,174 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 291 transitions. Word has length 85 [2018-04-12 00:35:35,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:35:35,174 INFO L459 AbstractCegarLoop]: Abstraction has 269 states and 291 transitions. [2018-04-12 00:35:35,174 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-04-12 00:35:35,174 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 291 transitions. [2018-04-12 00:35:35,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-04-12 00:35:35,174 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:35:35,175 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:35:35,175 INFO L408 AbstractCegarLoop]: === Iteration 53 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:35:35,175 INFO L82 PathProgramCache]: Analyzing trace with hash -1202060579, now seen corresponding path program 3 times [2018-04-12 00:35:35,175 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:35:35,175 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:35:35,175 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:35:35,176 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:35:35,176 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:35:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:35:35,199 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:35:35,596 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:35:35,596 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:35:35,596 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:35:35,601 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:35:35,621 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 00:35:35,622 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:35:35,623 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:35:35,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 23 treesize of output 19 [2018-04-12 00:35:35,721 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 19 treesize of output 11 [2018-04-12 00:35:35,721 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:35,722 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:35,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 19 treesize of output 15 [2018-04-12 00:35:35,725 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 15 treesize of output 7 [2018-04-12 00:35:35,726 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:35,726 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:35,727 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:35,727 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:30, output treesize:7 [2018-04-12 00:35:35,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:35:35,762 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 3 [2018-04-12 00:35:35,762 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:35,762 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:35,772 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:35,773 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:7 [2018-04-12 00:35:35,792 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-04-12 00:35:35,810 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:35:35,810 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 13] total 38 [2018-04-12 00:35:35,810 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-12 00:35:35,811 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-12 00:35:35,811 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1282, Unknown=0, NotChecked=0, Total=1406 [2018-04-12 00:35:35,811 INFO L87 Difference]: Start difference. First operand 269 states and 291 transitions. Second operand 38 states. [2018-04-12 00:35:39,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:35:39,304 INFO L93 Difference]: Finished difference Result 407 states and 427 transitions. [2018-04-12 00:35:39,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-12 00:35:39,304 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 87 [2018-04-12 00:35:39,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:35:39,305 INFO L225 Difference]: With dead ends: 407 [2018-04-12 00:35:39,305 INFO L226 Difference]: Without dead ends: 407 [2018-04-12 00:35:39,306 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 78 SyntacticMatches, 2 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3828 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=1492, Invalid=11848, Unknown=0, NotChecked=0, Total=13340 [2018-04-12 00:35:39,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-04-12 00:35:39,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 282. [2018-04-12 00:35:39,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-04-12 00:35:39,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 304 transitions. [2018-04-12 00:35:39,307 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 304 transitions. Word has length 87 [2018-04-12 00:35:39,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:35:39,308 INFO L459 AbstractCegarLoop]: Abstraction has 282 states and 304 transitions. [2018-04-12 00:35:39,308 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-12 00:35:39,308 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 304 transitions. [2018-04-12 00:35:39,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-04-12 00:35:39,308 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:35:39,308 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-12 00:35:39,308 INFO L408 AbstractCegarLoop]: === Iteration 54 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:35:39,308 INFO L82 PathProgramCache]: Analyzing trace with hash -2036515777, now seen corresponding path program 1 times [2018-04-12 00:35:39,308 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:35:39,308 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:35:39,309 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:35:39,309 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:35:39,309 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:35:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:35:39,315 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:35:39,501 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 1 proven. 38 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-04-12 00:35:39,501 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:35:39,501 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:35:39,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:35:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:35:39,552 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:35:39,554 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 [2018-04-12 00:35:39,554 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,557 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,557 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:35:39,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:39,630 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:39,630 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 [2018-04-12 00:35:39,631 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,645 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 6 treesize of output 5 [2018-04-12 00:35:39,645 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,657 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-12 00:35:39,734 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 [2018-04-12 00:35:39,737 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 10 treesize of output 9 [2018-04-12 00:35:39,737 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,739 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,766 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 [2018-04-12 00:35:39,768 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 [2018-04-12 00:35:39,768 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,770 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,783 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,783 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:61, output treesize:59 [2018-04-12 00:35:39,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:39,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:39,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:39,907 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 58 [2018-04-12 00:35:39,907 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,925 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 18 treesize of output 27 [2018-04-12 00:35:39,925 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:39,940 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. [2018-04-12 00:35:39,940 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:85, output treesize:92 [2018-04-12 00:35:40,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 30 [2018-04-12 00:35:40,021 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 16 treesize of output 15 [2018-04-12 00:35:40,021 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,025 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 80 treesize of output 92 [2018-04-12 00:35:40,054 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:35:40,054 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,071 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,090 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:40,090 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:130, output treesize:113 [2018-04-12 00:35:40,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,223 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 48 treesize of output 95 [2018-04-12 00:35:40,224 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,251 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 39 treesize of output 79 [2018-04-12 00:35:40,251 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,270 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:40,270 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:160, output treesize:151 [2018-04-12 00:35:40,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 36 [2018-04-12 00:35:40,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 00:35:40,356 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,360 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 157 [2018-04-12 00:35:40,394 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 10 treesize of output 9 [2018-04-12 00:35:40,394 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,411 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,432 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:40,432 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:177, output treesize:175 [2018-04-12 00:35:40,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 71 treesize of output 144 [2018-04-12 00:35:40,579 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,598 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:40,599 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:235, output treesize:224 [2018-04-12 00:35:40,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 59 treesize of output 60 [2018-04-12 00:35:40,652 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 28 treesize of output 27 [2018-04-12 00:35:40,652 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,697 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 185 [2018-04-12 00:35:40,699 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 28 treesize of output 27 [2018-04-12 00:35:40,699 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,717 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:40,739 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:306, output treesize:208 [2018-04-12 00:35:40,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:40,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 124 [2018-04-12 00:35:40,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 26 [2018-04-12 00:35:40,896 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:40,912 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:40,912 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 56 treesize of output 36 [2018-04-12 00:35:40,912 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2018-04-12 00:35:40,926 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:40,936 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:40,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-12 00:35:40,957 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:40,957 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:35:40,958 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,960 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:40,976 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:40,977 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:229, output treesize:36 [2018-04-12 00:35:41,123 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:35:41,144 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:35:41,144 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 27] total 40 [2018-04-12 00:35:41,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-12 00:35:41,144 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-12 00:35:41,144 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1417, Unknown=0, NotChecked=0, Total=1560 [2018-04-12 00:35:41,144 INFO L87 Difference]: Start difference. First operand 282 states and 304 transitions. Second operand 40 states. [2018-04-12 00:35:42,837 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 130 DAG size of output 113 [2018-04-12 00:35:45,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:35:45,394 INFO L93 Difference]: Finished difference Result 363 states and 387 transitions. [2018-04-12 00:35:45,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-12 00:35:45,395 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 87 [2018-04-12 00:35:45,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:35:45,395 INFO L225 Difference]: With dead ends: 363 [2018-04-12 00:35:45,395 INFO L226 Difference]: Without dead ends: 363 [2018-04-12 00:35:45,396 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2237 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1005, Invalid=7737, Unknown=0, NotChecked=0, Total=8742 [2018-04-12 00:35:45,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-04-12 00:35:45,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 315. [2018-04-12 00:35:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2018-04-12 00:35:45,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 344 transitions. [2018-04-12 00:35:45,398 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 344 transitions. Word has length 87 [2018-04-12 00:35:45,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:35:45,398 INFO L459 AbstractCegarLoop]: Abstraction has 315 states and 344 transitions. [2018-04-12 00:35:45,398 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-12 00:35:45,398 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 344 transitions. [2018-04-12 00:35:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-12 00:35:45,398 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:35:45,399 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:35:45,399 INFO L408 AbstractCegarLoop]: === Iteration 55 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:35:45,399 INFO L82 PathProgramCache]: Analyzing trace with hash 349979057, now seen corresponding path program 4 times [2018-04-12 00:35:45,399 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:35:45,399 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:35:45,399 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:35:45,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:35:45,400 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:35:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:35:45,412 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:35:46,106 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:35:46,106 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:35:46,106 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:35:46,112 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:35:46,137 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:35:46,137 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:35:46,139 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:35:46,141 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 [2018-04-12 00:35:46,141 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,143 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,143 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:35:46,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,192 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 [2018-04-12 00:35:46,192 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,198 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,198 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:35:46,253 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 [2018-04-12 00:35:46,255 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 [2018-04-12 00:35:46,255 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,256 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,266 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 [2018-04-12 00:35:46,268 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 10 treesize of output 9 [2018-04-12 00:35:46,268 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,269 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,277 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,277 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:53, output treesize:45 [2018-04-12 00:35:46,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,411 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,411 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,412 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 20 treesize of output 21 [2018-04-12 00:35:46,412 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,420 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,420 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:51 [2018-04-12 00:35:46,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 37 treesize of output 49 [2018-04-12 00:35:46,503 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:35:46,503 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,509 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,521 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-12 00:35:46,525 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 14 treesize of output 13 [2018-04-12 00:35:46,525 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,529 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,538 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,538 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:74, output treesize:65 [2018-04-12 00:35:46,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 118 [2018-04-12 00:35:46,676 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 [2018-04-12 00:35:46,676 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,687 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:46,709 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 61 treesize of output 88 [2018-04-12 00:35:46,710 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 [2018-04-12 00:35:46,710 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,718 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:46,732 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:46,732 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:154, output treesize:81 [2018-04-12 00:35:47,278 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:47,279 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:47,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:47,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 85 [2018-04-12 00:35:47,314 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 54 [2018-04-12 00:35:47,315 INFO L267 ElimStorePlain]: Start of recursive call 3: 9 dim-0 vars, End of recursive call: 9 dim-0 vars, and 8 xjuncts. [2018-04-12 00:35:47,365 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:47,370 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 69 [2018-04-12 00:35:47,371 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:35:47,372 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:47,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2018-04-12 00:35:47,373 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:47,375 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:47,375 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:47,377 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 65 [2018-04-12 00:35:47,378 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:47,379 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:47,379 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2018-04-12 00:35:47,380 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:47,440 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 9 dim-0 vars, and 5 xjuncts. [2018-04-12 00:35:47,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 50 [2018-04-12 00:35:47,505 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:35:47,506 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,516 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:47,517 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 [2018-04-12 00:35:47,517 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,524 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 50 [2018-04-12 00:35:47,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:47,528 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 [2018-04-12 00:35:47,529 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,536 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:35:47,537 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,543 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 50 [2018-04-12 00:35:47,547 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:35:47,547 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:47,558 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 [2018-04-12 00:35:47,558 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,564 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-04-12 00:35:47,571 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 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-12 00:35:47,572 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-12 00:35:47,582 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:35:47,583 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,590 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:35:47,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 50 [2018-04-12 00:35:47,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:47,595 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 [2018-04-12 00:35:47,595 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,604 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:35:47,604 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,610 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:47,659 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-12 00:35:47,660 INFO L202 ElimStorePlain]: Needed 22 recursive calls to eliminate 6 variables, input treesize:120, output treesize:73 [2018-04-12 00:35:47,818 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:35:47,836 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:35:47,836 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29] total 57 [2018-04-12 00:35:47,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-04-12 00:35:47,836 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-04-12 00:35:47,837 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=3101, Unknown=0, NotChecked=0, Total=3306 [2018-04-12 00:35:47,837 INFO L87 Difference]: Start difference. First operand 315 states and 344 transitions. Second operand 58 states. [2018-04-12 00:35:54,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:35:54,685 INFO L93 Difference]: Finished difference Result 440 states and 466 transitions. [2018-04-12 00:35:54,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2018-04-12 00:35:54,685 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 89 [2018-04-12 00:35:54,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:35:54,686 INFO L225 Difference]: With dead ends: 440 [2018-04-12 00:35:54,686 INFO L226 Difference]: Without dead ends: 440 [2018-04-12 00:35:54,686 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 62 SyntacticMatches, 3 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4442 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=1604, Invalid=14146, Unknown=0, NotChecked=0, Total=15750 [2018-04-12 00:35:54,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2018-04-12 00:35:54,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 317. [2018-04-12 00:35:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2018-04-12 00:35:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 346 transitions. [2018-04-12 00:35:54,688 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 346 transitions. Word has length 89 [2018-04-12 00:35:54,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:35:54,688 INFO L459 AbstractCegarLoop]: Abstraction has 317 states and 346 transitions. [2018-04-12 00:35:54,688 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-04-12 00:35:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 346 transitions. [2018-04-12 00:35:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-12 00:35:54,689 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:35:54,689 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-04-12 00:35:54,689 INFO L408 AbstractCegarLoop]: === Iteration 56 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:35:54,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1991712931, now seen corresponding path program 7 times [2018-04-12 00:35:54,689 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:35:54,689 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:35:54,689 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:35:54,689 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:35:54,690 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:35:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:35:54,699 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:35:55,652 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:35:55,653 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:35:55,653 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:35:55,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:35:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:35:55,692 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:35:55,694 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 [2018-04-12 00:35:55,694 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:55,696 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:55,696 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:35:55,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:55,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:55,761 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 [2018-04-12 00:35:55,761 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:55,767 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:55,767 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:35:55,832 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 [2018-04-12 00:35:55,833 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 10 treesize of output 9 [2018-04-12 00:35:55,833 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:55,835 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:55,845 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 [2018-04-12 00:35:55,847 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 [2018-04-12 00:35:55,847 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:55,848 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:55,856 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:55,856 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:53, output treesize:45 [2018-04-12 00:35:55,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:55,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:55,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:55,989 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 46 [2018-04-12 00:35:55,989 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,000 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,000 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:53, output treesize:61 [2018-04-12 00:35:56,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 46 [2018-04-12 00:35:56,098 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:35:56,098 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,103 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 30 [2018-04-12 00:35:56,122 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 16 treesize of output 15 [2018-04-12 00:35:56,122 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,126 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,139 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,139 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:84, output treesize:87 [2018-04-12 00:35:56,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 43 treesize of output 125 [2018-04-12 00:35:56,318 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,340 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 6 treesize of output 5 [2018-04-12 00:35:56,340 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,356 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:137, output treesize:158 [2018-04-12 00:35:56,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,483 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 167 [2018-04-12 00:35:56,487 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 39 treesize of output 32 [2018-04-12 00:35:56,487 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,504 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,523 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,524 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 80 [2018-04-12 00:35:56,530 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 [2018-04-12 00:35:56,531 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,537 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,554 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,555 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:181, output treesize:170 [2018-04-12 00:35:56,763 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 34 [2018-04-12 00:35:56,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 59 [2018-04-12 00:35:56,765 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,766 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,785 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,786 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:323, output treesize:371 [2018-04-12 00:35:56,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 67 [2018-04-12 00:35:56,859 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,896 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:56,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 209 [2018-04-12 00:35:56,896 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,921 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:56,921 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:382, output treesize:372 [2018-04-12 00:35:57,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 364 treesize of output 388 [2018-04-12 00:35:57,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 50 [2018-04-12 00:35:57,084 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:57,119 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:57,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:57,158 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 312 [2018-04-12 00:35:57,160 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 [2018-04-12 00:35:57,160 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:57,180 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:57,201 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:57,201 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:403, output treesize:301 [2018-04-12 00:35:57,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 187 treesize of output 214 [2018-04-12 00:35:57,435 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 66 treesize of output 65 [2018-04-12 00:35:57,436 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:57,440 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:57,461 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:57,461 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:656, output treesize:594 [2018-04-12 00:35:58,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,091 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,092 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:58,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 615 treesize of output 424 [2018-04-12 00:35:58,098 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 283 treesize of output 220 [2018-04-12 00:35:58,098 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,135 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:58,135 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 [2018-04-12 00:35:58,135 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,158 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:58,159 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 278 treesize of output 234 [2018-04-12 00:35:58,159 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,177 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:35:58,209 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:639, output treesize:248 [2018-04-12 00:35:58,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,466 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 92 [2018-04-12 00:35:58,470 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 5 treesize of output 1 [2018-04-12 00:35:58,470 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,475 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 5 treesize of output 1 [2018-04-12 00:35:58,475 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,476 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,490 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. [2018-04-12 00:35:58,490 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:258, output treesize:205 [2018-04-12 00:35:58,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,607 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 102 [2018-04-12 00:35:58,607 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,626 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:58,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,628 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:58,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,630 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,630 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,631 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,631 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:35:58,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 155 [2018-04-12 00:35:58,635 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:58,659 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 59 treesize of output 107 [2018-04-12 00:35:58,659 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-12 00:35:58,675 INFO L267 ElimStorePlain]: Start of recursive call 4: 141 dim-0 vars, End of recursive call: 141 dim-0 vars, and 54 xjuncts. [2018-04-12 00:35:58,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 46 [2018-04-12 00:35:58,830 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,838 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:35:58,838 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 27 treesize of output 22 [2018-04-12 00:35:58,839 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 13 treesize of output 9 [2018-04-12 00:35:58,844 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,846 INFO L267 ElimStorePlain]: Start of recursive call 3: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:35:58,851 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:228, output treesize:5 [2018-04-12 00:35:58,920 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:35:58,939 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:35:58,939 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 39] total 67 [2018-04-12 00:35:58,939 INFO L442 AbstractCegarLoop]: Interpolant automaton has 68 states [2018-04-12 00:35:58,939 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2018-04-12 00:35:58,940 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=297, Invalid=4259, Unknown=0, NotChecked=0, Total=4556 [2018-04-12 00:35:58,940 INFO L87 Difference]: Start difference. First operand 317 states and 346 transitions. Second operand 68 states. [2018-04-12 00:36:00,783 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 119 DAG size of output 91 [2018-04-12 00:36:00,958 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 126 DAG size of output 92 [2018-04-12 00:36:01,799 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 82 DAG size of output 81 [2018-04-12 00:36:02,054 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 89 DAG size of output 49 [2018-04-12 00:36:02,330 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 97 DAG size of output 88 [2018-04-12 00:36:02,534 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 112 DAG size of output 93 [2018-04-12 00:36:04,405 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 166 DAG size of output 110 [2018-04-12 00:36:04,857 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 154 DAG size of output 135 [2018-04-12 00:36:05,103 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 155 DAG size of output 134 [2018-04-12 00:36:05,684 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 139 DAG size of output 98 [2018-04-12 00:36:06,338 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 157 DAG size of output 150 [2018-04-12 00:36:07,376 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 145 DAG size of output 124 [2018-04-12 00:36:07,906 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 148 DAG size of output 127 [2018-04-12 00:36:09,045 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 103 DAG size of output 93 [2018-04-12 00:36:09,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:36:09,361 INFO L93 Difference]: Finished difference Result 425 states and 445 transitions. [2018-04-12 00:36:09,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2018-04-12 00:36:09,361 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 89 [2018-04-12 00:36:09,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:36:09,362 INFO L225 Difference]: With dead ends: 425 [2018-04-12 00:36:09,362 INFO L226 Difference]: Without dead ends: 425 [2018-04-12 00:36:09,362 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 51 SyntacticMatches, 5 SemanticMatches, 149 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7324 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=2298, Invalid=20352, Unknown=0, NotChecked=0, Total=22650 [2018-04-12 00:36:09,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2018-04-12 00:36:09,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 320. [2018-04-12 00:36:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-04-12 00:36:09,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 349 transitions. [2018-04-12 00:36:09,370 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 349 transitions. Word has length 89 [2018-04-12 00:36:09,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:36:09,370 INFO L459 AbstractCegarLoop]: Abstraction has 320 states and 349 transitions. [2018-04-12 00:36:09,370 INFO L460 AbstractCegarLoop]: Interpolant automaton has 68 states. [2018-04-12 00:36:09,370 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 349 transitions. [2018-04-12 00:36:09,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-04-12 00:36:09,370 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:36:09,370 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1] [2018-04-12 00:36:09,371 INFO L408 AbstractCegarLoop]: === Iteration 57 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:36:09,371 INFO L82 PathProgramCache]: Analyzing trace with hash 1048992528, now seen corresponding path program 1 times [2018-04-12 00:36:09,371 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:36:09,371 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:36:09,371 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:36:09,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:36:09,371 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:36:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:36:09,383 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:36:10,124 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:36:10,124 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:36:10,124 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:36:10,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:36:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:36:10,159 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:36:10,160 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 [2018-04-12 00:36:10,161 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,163 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,163 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:36:10,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,225 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 [2018-04-12 00:36:10,226 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,233 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,233 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:36:10,300 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 [2018-04-12 00:36:10,302 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 [2018-04-12 00:36:10,302 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,303 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,313 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 [2018-04-12 00:36:10,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-12 00:36:10,314 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,315 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,322 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,322 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:45 [2018-04-12 00:36:10,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:36:10,363 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 3 [2018-04-12 00:36:10,363 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,364 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,369 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:36 [2018-04-12 00:36:10,438 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 12 [2018-04-12 00:36:10,439 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-12 00:36:10,439 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,440 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,446 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,447 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:47 [2018-04-12 00:36:10,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,491 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 26 treesize of output 46 [2018-04-12 00:36:10,492 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,500 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,501 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:64 [2018-04-12 00:36:10,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 69 [2018-04-12 00:36:10,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:36:10,595 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,601 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,609 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,610 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:82, output treesize:70 [2018-04-12 00:36:10,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,762 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 23 treesize of output 36 [2018-04-12 00:36:10,784 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 16 treesize of output 15 [2018-04-12 00:36:10,785 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,788 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,797 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,797 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:92, output treesize:96 [2018-04-12 00:36:10,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,850 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,850 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 39 treesize of output 107 [2018-04-12 00:36:10,852 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,868 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:10,868 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:107, output treesize:125 [2018-04-12 00:36:10,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:10,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 129 [2018-04-12 00:36:10,989 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 10 treesize of output 9 [2018-04-12 00:36:10,990 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,004 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,020 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,020 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:138, output treesize:149 [2018-04-12 00:36:11,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,222 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 85 [2018-04-12 00:36:11,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 00:36:11,224 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,230 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,247 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:11,247 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:198, output treesize:208 [2018-04-12 00:36:11,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 145 [2018-04-12 00:36:11,328 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,348 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. [2018-04-12 00:36:11,348 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:213, output treesize:204 [2018-04-12 00:36:11,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:11,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 189 [2018-04-12 00:36:11,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 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 [2018-04-12 00:36:11,498 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,518 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,541 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:11,541 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:217, output treesize:186 [2018-04-12 00:36:11,764 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 238 [2018-04-12 00:36:11,766 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 28 treesize of output 27 [2018-04-12 00:36:11,766 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,777 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:11,795 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:11,796 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:318, output treesize:294 [2018-04-12 00:36:12,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:12,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:12,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 300 treesize of output 157 [2018-04-12 00:36:12,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 32 [2018-04-12 00:36:12,009 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:12,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 30 [2018-04-12 00:36:12,029 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:12,046 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:12,046 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 33 [2018-04-12 00:36:12,047 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:12,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 24 [2018-04-12 00:36:12,069 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:12,084 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:12,101 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:12,101 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:306, output treesize:53 [2018-04-12 00:36:12,209 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 36 treesize of output 50 [2018-04-12 00:36:12,211 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 5 treesize of output 1 [2018-04-12 00:36:12,211 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:12,220 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 5 treesize of output 1 [2018-04-12 00:36:12,220 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:12,224 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 5 treesize of output 1 [2018-04-12 00:36:12,225 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:12,231 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 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 00:36:12,231 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 00:36:12,233 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:36:12,241 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:36:12,242 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:63, output treesize:16 [2018-04-12 00:36:12,361 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:36:12,379 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:36:12,379 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 69 [2018-04-12 00:36:12,379 INFO L442 AbstractCegarLoop]: Interpolant automaton has 69 states [2018-04-12 00:36:12,379 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2018-04-12 00:36:12,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=4408, Unknown=0, NotChecked=0, Total=4692 [2018-04-12 00:36:12,380 INFO L87 Difference]: Start difference. First operand 320 states and 349 transitions. Second operand 69 states. [2018-04-12 00:36:14,580 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 129 DAG size of output 78 [2018-04-12 00:36:14,764 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 144 DAG size of output 92 [2018-04-12 00:36:15,912 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 132 DAG size of output 105 [2018-04-12 00:36:16,160 WARN L151 SmtUtils]: Spent 164ms on a formula simplification. DAG size of input: 158 DAG size of output 123 [2018-04-12 00:36:22,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:36:22,118 INFO L93 Difference]: Finished difference Result 431 states and 450 transitions. [2018-04-12 00:36:22,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2018-04-12 00:36:22,118 INFO L78 Accepts]: Start accepts. Automaton has 69 states. Word has length 91 [2018-04-12 00:36:22,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:36:22,119 INFO L225 Difference]: With dead ends: 431 [2018-04-12 00:36:22,119 INFO L226 Difference]: Without dead ends: 431 [2018-04-12 00:36:22,120 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5571 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=2293, Invalid=18877, Unknown=0, NotChecked=0, Total=21170 [2018-04-12 00:36:22,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2018-04-12 00:36:22,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 308. [2018-04-12 00:36:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2018-04-12 00:36:22,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 334 transitions. [2018-04-12 00:36:22,122 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 334 transitions. Word has length 91 [2018-04-12 00:36:22,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:36:22,122 INFO L459 AbstractCegarLoop]: Abstraction has 308 states and 334 transitions. [2018-04-12 00:36:22,122 INFO L460 AbstractCegarLoop]: Interpolant automaton has 69 states. [2018-04-12 00:36:22,122 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 334 transitions. [2018-04-12 00:36:22,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-04-12 00:36:22,122 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:36:22,122 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:36:22,122 INFO L408 AbstractCegarLoop]: === Iteration 58 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:36:22,123 INFO L82 PathProgramCache]: Analyzing trace with hash -458468495, now seen corresponding path program 4 times [2018-04-12 00:36:22,123 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:36:22,123 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:36:22,123 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:36:22,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:36:22,123 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:36:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:36:22,129 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:36:22,678 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:36:22,679 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:36:22,679 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 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:36:22,684 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:36:22,712 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:36:22,712 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:36:22,714 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:36:22,716 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 [2018-04-12 00:36:22,716 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,718 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:36:22,762 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:22,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:22,763 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 [2018-04-12 00:36:22,763 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,772 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,772 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:36:22,823 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 [2018-04-12 00:36:22,825 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 [2018-04-12 00:36:22,825 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,836 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 [2018-04-12 00:36:22,837 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 10 treesize of output 9 [2018-04-12 00:36:22,837 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,839 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,846 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,847 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:53, output treesize:45 [2018-04-12 00:36:22,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:22,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:22,974 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:22,974 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 20 treesize of output 21 [2018-04-12 00:36:22,974 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,982 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:22,982 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:51 [2018-04-12 00:36:23,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:23,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-12 00:36:23,049 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 14 treesize of output 13 [2018-04-12 00:36:23,049 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,054 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:23,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:23,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 50 treesize of output 62 [2018-04-12 00:36:23,069 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:36:23,069 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,075 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,083 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,084 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:74, output treesize:65 [2018-04-12 00:36:23,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:23,206 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 61 treesize of output 88 [2018-04-12 00:36:23,208 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 [2018-04-12 00:36:23,208 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,216 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:23,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:23,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 95 [2018-04-12 00:36:23,237 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 20 treesize of output 19 [2018-04-12 00:36:23,237 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,245 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:23,256 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:132, output treesize:66 [2018-04-12 00:36:23,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:23,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:23,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 52 [2018-04-12 00:36:23,375 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:23,379 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 43 [2018-04-12 00:36:23,380 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:36:23,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 30 treesize of output 22 [2018-04-12 00:36:23,391 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,394 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,401 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. [2018-04-12 00:36:23,401 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:78, output treesize:31 [2018-04-12 00:36:23,530 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 33 treesize of output 29 [2018-04-12 00:36:23,540 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 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-12 00:36:23,540 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:36:23,546 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:36:23,547 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:23,551 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:36:23,561 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:36:23,561 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:46, output treesize:15 [2018-04-12 00:36:23,649 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 00:36:23,667 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:36:23,667 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 27] total 53 [2018-04-12 00:36:23,667 INFO L442 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-04-12 00:36:23,667 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-04-12 00:36:23,667 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=259, Invalid=2603, Unknown=0, NotChecked=0, Total=2862 [2018-04-12 00:36:23,667 INFO L87 Difference]: Start difference. First operand 308 states and 334 transitions. Second operand 54 states. [2018-04-12 00:36:27,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:36:27,623 INFO L93 Difference]: Finished difference Result 422 states and 447 transitions. [2018-04-12 00:36:27,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2018-04-12 00:36:27,624 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 93 [2018-04-12 00:36:27,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:36:27,624 INFO L225 Difference]: With dead ends: 422 [2018-04-12 00:36:27,624 INFO L226 Difference]: Without dead ends: 422 [2018-04-12 00:36:27,625 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 69 SyntacticMatches, 3 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4958 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1831, Invalid=12931, Unknown=0, NotChecked=0, Total=14762 [2018-04-12 00:36:27,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2018-04-12 00:36:27,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 307. [2018-04-12 00:36:27,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2018-04-12 00:36:27,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 333 transitions. [2018-04-12 00:36:27,627 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 333 transitions. Word has length 93 [2018-04-12 00:36:27,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:36:27,627 INFO L459 AbstractCegarLoop]: Abstraction has 307 states and 333 transitions. [2018-04-12 00:36:27,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-04-12 00:36:27,627 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 333 transitions. [2018-04-12 00:36:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-04-12 00:36:27,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:36:27,627 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 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] [2018-04-12 00:36:27,627 INFO L408 AbstractCegarLoop]: === Iteration 59 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:36:27,628 INFO L82 PathProgramCache]: Analyzing trace with hash 399728800, now seen corresponding path program 8 times [2018-04-12 00:36:27,628 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:36:27,628 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:36:27,628 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:36:27,628 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:36:27,628 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:36:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:36:27,638 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:36:28,781 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:36:28,781 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:36:28,782 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 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:36:28,787 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:36:28,816 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:36:28,816 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:36:28,819 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:36:28,837 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 [2018-04-12 00:36:28,837 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:28,840 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:28,840 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-12 00:36:28,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:28,919 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:28,919 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 [2018-04-12 00:36:28,920 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:28,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:28,925 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:36:28,993 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 [2018-04-12 00:36:28,994 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 10 treesize of output 9 [2018-04-12 00:36:28,994 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:28,995 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,005 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 [2018-04-12 00:36:29,006 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 [2018-04-12 00:36:29,006 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,007 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,014 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:45 [2018-04-12 00:36:29,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 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 46 [2018-04-12 00:36:29,146 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,157 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,157 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:58 [2018-04-12 00:36:29,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 46 [2018-04-12 00:36:29,249 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:36:29,249 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 30 [2018-04-12 00:36:29,272 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 16 treesize of output 15 [2018-04-12 00:36:29,272 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,284 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,295 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,295 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:84, output treesize:72 [2018-04-12 00:36:29,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 43 treesize of output 125 [2018-04-12 00:36:29,443 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,457 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,457 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:124 [2018-04-12 00:36:29,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,570 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,571 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 119 [2018-04-12 00:36:29,580 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 10 treesize of output 9 [2018-04-12 00:36:29,580 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,594 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 34 [2018-04-12 00:36:29,614 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 [2018-04-12 00:36:29,614 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,617 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,631 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:155, output treesize:128 [2018-04-12 00:36:29,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 242 [2018-04-12 00:36:29,812 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:29,837 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. [2018-04-12 00:36:29,837 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:208, output treesize:250 [2018-04-12 00:36:29,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:29,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 197 [2018-04-12 00:36:29,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 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 [2018-04-12 00:36:29,991 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,013 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 40 [2018-04-12 00:36:30,042 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 26 treesize of output 25 [2018-04-12 00:36:30,042 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,046 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,072 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:30,072 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:273, output treesize:302 [2018-04-12 00:36:30,314 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 30 [2018-04-12 00:36:30,316 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 30 treesize of output 51 [2018-04-12 00:36:30,316 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,318 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,346 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:30,346 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:424, output treesize:464 [2018-04-12 00:36:30,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 431 [2018-04-12 00:36:30,434 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,477 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. [2018-04-12 00:36:30,477 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:475, output treesize:543 [2018-04-12 00:36:30,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,673 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,675 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,678 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 17 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 530 treesize of output 370 [2018-04-12 00:36:30,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-04-12 00:36:30,691 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,738 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:30,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 187 [2018-04-12 00:36:30,791 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 32 treesize of output 31 [2018-04-12 00:36:30,791 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,802 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:30,844 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:30,844 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:574, output treesize:499 [2018-04-12 00:36:31,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 186 [2018-04-12 00:36:31,153 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 58 treesize of output 57 [2018-04-12 00:36:31,153 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:31,158 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:31,198 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:31,198 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:846, output treesize:792 [2018-04-12 00:36:31,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 529 treesize of output 383 [2018-04-12 00:36:31,394 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 351 treesize of output 298 [2018-04-12 00:36:31,394 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:31,411 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:31,411 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 13 treesize of output 9 [2018-04-12 00:36:31,411 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:31,424 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:31,460 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. [2018-04-12 00:36:31,460 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:803, output treesize:575 [2018-04-12 00:36:31,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 124 [2018-04-12 00:36:31,743 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 5 treesize of output 1 [2018-04-12 00:36:31,743 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:31,751 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 5 treesize of output 1 [2018-04-12 00:36:31,751 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:31,752 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:31,783 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:31,784 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:582, output treesize:513 [2018-04-12 00:36:31,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,870 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:31,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:31,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 509 treesize of output 268 [2018-04-12 00:36:31,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 44 [2018-04-12 00:36:31,882 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:31,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 36 [2018-04-12 00:36:31,923 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:31,952 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:31,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 37 [2018-04-12 00:36:31,953 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:31,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 30 [2018-04-12 00:36:31,979 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:32,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 26 [2018-04-12 00:36:32,002 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:32,023 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:32,045 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:32,046 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:514, output treesize:91 [2018-04-12 00:36:32,328 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:36:32,345 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:36:32,345 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 40] total 72 [2018-04-12 00:36:32,346 INFO L442 AbstractCegarLoop]: Interpolant automaton has 73 states [2018-04-12 00:36:32,346 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2018-04-12 00:36:32,346 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=387, Invalid=4869, Unknown=0, NotChecked=0, Total=5256 [2018-04-12 00:36:32,346 INFO L87 Difference]: Start difference. First operand 307 states and 333 transitions. Second operand 73 states. [2018-04-12 00:36:35,486 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 124 DAG size of output 123 [2018-04-12 00:36:36,992 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 157 DAG size of output 117 [2018-04-12 00:36:37,248 WARN L151 SmtUtils]: Spent 148ms on a formula simplification. DAG size of input: 175 DAG size of output 136 [2018-04-12 00:36:43,628 WARN L151 SmtUtils]: Spent 2102ms on a formula simplification. DAG size of input: 191 DAG size of output 146 [2018-04-12 00:36:47,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:36:47,535 INFO L93 Difference]: Finished difference Result 443 states and 470 transitions. [2018-04-12 00:36:47,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2018-04-12 00:36:47,536 INFO L78 Accepts]: Start accepts. Automaton has 73 states. Word has length 93 [2018-04-12 00:36:47,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:36:47,536 INFO L225 Difference]: With dead ends: 443 [2018-04-12 00:36:47,536 INFO L226 Difference]: Without dead ends: 443 [2018-04-12 00:36:47,537 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 54 SyntacticMatches, 3 SemanticMatches, 151 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7646 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=2122, Invalid=21134, Unknown=0, NotChecked=0, Total=23256 [2018-04-12 00:36:47,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2018-04-12 00:36:47,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 310. [2018-04-12 00:36:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2018-04-12 00:36:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 336 transitions. [2018-04-12 00:36:47,539 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 336 transitions. Word has length 93 [2018-04-12 00:36:47,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:36:47,539 INFO L459 AbstractCegarLoop]: Abstraction has 310 states and 336 transitions. [2018-04-12 00:36:47,540 INFO L460 AbstractCegarLoop]: Interpolant automaton has 73 states. [2018-04-12 00:36:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 336 transitions. [2018-04-12 00:36:47,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-04-12 00:36:47,540 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:36:47,540 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:36:47,540 INFO L408 AbstractCegarLoop]: === Iteration 60 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:36:47,540 INFO L82 PathProgramCache]: Analyzing trace with hash 1748528579, now seen corresponding path program 4 times [2018-04-12 00:36:47,540 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:36:47,540 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:36:47,541 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:36:47,541 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:36:47,541 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:36:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:36:47,547 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:36:48,635 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:36:48,635 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:36:48,636 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:36:48,641 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:36:48,670 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:36:48,670 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:36:48,673 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:36:48,674 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 [2018-04-12 00:36:48,674 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,676 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,676 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:36:48,776 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 [2018-04-12 00:36:48,776 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,789 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:48,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:48,790 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 [2018-04-12 00:36:48,791 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,802 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,802 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-12 00:36:48,895 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 [2018-04-12 00:36:48,897 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:36:48,897 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,899 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,912 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 [2018-04-12 00:36:48,914 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 [2018-04-12 00:36:48,914 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,915 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,926 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:48,926 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:58, output treesize:56 [2018-04-12 00:36:49,126 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,127 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 [2018-04-12 00:36:49,127 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,151 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 26 treesize of output 46 [2018-04-12 00:36:49,151 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,172 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,172 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:81 [2018-04-12 00:36:49,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-12 00:36:49,306 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 14 treesize of output 13 [2018-04-12 00:36:49,307 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,312 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 68 treesize of output 80 [2018-04-12 00:36:49,341 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:36:49,341 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,351 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,370 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:107, output treesize:97 [2018-04-12 00:36:49,594 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 18 [2018-04-12 00:36:49,596 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 18 treesize of output 27 [2018-04-12 00:36:49,596 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,598 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,619 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:49,619 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:143, output treesize:159 [2018-04-12 00:36:49,698 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,699 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 31 treesize of output 70 [2018-04-12 00:36:49,699 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,734 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 35 treesize of output 67 [2018-04-12 00:36:49,734 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,759 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. [2018-04-12 00:36:49,759 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:173, output treesize:164 [2018-04-12 00:36:49,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,921 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 95 [2018-04-12 00:36:49,930 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 [2018-04-12 00:36:49,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,940 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,972 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:49,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 168 [2018-04-12 00:36:49,976 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 10 treesize of output 9 [2018-04-12 00:36:49,976 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:49,994 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:50,017 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:50,017 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:190, output treesize:204 [2018-04-12 00:36:50,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 102 [2018-04-12 00:36:50,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 33 [2018-04-12 00:36:50,256 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:50,262 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:50,289 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:50,289 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:363, output treesize:333 [2018-04-12 00:36:50,951 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:50,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:50,952 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:50,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 113 [2018-04-12 00:36:50,953 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:50,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:50,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:50,991 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:50,992 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:50,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 211 [2018-04-12 00:36:50,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:51,004 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 123 treesize of output 107 [2018-04-12 00:36:51,004 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:36:51,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 113 treesize of output 77 [2018-04-12 00:36:51,036 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:51,052 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:51,053 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 73 [2018-04-12 00:36:51,053 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:51,072 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:51,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 63 [2018-04-12 00:36:51,120 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:36:51,120 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:51,131 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2018-04-12 00:36:51,132 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:51,138 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:36:51,139 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 19 treesize of output 15 [2018-04-12 00:36:51,139 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:51,144 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:51,166 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-12 00:36:51,166 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 7 variables, input treesize:395, output treesize:54 [2018-04-12 00:36:51,302 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:51,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:36:51,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2018-04-12 00:36:51,309 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 10 treesize of output 15 [2018-04-12 00:36:51,309 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:51,315 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 3 [2018-04-12 00:36:51,316 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:51,320 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 5 treesize of output 1 [2018-04-12 00:36:51,320 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:36:51,322 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:51,331 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:36:51,332 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:61, output treesize:3 [2018-04-12 00:36:51,420 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-12 00:36:51,438 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:36:51,438 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 34] total 74 [2018-04-12 00:36:51,438 INFO L442 AbstractCegarLoop]: Interpolant automaton has 74 states [2018-04-12 00:36:51,438 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2018-04-12 00:36:51,438 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=320, Invalid=5082, Unknown=0, NotChecked=0, Total=5402 [2018-04-12 00:36:51,438 INFO L87 Difference]: Start difference. First operand 310 states and 336 transitions. Second operand 74 states. [2018-04-12 00:36:53,030 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 114 DAG size of output 82 [2018-04-12 00:36:53,236 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 144 DAG size of output 94 [2018-04-12 00:36:54,259 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 162 DAG size of output 98 [2018-04-12 00:36:54,502 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 183 DAG size of output 102 [2018-04-12 00:37:00,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:37:00,238 INFO L93 Difference]: Finished difference Result 353 states and 374 transitions. [2018-04-12 00:37:00,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2018-04-12 00:37:00,238 INFO L78 Accepts]: Start accepts. Automaton has 74 states. Word has length 95 [2018-04-12 00:37:00,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:37:00,239 INFO L225 Difference]: With dead ends: 353 [2018-04-12 00:37:00,239 INFO L226 Difference]: Without dead ends: 352 [2018-04-12 00:37:00,240 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 64 SyntacticMatches, 2 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5720 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=1896, Invalid=18410, Unknown=0, NotChecked=0, Total=20306 [2018-04-12 00:37:00,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2018-04-12 00:37:00,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 298. [2018-04-12 00:37:00,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2018-04-12 00:37:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 322 transitions. [2018-04-12 00:37:00,241 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 322 transitions. Word has length 95 [2018-04-12 00:37:00,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:37:00,242 INFO L459 AbstractCegarLoop]: Abstraction has 298 states and 322 transitions. [2018-04-12 00:37:00,242 INFO L460 AbstractCegarLoop]: Interpolant automaton has 74 states. [2018-04-12 00:37:00,242 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 322 transitions. [2018-04-12 00:37:00,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-04-12 00:37:00,242 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:37:00,242 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-12 00:37:00,242 INFO L408 AbstractCegarLoop]: === Iteration 61 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:37:00,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1527851658, now seen corresponding path program 9 times [2018-04-12 00:37:00,242 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:37:00,242 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:37:00,243 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:37:00,243 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:37:00,243 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:37:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:37:00,254 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:37:01,785 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 44 DAG size of output 41 [2018-04-12 00:37:02,248 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:37:02,248 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:37:02,248 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 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:37:02,253 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:37:02,310 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-12 00:37:02,310 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:37:02,314 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:37:02,315 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 [2018-04-12 00:37:02,315 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,317 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,317 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:37:02,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:02,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:02,373 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 [2018-04-12 00:37:02,373 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,381 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 6 treesize of output 5 [2018-04-12 00:37:02,381 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,387 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,387 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-12 00:37:02,469 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 [2018-04-12 00:37:02,470 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 [2018-04-12 00:37:02,470 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,472 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,482 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 [2018-04-12 00:37:02,483 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 10 treesize of output 9 [2018-04-12 00:37:02,484 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,485 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,494 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,494 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:58, output treesize:56 [2018-04-12 00:37:02,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:02,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:02,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:02,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:02,690 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 42 [2018-04-12 00:37:02,690 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,705 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 [2018-04-12 00:37:02,706 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,719 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:68, output treesize:73 [2018-04-12 00:37:02,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:02,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 21 treesize of output 26 [2018-04-12 00:37:02,837 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 14 treesize of output 13 [2018-04-12 00:37:02,837 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,841 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:02,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 60 treesize of output 61 [2018-04-12 00:37:02,864 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:37:02,864 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,871 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,886 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:02,886 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:99, output treesize:107 [2018-04-12 00:37:03,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 41 treesize of output 117 [2018-04-12 00:37:03,193 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:03,227 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 0 case distinctions, treesize of input 42 treesize of output 81 [2018-04-12 00:37:03,227 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:03,254 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. [2018-04-12 00:37:03,254 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:172, output treesize:191 [2018-04-12 00:37:03,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 196 [2018-04-12 00:37:03,442 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 37 treesize of output 30 [2018-04-12 00:37:03,443 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:03,466 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:03,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 74 [2018-04-12 00:37:03,503 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 [2018-04-12 00:37:03,503 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:03,511 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:03,538 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:03,538 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:214, output treesize:205 [2018-04-12 00:37:03,822 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 24 [2018-04-12 00:37:03,824 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 39 [2018-04-12 00:37:03,824 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:03,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:03,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:03,859 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:294, output treesize:319 [2018-04-12 00:37:03,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,974 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:03,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 238 [2018-04-12 00:37:03,975 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:04,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 176 [2018-04-12 00:37:04,034 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:04,077 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:04,077 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:336, output treesize:375 [2018-04-12 00:37:04,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 369 [2018-04-12 00:37:04,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 48 [2018-04-12 00:37:04,336 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:04,386 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:04,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:04,452 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 203 [2018-04-12 00:37:04,455 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 26 treesize of output 25 [2018-04-12 00:37:04,455 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:04,473 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:04,518 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:04,518 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:401, output treesize:337 [2018-04-12 00:37:04,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 127 treesize of output 144 [2018-04-12 00:37:04,905 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 46 treesize of output 45 [2018-04-12 00:37:04,906 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:04,913 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:04,959 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:04,959 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:578, output treesize:536 [2018-04-12 00:37:06,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:06,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:06,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 152 [2018-04-12 00:37:06,305 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 21 treesize of output 1 [2018-04-12 00:37:06,305 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:06,315 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 5 treesize of output 1 [2018-04-12 00:37:06,316 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:06,319 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 5 treesize of output 1 [2018-04-12 00:37:06,319 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:06,321 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:06,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:06,366 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:579, output treesize:488 [2018-04-12 00:37:06,540 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:06,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:06,542 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:06,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:06,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:06,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 310 [2018-04-12 00:37:06,544 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:06,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:06,605 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:06,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:06,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:06,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 333 treesize of output 290 [2018-04-12 00:37:06,614 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:06,615 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-04-12 00:37:06,615 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:06,637 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:37:06,638 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:06,652 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:06,652 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 196 treesize of output 162 [2018-04-12 00:37:06,652 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:06,664 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:37:06,691 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:06,691 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:530, output treesize:242 [2018-04-12 00:37:07,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,034 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:07,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,035 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:07,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:07,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 222 treesize of output 182 [2018-04-12 00:37:07,049 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:07,073 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 73 treesize of output 109 [2018-04-12 00:37:07,073 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-12 00:37:07,098 INFO L267 ElimStorePlain]: Start of recursive call 3: 195 dim-0 vars, End of recursive call: 195 dim-0 vars, and 54 xjuncts. [2018-04-12 00:37:08,732 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 90 [2018-04-12 00:37:08,737 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,739 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 92 [2018-04-12 00:37:08,742 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,745 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,750 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 98 [2018-04-12 00:37:08,751 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,752 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,753 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 86 treesize of output 74 [2018-04-12 00:37:08,753 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,756 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,761 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:08,762 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,770 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:08,771 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,772 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,773 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 68 treesize of output 56 [2018-04-12 00:37:08,773 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,776 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,780 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 80 [2018-04-12 00:37:08,780 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,782 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,788 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 90 [2018-04-12 00:37:08,789 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,791 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 88 [2018-04-12 00:37:08,793 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,795 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 92 [2018-04-12 00:37:08,798 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,801 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,806 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:08,806 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,810 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,814 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 76 [2018-04-12 00:37:08,815 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,816 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,817 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 84 treesize of output 72 [2018-04-12 00:37:08,817 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,820 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,825 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:08,826 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,827 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,833 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 90 [2018-04-12 00:37:08,834 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,838 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2018-04-12 00:37:08,840 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,846 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,851 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 82 [2018-04-12 00:37:08,851 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,854 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,860 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 80 [2018-04-12 00:37:08,860 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,862 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,863 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 74 treesize of output 62 [2018-04-12 00:37:08,863 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,865 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,866 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 86 [2018-04-12 00:37:08,868 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,872 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 98 [2018-04-12 00:37:08,874 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,877 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,883 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 86 [2018-04-12 00:37:08,883 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,907 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:08,910 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,913 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,914 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 80 treesize of output 68 [2018-04-12 00:37:08,914 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,917 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 76 [2018-04-12 00:37:08,921 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,926 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,933 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 98 [2018-04-12 00:37:08,934 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,939 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:08,942 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,947 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:08,953 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,955 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:08,963 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,967 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,972 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 86 [2018-04-12 00:37:08,973 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,976 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,982 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 88 [2018-04-12 00:37:08,983 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,985 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,985 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 86 treesize of output 74 [2018-04-12 00:37:08,985 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:08,988 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:08,994 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 76 [2018-04-12 00:37:08,995 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:08,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:08,999 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:09,001 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:09,004 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,004 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 76 [2018-04-12 00:37:09,006 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:09,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,017 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 88 [2018-04-12 00:37:09,018 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,022 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,027 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 94 [2018-04-12 00:37:09,028 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,030 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,037 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 86 [2018-04-12 00:37:09,038 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,042 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 98 [2018-04-12 00:37:09,044 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:09,048 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,054 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 98 [2018-04-12 00:37:09,054 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,058 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,063 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 82 [2018-04-12 00:37:09,064 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,068 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 98 [2018-04-12 00:37:09,070 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:09,072 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 90 [2018-04-12 00:37:09,074 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:09,076 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,076 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 74 treesize of output 62 [2018-04-12 00:37:09,076 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:09,080 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,084 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:09,084 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,086 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,091 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 82 [2018-04-12 00:37:09,092 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,095 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 98 [2018-04-12 00:37:09,097 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:09,099 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,104 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:09,105 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,108 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:09,113 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,115 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 94 [2018-04-12 00:37:09,121 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,128 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:09,128 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:09,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:09,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 88 [2018-04-12 00:37:09,133 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-12 00:37:09,136 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:37:09,140 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 70 [2018-04-12 00:37:09,141 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 2 xjuncts. [2018-04-12 00:37:13,267 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 1 case distinctions, treesize of input 94 treesize of output 90 [2018-04-12 00:37:13,268 INFO L267 ElimStorePlain]: Start of recursive call 58: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 88 [2018-04-12 00:37:13,274 INFO L267 ElimStorePlain]: Start of recursive call 59: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 82 [2018-04-12 00:37:13,280 INFO L267 ElimStorePlain]: Start of recursive call 60: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:13,286 INFO L267 ElimStorePlain]: Start of recursive call 61: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,291 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 1 case distinctions, treesize of input 90 treesize of output 86 [2018-04-12 00:37:13,292 INFO L267 ElimStorePlain]: Start of recursive call 62: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,297 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 1 case distinctions, treesize of input 90 treesize of output 86 [2018-04-12 00:37:13,298 INFO L267 ElimStorePlain]: Start of recursive call 63: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 88 [2018-04-12 00:37:13,314 INFO L267 ElimStorePlain]: Start of recursive call 64: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,320 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 1 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:13,321 INFO L267 ElimStorePlain]: Start of recursive call 65: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,327 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 1 case distinctions, treesize of input 94 treesize of output 90 [2018-04-12 00:37:13,327 INFO L267 ElimStorePlain]: Start of recursive call 66: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 94 [2018-04-12 00:37:13,334 INFO L267 ElimStorePlain]: Start of recursive call 67: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 82 [2018-04-12 00:37:13,340 INFO L267 ElimStorePlain]: Start of recursive call 68: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 94 [2018-04-12 00:37:13,346 INFO L267 ElimStorePlain]: Start of recursive call 69: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 88 [2018-04-12 00:37:13,349 INFO L267 ElimStorePlain]: Start of recursive call 70: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2018-04-12 00:37:13,353 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,358 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 1 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:13,359 INFO L267 ElimStorePlain]: Start of recursive call 72: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 90 [2018-04-12 00:37:13,362 INFO L267 ElimStorePlain]: Start of recursive call 73: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2018-04-12 00:37:13,366 INFO L267 ElimStorePlain]: Start of recursive call 74: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:13,372 INFO L267 ElimStorePlain]: Start of recursive call 75: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,377 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 1 case distinctions, treesize of input 102 treesize of output 98 [2018-04-12 00:37:13,378 INFO L267 ElimStorePlain]: Start of recursive call 76: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:13,384 INFO L267 ElimStorePlain]: Start of recursive call 77: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2018-04-12 00:37:13,388 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,393 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 1 case distinctions, treesize of input 84 treesize of output 80 [2018-04-12 00:37:13,394 INFO L267 ElimStorePlain]: Start of recursive call 79: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,399 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 1 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:13,400 INFO L267 ElimStorePlain]: Start of recursive call 80: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 70 [2018-04-12 00:37:13,402 INFO L267 ElimStorePlain]: Start of recursive call 81: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 90 [2018-04-12 00:37:13,405 INFO L267 ElimStorePlain]: Start of recursive call 82: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,407 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 92 [2018-04-12 00:37:13,408 INFO L267 ElimStorePlain]: Start of recursive call 83: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 76 [2018-04-12 00:37:13,414 INFO L267 ElimStorePlain]: Start of recursive call 84: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 86 [2018-04-12 00:37:13,420 INFO L267 ElimStorePlain]: Start of recursive call 85: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 76 [2018-04-12 00:37:13,422 INFO L267 ElimStorePlain]: Start of recursive call 86: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 90 [2018-04-12 00:37:13,428 INFO L267 ElimStorePlain]: Start of recursive call 87: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 82 [2018-04-12 00:37:13,434 INFO L267 ElimStorePlain]: Start of recursive call 88: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 96 [2018-04-12 00:37:13,441 INFO L267 ElimStorePlain]: Start of recursive call 89: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 84 [2018-04-12 00:37:13,444 INFO L267 ElimStorePlain]: Start of recursive call 90: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,450 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 1 case distinctions, treesize of input 90 treesize of output 86 [2018-04-12 00:37:13,450 INFO L267 ElimStorePlain]: Start of recursive call 91: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,456 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 1 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:13,457 INFO L267 ElimStorePlain]: Start of recursive call 92: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 88 [2018-04-12 00:37:13,460 INFO L267 ElimStorePlain]: Start of recursive call 93: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,465 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 1 case distinctions, treesize of input 94 treesize of output 90 [2018-04-12 00:37:13,466 INFO L267 ElimStorePlain]: Start of recursive call 94: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 88 [2018-04-12 00:37:13,473 INFO L267 ElimStorePlain]: Start of recursive call 95: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 84 [2018-04-12 00:37:13,476 INFO L267 ElimStorePlain]: Start of recursive call 96: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 76 [2018-04-12 00:37:13,482 INFO L267 ElimStorePlain]: Start of recursive call 97: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 78 [2018-04-12 00:37:13,486 INFO L267 ElimStorePlain]: Start of recursive call 98: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 88 [2018-04-12 00:37:13,489 INFO L267 ElimStorePlain]: Start of recursive call 99: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2018-04-12 00:37:13,493 INFO L267 ElimStorePlain]: Start of recursive call 100: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2018-04-12 00:37:13,496 INFO L267 ElimStorePlain]: Start of recursive call 101: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 92 [2018-04-12 00:37:13,500 INFO L267 ElimStorePlain]: Start of recursive call 102: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 64 [2018-04-12 00:37:13,501 INFO L267 ElimStorePlain]: Start of recursive call 103: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 74 [2018-04-12 00:37:13,503 INFO L267 ElimStorePlain]: Start of recursive call 104: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 74 [2018-04-12 00:37:13,505 INFO L267 ElimStorePlain]: Start of recursive call 105: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,511 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 1 case distinctions, treesize of input 102 treesize of output 98 [2018-04-12 00:37:13,512 INFO L267 ElimStorePlain]: Start of recursive call 106: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 90 [2018-04-12 00:37:13,518 INFO L267 ElimStorePlain]: Start of recursive call 107: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,520 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:13,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2018-04-12 00:37:13,521 INFO L267 ElimStorePlain]: Start of recursive call 108: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 70 [2018-04-12 00:37:13,524 INFO L267 ElimStorePlain]: Start of recursive call 109: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:13,529 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 1 case distinctions, treesize of input 96 treesize of output 92 [2018-04-12 00:37:13,530 INFO L267 ElimStorePlain]: Start of recursive call 110: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:13,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 64 [2018-04-12 00:37:13,532 INFO L267 ElimStorePlain]: Start of recursive call 111: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 71 [2018-04-12 00:37:20,565 INFO L267 ElimStorePlain]: Start of recursive call 112: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 61 [2018-04-12 00:37:20,567 INFO L267 ElimStorePlain]: Start of recursive call 113: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-12 00:37:20,570 INFO L267 ElimStorePlain]: Start of recursive call 114: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 89 [2018-04-12 00:37:20,577 INFO L267 ElimStorePlain]: Start of recursive call 115: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,583 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 1 case distinctions, treesize of input 99 treesize of output 87 [2018-04-12 00:37:20,583 INFO L267 ElimStorePlain]: Start of recursive call 116: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,589 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 1 case distinctions, treesize of input 99 treesize of output 87 [2018-04-12 00:37:20,590 INFO L267 ElimStorePlain]: Start of recursive call 117: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 91 [2018-04-12 00:37:20,594 INFO L267 ElimStorePlain]: Start of recursive call 118: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 77 [2018-04-12 00:37:20,597 INFO L267 ElimStorePlain]: Start of recursive call 119: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,604 INFO L267 ElimStorePlain]: Start of recursive call 120: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 87 [2018-04-12 00:37:20,607 INFO L267 ElimStorePlain]: Start of recursive call 121: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 65 [2018-04-12 00:37:20,609 INFO L267 ElimStorePlain]: Start of recursive call 122: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,614 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 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,615 INFO L267 ElimStorePlain]: Start of recursive call 123: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 65 [2018-04-12 00:37:20,616 INFO L267 ElimStorePlain]: Start of recursive call 124: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,623 INFO L267 ElimStorePlain]: Start of recursive call 125: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-12 00:37:20,626 INFO L267 ElimStorePlain]: Start of recursive call 126: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 89 [2018-04-12 00:37:20,638 INFO L267 ElimStorePlain]: Start of recursive call 127: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 85 [2018-04-12 00:37:20,644 INFO L267 ElimStorePlain]: Start of recursive call 128: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,650 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 1 case distinctions, treesize of input 103 treesize of output 91 [2018-04-12 00:37:20,651 INFO L267 ElimStorePlain]: Start of recursive call 129: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 69 [2018-04-12 00:37:20,653 INFO L267 ElimStorePlain]: Start of recursive call 130: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,659 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 1 case distinctions, treesize of input 105 treesize of output 93 [2018-04-12 00:37:20,660 INFO L267 ElimStorePlain]: Start of recursive call 131: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 81 [2018-04-12 00:37:20,663 INFO L267 ElimStorePlain]: Start of recursive call 132: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 75 [2018-04-12 00:37:20,670 INFO L267 ElimStorePlain]: Start of recursive call 133: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,676 INFO L267 ElimStorePlain]: Start of recursive call 134: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,681 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 1 case distinctions, treesize of input 99 treesize of output 87 [2018-04-12 00:37:20,682 INFO L267 ElimStorePlain]: Start of recursive call 135: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,688 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 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,688 INFO L267 ElimStorePlain]: Start of recursive call 136: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,695 INFO L267 ElimStorePlain]: Start of recursive call 137: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 81 [2018-04-12 00:37:20,701 INFO L267 ElimStorePlain]: Start of recursive call 138: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 85 [2018-04-12 00:37:20,704 INFO L267 ElimStorePlain]: Start of recursive call 139: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 65 [2018-04-12 00:37:20,706 INFO L267 ElimStorePlain]: Start of recursive call 140: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 87 [2018-04-12 00:37:20,709 INFO L267 ElimStorePlain]: Start of recursive call 141: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 61 [2018-04-12 00:37:20,711 INFO L267 ElimStorePlain]: Start of recursive call 142: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 85 [2018-04-12 00:37:20,715 INFO L267 ElimStorePlain]: Start of recursive call 143: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 81 [2018-04-12 00:37:20,720 INFO L267 ElimStorePlain]: Start of recursive call 144: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 81 [2018-04-12 00:37:20,723 INFO L267 ElimStorePlain]: Start of recursive call 145: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,728 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 1 case distinctions, treesize of input 99 treesize of output 87 [2018-04-12 00:37:20,729 INFO L267 ElimStorePlain]: Start of recursive call 146: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 81 [2018-04-12 00:37:20,732 INFO L267 ElimStorePlain]: Start of recursive call 147: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,737 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 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,738 INFO L267 ElimStorePlain]: Start of recursive call 148: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,744 INFO L267 ElimStorePlain]: Start of recursive call 149: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,750 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 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,751 INFO L267 ElimStorePlain]: Start of recursive call 150: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 81 [2018-04-12 00:37:20,754 INFO L267 ElimStorePlain]: Start of recursive call 151: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 75 [2018-04-12 00:37:20,760 INFO L267 ElimStorePlain]: Start of recursive call 152: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 75 [2018-04-12 00:37:20,766 INFO L267 ElimStorePlain]: Start of recursive call 153: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 87 [2018-04-12 00:37:20,773 INFO L267 ElimStorePlain]: Start of recursive call 154: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 85 [2018-04-12 00:37:20,776 INFO L267 ElimStorePlain]: Start of recursive call 155: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 85 [2018-04-12 00:37:20,783 INFO L267 ElimStorePlain]: Start of recursive call 156: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,789 INFO L267 ElimStorePlain]: Start of recursive call 157: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 85 [2018-04-12 00:37:20,793 INFO L267 ElimStorePlain]: Start of recursive call 158: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 77 [2018-04-12 00:37:20,797 INFO L267 ElimStorePlain]: Start of recursive call 159: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,803 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 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,803 INFO L267 ElimStorePlain]: Start of recursive call 160: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 67 [2018-04-12 00:37:20,805 INFO L267 ElimStorePlain]: Start of recursive call 161: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,812 INFO L267 ElimStorePlain]: Start of recursive call 162: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 87 [2018-04-12 00:37:20,819 INFO L267 ElimStorePlain]: Start of recursive call 163: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 61 [2018-04-12 00:37:20,821 INFO L267 ElimStorePlain]: Start of recursive call 164: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 85 [2018-04-12 00:37:20,824 INFO L267 ElimStorePlain]: Start of recursive call 165: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 93 [2018-04-12 00:37:20,831 INFO L267 ElimStorePlain]: Start of recursive call 166: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-12 00:37:20,834 INFO L267 ElimStorePlain]: Start of recursive call 167: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 81 [2018-04-12 00:37:20,838 INFO L267 ElimStorePlain]: Start of recursive call 168: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,844 INFO L267 ElimStorePlain]: Start of recursive call 169: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 103 treesize of output 91 [2018-04-12 00:37:20,851 INFO L267 ElimStorePlain]: Start of recursive call 170: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 77 [2018-04-12 00:37:20,854 INFO L267 ElimStorePlain]: Start of recursive call 171: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 87 [2018-04-12 00:37:20,861 INFO L267 ElimStorePlain]: Start of recursive call 172: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,867 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 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,868 INFO L267 ElimStorePlain]: Start of recursive call 173: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 83 [2018-04-12 00:37:20,871 INFO L267 ElimStorePlain]: Start of recursive call 174: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 89 [2018-04-12 00:37:20,878 INFO L267 ElimStorePlain]: Start of recursive call 175: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 89 [2018-04-12 00:37:20,886 INFO L267 ElimStorePlain]: Start of recursive call 176: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 85 [2018-04-12 00:37:20,889 INFO L267 ElimStorePlain]: Start of recursive call 177: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 85 [2018-04-12 00:37:20,893 INFO L267 ElimStorePlain]: Start of recursive call 178: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 87 [2018-04-12 00:37:20,897 INFO L267 ElimStorePlain]: Start of recursive call 179: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,903 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 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,904 INFO L267 ElimStorePlain]: Start of recursive call 180: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,910 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 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,910 INFO L267 ElimStorePlain]: Start of recursive call 181: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,916 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 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,916 INFO L267 ElimStorePlain]: Start of recursive call 182: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,919 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 85 [2018-04-12 00:37:20,920 INFO L267 ElimStorePlain]: Start of recursive call 183: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,926 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 1 case distinctions, treesize of input 99 treesize of output 87 [2018-04-12 00:37:20,927 INFO L267 ElimStorePlain]: Start of recursive call 184: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,933 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 1 case distinctions, treesize of input 101 treesize of output 89 [2018-04-12 00:37:20,934 INFO L267 ElimStorePlain]: Start of recursive call 185: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 79 [2018-04-12 00:37:20,941 INFO L267 ElimStorePlain]: Start of recursive call 186: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,943 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 91 [2018-04-12 00:37:20,945 INFO L267 ElimStorePlain]: Start of recursive call 187: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 75 [2018-04-12 00:37:20,951 INFO L267 ElimStorePlain]: Start of recursive call 188: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,957 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 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,958 INFO L267 ElimStorePlain]: Start of recursive call 189: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:37:20,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 87 [2018-04-12 00:37:20,962 INFO L267 ElimStorePlain]: Start of recursive call 190: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 61 [2018-04-12 00:37:20,964 INFO L267 ElimStorePlain]: Start of recursive call 191: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 87 [2018-04-12 00:37:20,970 INFO L267 ElimStorePlain]: Start of recursive call 192: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,976 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 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,977 INFO L267 ElimStorePlain]: Start of recursive call 193: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 85 [2018-04-12 00:37:20,984 INFO L267 ElimStorePlain]: Start of recursive call 194: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:20,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 65 [2018-04-12 00:37:20,986 INFO L267 ElimStorePlain]: Start of recursive call 195: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:37:20,992 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 1 case distinctions, treesize of input 95 treesize of output 83 [2018-04-12 00:37:20,993 INFO L267 ElimStorePlain]: Start of recursive call 196: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:37:40,662 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 396 dim-0 vars, and 132 xjuncts. [2018-04-12 00:37:54,707 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 528 dim-0 vars, and 132 xjuncts. [2018-04-12 00:37:54,708 INFO L202 ElimStorePlain]: Needed 196 recursive calls to eliminate 6 variables, input treesize:251, output treesize:8713 [2018-04-12 00:38:03,190 WARN L151 SmtUtils]: Spent 6086ms on a formula simplification. DAG size of input: 4626 DAG size of output 40 [2018-04-12 00:38:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:38:03,386 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:38:03,386 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 40] total 79 [2018-04-12 00:38:03,387 INFO L442 AbstractCegarLoop]: Interpolant automaton has 80 states [2018-04-12 00:38:03,387 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2018-04-12 00:38:03,387 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=384, Invalid=5936, Unknown=0, NotChecked=0, Total=6320 [2018-04-12 00:38:03,387 INFO L87 Difference]: Start difference. First operand 298 states and 322 transitions. Second operand 80 states. [2018-04-12 00:38:04,885 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 111 DAG size of output 81 [2018-04-12 00:38:05,113 WARN L151 SmtUtils]: Spent 125ms on a formula simplification. DAG size of input: 148 DAG size of output 89 [2018-04-12 00:38:06,168 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 178 DAG size of output 96 [2018-04-12 00:38:06,501 WARN L151 SmtUtils]: Spent 166ms on a formula simplification. DAG size of input: 203 DAG size of output 106 [2018-04-12 00:38:08,111 WARN L151 SmtUtils]: Spent 137ms on a formula simplification. DAG size of input: 155 DAG size of output 122 [2018-04-12 00:38:08,418 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 181 DAG size of output 124 [2018-04-12 00:38:24,604 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 293 DAG size of output 103 [2018-04-12 00:38:28,642 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 235 DAG size of output 152 [2018-04-12 00:38:57,850 WARN L151 SmtUtils]: Spent 4154ms on a formula simplification. DAG size of input: 188 DAG size of output 160 [2018-04-12 00:39:06,276 WARN L151 SmtUtils]: Spent 125ms on a formula simplification. DAG size of input: 175 DAG size of output 156 [2018-04-12 00:39:12,770 WARN L151 SmtUtils]: Spent 677ms on a formula simplification. DAG size of input: 243 DAG size of output 158 [2018-04-12 00:39:13,399 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 147 DAG size of output 89 [2018-04-12 00:39:27,039 WARN L151 SmtUtils]: Spent 4169ms on a formula simplification. DAG size of input: 274 DAG size of output 185 [2018-04-12 00:39:27,755 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 220 DAG size of output 137 [2018-04-12 00:39:30,261 WARN L151 SmtUtils]: Spent 179ms on a formula simplification. DAG size of input: 189 DAG size of output 138 [2018-04-12 00:39:33,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:39:33,450 INFO L93 Difference]: Finished difference Result 425 states and 443 transitions. [2018-04-12 00:39:33,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2018-04-12 00:39:33,486 INFO L78 Accepts]: Start accepts. Automaton has 80 states. Word has length 97 [2018-04-12 00:39:33,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:39:33,487 INFO L225 Difference]: With dead ends: 425 [2018-04-12 00:39:33,487 INFO L226 Difference]: Without dead ends: 425 [2018-04-12 00:39:33,488 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 58 SyntacticMatches, 3 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8703 ImplicationChecksByTransitivity, 74.6s TimeCoverageRelationStatistics Valid=2795, Invalid=25247, Unknown=14, NotChecked=0, Total=28056 [2018-04-12 00:39:33,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2018-04-12 00:39:33,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 306. [2018-04-12 00:39:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2018-04-12 00:39:33,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 333 transitions. [2018-04-12 00:39:33,490 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 333 transitions. Word has length 97 [2018-04-12 00:39:33,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:39:33,490 INFO L459 AbstractCegarLoop]: Abstraction has 306 states and 333 transitions. [2018-04-12 00:39:33,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 80 states. [2018-04-12 00:39:33,490 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 333 transitions. [2018-04-12 00:39:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-04-12 00:39:33,491 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:39:33,491 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-12 00:39:33,491 INFO L408 AbstractCegarLoop]: === Iteration 62 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:39:33,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1527851657, now seen corresponding path program 5 times [2018-04-12 00:39:33,491 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:39:33,491 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:39:33,491 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:39:33,491 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:39:33,492 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:39:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:39:33,504 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:39:34,978 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:39:34,978 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:39:34,978 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 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:39:34,984 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-12 00:39:35,058 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-04-12 00:39:35,058 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:39:35,061 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:39:35,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,125 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 [2018-04-12 00:39:35,125 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,131 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,131 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:39:35,208 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 [2018-04-12 00:39:35,209 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 10 treesize of output 9 [2018-04-12 00:39:35,209 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,210 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,220 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 [2018-04-12 00:39:35,221 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 [2018-04-12 00:39:35,221 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,223 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,229 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,229 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:45 [2018-04-12 00:39:35,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,332 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 46 [2018-04-12 00:39:35,332 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,343 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,343 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:53, output treesize:61 [2018-04-12 00:39:35,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 46 [2018-04-12 00:39:35,461 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:39:35,461 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,466 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 30 [2018-04-12 00:39:35,485 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 16 treesize of output 15 [2018-04-12 00:39:35,485 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,489 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,500 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,500 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:87, output treesize:87 [2018-04-12 00:39:35,733 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 [2018-04-12 00:39:35,733 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,753 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 [2018-04-12 00:39:35,753 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,768 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,769 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:124, output treesize:105 [2018-04-12 00:39:35,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 131 [2018-04-12 00:39:35,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-04-12 00:39:35,912 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,926 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:35,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 49 treesize of output 80 [2018-04-12 00:39:35,953 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 [2018-04-12 00:39:35,954 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,961 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,981 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:35,981 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:131, output treesize:121 [2018-04-12 00:39:36,283 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 28 treesize of output 27 [2018-04-12 00:39:36,283 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:36,299 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. [2018-04-12 00:39:36,299 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:189, output treesize:188 [2018-04-12 00:39:36,478 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:36,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:36,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:36,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:36,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:36,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:36,490 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 256 treesize of output 220 [2018-04-12 00:39:36,492 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 26 treesize of output 25 [2018-04-12 00:39:36,492 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:36,517 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:36,542 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:36,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:36,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:36,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 201 [2018-04-12 00:39:36,555 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 26 treesize of output 25 [2018-04-12 00:39:36,555 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:36,567 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:36,589 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:39:36,589 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:279, output treesize:236 [2018-04-12 00:39:38,087 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,091 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,092 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,093 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,094 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,097 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 300 treesize of output 280 [2018-04-12 00:39:38,115 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,130 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 134 treesize of output 102 [2018-04-12 00:39:38,133 INFO L267 ElimStorePlain]: Start of recursive call 3: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-12 00:39:38,288 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,294 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 111 [2018-04-12 00:39:38,295 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:38,298 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,305 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 108 treesize of output 109 [2018-04-12 00:39:38,305 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:38,307 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,308 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 96 treesize of output 89 [2018-04-12 00:39:38,308 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:39:38,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:38,311 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,313 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 109 [2018-04-12 00:39:38,314 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:39:38,316 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,324 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 112 treesize of output 113 [2018-04-12 00:39:38,324 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:38,328 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,333 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 103 [2018-04-12 00:39:38,334 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:38,337 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,337 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 100 treesize of output 93 [2018-04-12 00:39:38,337 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:39:38,738 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:38,738 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 17 treesize of output 13 [2018-04-12 00:39:38,739 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:39,099 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,105 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 108 [2018-04-12 00:39:39,106 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:39,109 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,116 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 111 treesize of output 108 [2018-04-12 00:39:39,116 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:39,118 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,119 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 105 treesize of output 94 [2018-04-12 00:39:39,119 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:39:39,122 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,129 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 119 treesize of output 118 [2018-04-12 00:39:39,130 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:39,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:39,135 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 116 [2018-04-12 00:39:39,136 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:39:39,138 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,138 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 105 treesize of output 94 [2018-04-12 00:39:39,139 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:39:39,140 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,141 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 111 treesize of output 100 [2018-04-12 00:39:39,141 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:39:39,144 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,150 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 112 [2018-04-12 00:39:39,151 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:39,153 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,154 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:39:39,156 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 110 [2018-04-12 00:39:39,157 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:39:39,160 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,166 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 114 [2018-04-12 00:39:39,167 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:39,170 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:39,176 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 115 treesize of output 114 [2018-04-12 00:39:39,177 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:39:39,960 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 51 dim-0 vars, and 17 xjuncts. [2018-04-12 00:39:40,673 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 117 treesize of output 113 [2018-04-12 00:39:40,675 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,675 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 [2018-04-12 00:39:40,675 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,705 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,705 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:40,705 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,728 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,728 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 13 treesize of output 9 [2018-04-12 00:39:40,728 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,748 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,748 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:40,748 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,768 INFO L267 ElimStorePlain]: Start of recursive call 23: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,775 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 117 treesize of output 105 [2018-04-12 00:39:40,778 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,778 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:40,778 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,806 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 [2018-04-12 00:39:40,806 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,827 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,828 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 [2018-04-12 00:39:40,828 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,845 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,846 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:40,846 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,860 INFO L267 ElimStorePlain]: Start of recursive call 28: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,867 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 117 treesize of output 125 [2018-04-12 00:39:40,869 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,870 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 [2018-04-12 00:39:40,870 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,902 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,902 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:40,902 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,932 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,932 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:40,932 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,949 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 [2018-04-12 00:39:40,949 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,962 INFO L267 ElimStorePlain]: Start of recursive call 33: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:40,969 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 117 treesize of output 105 [2018-04-12 00:39:40,975 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:40,975 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 [2018-04-12 00:39:40,975 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,001 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,001 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,001 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,021 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,022 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,022 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,040 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,041 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 13 treesize of output 9 [2018-04-12 00:39:41,041 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,056 INFO L267 ElimStorePlain]: Start of recursive call 38: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,063 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 117 treesize of output 109 [2018-04-12 00:39:41,065 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,066 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,066 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,095 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:39:41,095 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,118 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,118 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,118 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,136 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,136 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 13 treesize of output 9 [2018-04-12 00:39:41,137 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,152 INFO L267 ElimStorePlain]: Start of recursive call 43: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,160 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 117 treesize of output 109 [2018-04-12 00:39:41,162 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,162 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 13 treesize of output 9 [2018-04-12 00:39:41,163 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,192 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,193 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,193 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,217 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,218 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 [2018-04-12 00:39:41,218 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,237 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,237 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,237 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,252 INFO L267 ElimStorePlain]: Start of recursive call 48: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,259 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 117 treesize of output 113 [2018-04-12 00:39:41,262 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,262 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 13 treesize of output 9 [2018-04-12 00:39:41,262 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,294 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,294 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,295 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,317 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,318 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,318 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,335 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,336 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 [2018-04-12 00:39:41,336 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,349 INFO L267 ElimStorePlain]: Start of recursive call 53: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,356 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 117 treesize of output 101 [2018-04-12 00:39:41,359 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,359 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,383 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,384 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 [2018-04-12 00:39:41,384 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,405 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,405 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 13 treesize of output 9 [2018-04-12 00:39:41,405 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,428 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,428 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,428 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,443 INFO L267 ElimStorePlain]: Start of recursive call 58: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,451 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 113 [2018-04-12 00:39:41,453 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,453 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,481 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,482 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 13 treesize of output 9 [2018-04-12 00:39:41,482 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,505 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,505 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 [2018-04-12 00:39:41,505 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,523 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,524 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,524 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,539 INFO L267 ElimStorePlain]: Start of recursive call 63: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,547 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 117 treesize of output 113 [2018-04-12 00:39:41,549 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,549 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,549 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,579 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,580 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 [2018-04-12 00:39:41,580 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,602 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-12 00:39:41,602 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,622 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,623 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,636 INFO L267 ElimStorePlain]: Start of recursive call 68: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,643 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 117 treesize of output 109 [2018-04-12 00:39:41,645 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,646 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,646 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,671 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,672 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,692 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 [2018-04-12 00:39:41,693 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,717 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,718 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 [2018-04-12 00:39:41,718 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,732 INFO L267 ElimStorePlain]: Start of recursive call 73: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,738 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 117 treesize of output 101 [2018-04-12 00:39:41,740 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,741 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 [2018-04-12 00:39:41,741 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,765 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 13 treesize of output 9 [2018-04-12 00:39:41,765 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,788 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,788 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,788 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,808 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,808 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,809 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,823 INFO L267 ElimStorePlain]: Start of recursive call 78: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,830 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 117 treesize of output 101 [2018-04-12 00:39:41,833 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,833 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 [2018-04-12 00:39:41,833 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,859 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,859 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,859 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,880 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,881 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 13 treesize of output 9 [2018-04-12 00:39:41,881 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,901 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,902 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:41,902 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,917 INFO L267 ElimStorePlain]: Start of recursive call 83: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,925 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 117 treesize of output 125 [2018-04-12 00:39:41,927 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,927 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:41,928 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,959 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,960 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 [2018-04-12 00:39:41,960 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:41,981 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:41,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-12 00:39:41,982 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,017 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,017 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:42,018 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,033 INFO L267 ElimStorePlain]: Start of recursive call 88: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,043 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 117 treesize of output 109 [2018-04-12 00:39:42,045 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:39:42,045 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,072 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,072 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:42,073 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,099 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,099 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:42,124 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,143 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,144 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 13 treesize of output 9 [2018-04-12 00:39:42,144 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,158 INFO L267 ElimStorePlain]: Start of recursive call 93: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,165 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 117 treesize of output 105 [2018-04-12 00:39:42,168 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,168 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:42,168 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,194 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,194 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:42,194 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,214 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,214 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 [2018-04-12 00:39:42,215 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,232 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 [2018-04-12 00:39:42,232 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,245 INFO L267 ElimStorePlain]: Start of recursive call 98: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,252 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 117 treesize of output 113 [2018-04-12 00:39:42,254 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,255 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:39:42,255 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,284 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,284 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 13 treesize of output 9 [2018-04-12 00:39:42,284 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,307 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,308 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-12 00:39:42,308 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,326 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:39:42,327 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 [2018-04-12 00:39:42,327 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,342 INFO L267 ElimStorePlain]: Start of recursive call 103: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:39:42,686 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 17 dim-0 vars, and 17 xjuncts. [2018-04-12 00:39:42,686 INFO L202 ElimStorePlain]: Needed 107 recursive calls to eliminate 8 variables, input treesize:331, output treesize:239 [2018-04-12 00:39:42,834 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:39:42,852 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:39:42,852 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 37] total 71 [2018-04-12 00:39:42,853 INFO L442 AbstractCegarLoop]: Interpolant automaton has 72 states [2018-04-12 00:39:42,853 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2018-04-12 00:39:42,853 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=4826, Unknown=0, NotChecked=0, Total=5112 [2018-04-12 00:39:42,853 INFO L87 Difference]: Start difference. First operand 306 states and 333 transitions. Second operand 72 states. [2018-04-12 00:39:44,859 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 120 DAG size of output 82 [2018-04-12 00:39:45,055 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 136 DAG size of output 87 [2018-04-12 00:39:49,097 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 192 DAG size of output 119 [2018-04-12 00:39:49,510 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 162 DAG size of output 126 [2018-04-12 00:39:52,396 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 158 DAG size of output 122 [2018-04-12 00:39:55,354 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 165 DAG size of output 132 [2018-04-12 00:39:58,875 WARN L151 SmtUtils]: Spent 551ms on a formula simplification. DAG size of input: 185 DAG size of output 143 [2018-04-12 00:40:05,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:40:05,111 INFO L93 Difference]: Finished difference Result 375 states and 393 transitions. [2018-04-12 00:40:05,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2018-04-12 00:40:05,111 INFO L78 Accepts]: Start accepts. Automaton has 72 states. Word has length 97 [2018-04-12 00:40:05,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:40:05,112 INFO L225 Difference]: With dead ends: 375 [2018-04-12 00:40:05,112 INFO L226 Difference]: Without dead ends: 375 [2018-04-12 00:40:05,112 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 60 SyntacticMatches, 7 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4745 ImplicationChecksByTransitivity, 16.6s TimeCoverageRelationStatistics Valid=1381, Invalid=15648, Unknown=1, NotChecked=0, Total=17030 [2018-04-12 00:40:05,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-04-12 00:40:05,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 311. [2018-04-12 00:40:05,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2018-04-12 00:40:05,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 338 transitions. [2018-04-12 00:40:05,114 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 338 transitions. Word has length 97 [2018-04-12 00:40:05,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:40:05,115 INFO L459 AbstractCegarLoop]: Abstraction has 311 states and 338 transitions. [2018-04-12 00:40:05,115 INFO L460 AbstractCegarLoop]: Interpolant automaton has 72 states. [2018-04-12 00:40:05,115 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 338 transitions. [2018-04-12 00:40:05,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-04-12 00:40:05,115 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:40:05,115 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2018-04-12 00:40:05,115 INFO L408 AbstractCegarLoop]: === Iteration 63 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:40:05,115 INFO L82 PathProgramCache]: Analyzing trace with hash -990760772, now seen corresponding path program 3 times [2018-04-12 00:40:05,115 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:40:05,115 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:40:05,116 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:40:05,116 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:40:05,116 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:40:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:40:05,124 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:40:06,131 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:40:06,131 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:40:06,131 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 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:40:06,137 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:40:06,199 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-12 00:40:06,199 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:40:06,203 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:40:06,205 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 [2018-04-12 00:40:06,205 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,207 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,207 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:40:06,266 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 [2018-04-12 00:40:06,266 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,271 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,271 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:23 [2018-04-12 00:40:06,337 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 13 treesize of output 10 [2018-04-12 00:40:06,338 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 [2018-04-12 00:40:06,338 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,339 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,349 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 [2018-04-12 00:40:06,350 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 [2018-04-12 00:40:06,350 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,352 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,359 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,359 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:49, output treesize:35 [2018-04-12 00:40:06,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:06,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:06,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:06,531 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 0 case distinctions, treesize of input 22 treesize of output 38 [2018-04-12 00:40:06,531 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,542 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,542 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:58 [2018-04-12 00:40:06,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 50 [2018-04-12 00:40:06,657 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 37 treesize of output 36 [2018-04-12 00:40:06,657 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,677 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:40:06,678 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 0 case distinctions, treesize of input 32 treesize of output 32 [2018-04-12 00:40:06,679 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,691 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:40:06,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:06,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 74 [2018-04-12 00:40:06,727 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 65 [2018-04-12 00:40:06,727 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,754 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:40:06,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2018-04-12 00:40:06,754 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,770 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:40:06,771 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:40:06,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:06,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 55 [2018-04-12 00:40:06,774 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:40:06,774 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 47 treesize of output 36 [2018-04-12 00:40:06,775 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,786 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,810 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:40:06,810 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:84, output treesize:147 [2018-04-12 00:40:06,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 47 treesize of output 43 [2018-04-12 00:40:06,908 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:40:06,908 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,913 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:06,939 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 103 treesize of output 95 [2018-04-12 00:40:06,940 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:40:06,940 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,953 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2018-04-12 00:40:06,953 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,962 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:06,980 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 2 xjuncts. [2018-04-12 00:40:06,980 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:169, output treesize:106 [2018-04-12 00:40:07,107 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 88 treesize of output 95 [2018-04-12 00:40:07,109 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 18 treesize of output 17 [2018-04-12 00:40:07,109 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,120 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,122 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 55 treesize of output 56 [2018-04-12 00:40:07,124 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 12 treesize of output 11 [2018-04-12 00:40:07,124 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,131 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,151 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:40:07,151 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:144, output treesize:136 [2018-04-12 00:40:07,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2018-04-12 00:40:07,223 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,249 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 51 treesize of output 48 [2018-04-12 00:40:07,249 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,270 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 2 xjuncts. [2018-04-12 00:40:07,270 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:146, output treesize:131 [2018-04-12 00:40:07,413 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 57 treesize of output 69 [2018-04-12 00:40:07,417 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:40:07,417 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,427 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 99 treesize of output 128 [2018-04-12 00:40:07,469 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 142 treesize of output 135 [2018-04-12 00:40:07,470 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,530 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:40:07,530 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 63 treesize of output 54 [2018-04-12 00:40:07,530 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,555 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:40:07,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-12 00:40:07,586 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:157, output treesize:183 [2018-04-12 00:40:07,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,865 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 77 treesize of output 92 [2018-04-12 00:40:07,868 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 18 treesize of output 17 [2018-04-12 00:40:07,868 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,877 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:07,906 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 137 treesize of output 164 [2018-04-12 00:40:07,907 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 [2018-04-12 00:40:07,907 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,920 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:07,942 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 2 xjuncts. [2018-04-12 00:40:07,942 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:215, output treesize:223 [2018-04-12 00:40:08,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 188 [2018-04-12 00:40:08,214 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 26 treesize of output 25 [2018-04-12 00:40:08,214 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:08,231 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:08,233 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 99 treesize of output 106 [2018-04-12 00:40:08,234 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 [2018-04-12 00:40:08,234 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:08,247 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:08,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,285 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,285 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,286 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,291 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,291 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,293 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,295 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 210 [2018-04-12 00:40:08,298 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 [2018-04-12 00:40:08,298 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:08,324 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:08,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 113 [2018-04-12 00:40:08,364 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 [2018-04-12 00:40:08,364 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:08,378 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:08,408 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:40:08,408 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:275, output treesize:251 [2018-04-12 00:40:08,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 188 treesize of output 296 [2018-04-12 00:40:08,740 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 260 treesize of output 236 [2018-04-12 00:40:08,741 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:08,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:40:08,962 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:08,962 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 186 treesize of output 205 [2018-04-12 00:40:08,962 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:09,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:09,035 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 2 case distinctions, treesize of input 156 treesize of output 183 [2018-04-12 00:40:09,035 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:40:09,098 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:40:09,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:09,205 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 116 treesize of output 194 [2018-04-12 00:40:09,208 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:40:09,208 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 150 treesize of output 141 [2018-04-12 00:40:09,209 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:09,378 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:09,383 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 2 case distinctions, treesize of input 96 treesize of output 117 [2018-04-12 00:40:09,384 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-12 00:40:09,456 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 113 treesize of output 112 [2018-04-12 00:40:09,457 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:09,501 INFO L267 ElimStorePlain]: Start of recursive call 6: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:40:09,621 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 17 dim-0 vars, and 6 xjuncts. [2018-04-12 00:40:09,621 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:305, output treesize:870 [2018-04-12 00:40:11,401 WARN L148 SmtUtils]: Spent 107ms on a formula simplification that was a NOOP. DAG size: 193 [2018-04-12 00:40:11,752 WARN L148 SmtUtils]: Spent 104ms on a formula simplification that was a NOOP. DAG size: 192 [2018-04-12 00:40:12,095 WARN L148 SmtUtils]: Spent 106ms on a formula simplification that was a NOOP. DAG size: 193 [2018-04-12 00:40:12,450 WARN L148 SmtUtils]: Spent 101ms on a formula simplification that was a NOOP. DAG size: 193 [2018-04-12 00:40:12,804 WARN L148 SmtUtils]: Spent 105ms on a formula simplification that was a NOOP. DAG size: 194 [2018-04-12 00:40:13,113 WARN L148 SmtUtils]: Spent 109ms on a formula simplification that was a NOOP. DAG size: 194 [2018-04-12 00:40:13,463 WARN L148 SmtUtils]: Spent 129ms on a formula simplification that was a NOOP. DAG size: 196 [2018-04-12 00:40:13,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 185 [2018-04-12 00:40:13,473 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 29 treesize of output 17 [2018-04-12 00:40:13,473 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:13,491 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 41 treesize of output 30 [2018-04-12 00:40:13,491 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:13,507 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:13,644 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:13,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:13,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 118 [2018-04-12 00:40:13,651 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 00:40:13,651 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:40:13,669 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 41 treesize of output 30 [2018-04-12 00:40:13,670 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:13,680 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:13,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 132 [2018-04-12 00:40:13,815 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 19 treesize of output 7 [2018-04-12 00:40:13,815 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:13,830 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 41 treesize of output 30 [2018-04-12 00:40:13,831 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:13,843 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:13,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 126 [2018-04-12 00:40:13,977 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 41 treesize of output 30 [2018-04-12 00:40:13,977 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:13,990 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 30 treesize of output 15 [2018-04-12 00:40:13,990 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:14,001 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:14,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 236 treesize of output 192 [2018-04-12 00:40:14,128 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 41 treesize of output 30 [2018-04-12 00:40:14,129 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:14,150 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 19 treesize of output 7 [2018-04-12 00:40:14,151 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:14,169 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:14,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 224 treesize of output 162 [2018-04-12 00:40:14,288 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 42 treesize of output 27 [2018-04-12 00:40:14,288 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:14,306 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 41 treesize of output 30 [2018-04-12 00:40:14,306 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:14,322 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:14,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 17 dim-0 vars, 6 dim-2 vars, End of recursive call: 14 dim-0 vars, and 6 xjuncts. [2018-04-12 00:40:14,427 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 23 variables, input treesize:1182, output treesize:753 [2018-04-12 00:40:15,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:15,013 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 2 case distinctions, treesize of input 176 treesize of output 189 [2018-04-12 00:40:15,013 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-12 00:40:15,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:15,199 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 2 case distinctions, treesize of input 91 treesize of output 104 [2018-04-12 00:40:15,199 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:40:15,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:15,421 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 2 case distinctions, treesize of input 97 treesize of output 110 [2018-04-12 00:40:15,422 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:40:15,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:15,661 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 2 case distinctions, treesize of input 116 treesize of output 129 [2018-04-12 00:40:15,662 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:40:15,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:15,923 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 2 case distinctions, treesize of input 139 treesize of output 152 [2018-04-12 00:40:15,924 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 00:40:16,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:16,247 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 2 case distinctions, treesize of input 169 treesize of output 182 [2018-04-12 00:40:16,248 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:40:16,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 20 dim-0 vars, 6 dim-1 vars, End of recursive call: 40 dim-0 vars, and 12 xjuncts. [2018-04-12 00:40:16,613 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 26 variables, input treesize:789, output treesize:1553 [2018-04-12 00:40:17,288 WARN L148 SmtUtils]: Spent 241ms on a formula simplification that was a NOOP. DAG size: 433 [2018-04-12 00:40:17,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:17,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 176 [2018-04-12 00:40:17,316 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 5 treesize of output 1 [2018-04-12 00:40:17,316 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:17,337 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 3 [2018-04-12 00:40:17,338 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:17,354 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 5 treesize of output 1 [2018-04-12 00:40:17,354 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:17,367 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:17,671 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:17,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:17,676 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:17,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 180 treesize of output 265 [2018-04-12 00:40:17,709 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 257 treesize of output 262 [2018-04-12 00:40:17,710 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:40:17,867 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 173 treesize of output 168 [2018-04-12 00:40:17,867 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:17,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:17,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:17,991 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 170 treesize of output 166 [2018-04-12 00:40:17,991 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:18,102 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 158 treesize of output 153 [2018-04-12 00:40:18,102 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:18,202 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 158 treesize of output 151 [2018-04-12 00:40:18,202 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:18,300 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 153 treesize of output 148 [2018-04-12 00:40:18,300 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:18,447 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 143 treesize of output 138 [2018-04-12 00:40:18,448 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:18,523 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:18,524 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:18,524 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 138 treesize of output 132 [2018-04-12 00:40:18,524 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:18,707 INFO L267 ElimStorePlain]: Start of recursive call 6: 12 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:40:19,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,061 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,061 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 96 [2018-04-12 00:40:19,066 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 10 treesize of output 15 [2018-04-12 00:40:19,066 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:19,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,080 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 16 treesize of output 12 [2018-04-12 00:40:19,081 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:19,096 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:19,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 96 [2018-04-12 00:40:19,462 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 5 treesize of output 1 [2018-04-12 00:40:19,462 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:19,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,475 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 16 treesize of output 12 [2018-04-12 00:40:19,475 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:19,484 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:19,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,843 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 94 [2018-04-12 00:40:19,847 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 10 treesize of output 15 [2018-04-12 00:40:19,847 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:19,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:19,862 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 16 treesize of output 12 [2018-04-12 00:40:19,862 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:19,874 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:20,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:20,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:20,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:20,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 182 treesize of output 230 [2018-04-12 00:40:20,236 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 222 treesize of output 217 [2018-04-12 00:40:20,236 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:20,377 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 176 treesize of output 171 [2018-04-12 00:40:20,377 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:20,501 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 179 treesize of output 172 [2018-04-12 00:40:20,501 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:20,607 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 172 treesize of output 167 [2018-04-12 00:40:20,607 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:20,710 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 156 treesize of output 151 [2018-04-12 00:40:20,711 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:20,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:20,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:20,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:20,818 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 146 [2018-04-12 00:40:20,818 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:20,918 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 171 treesize of output 166 [2018-04-12 00:40:20,919 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:21,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:21,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:21,017 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 166 treesize of output 162 [2018-04-12 00:40:21,017 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:21,116 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 164 treesize of output 159 [2018-04-12 00:40:21,116 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:21,212 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:21,213 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:21,213 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 159 treesize of output 153 [2018-04-12 00:40:21,213 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:21,311 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 153 treesize of output 146 [2018-04-12 00:40:21,312 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:21,386 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 167 treesize of output 162 [2018-04-12 00:40:21,387 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:21,456 INFO L267 ElimStorePlain]: Start of recursive call 24: 12 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:40:21,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:21,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 208 [2018-04-12 00:40:21,869 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 3 [2018-04-12 00:40:21,870 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:21,891 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 5 treesize of output 1 [2018-04-12 00:40:21,891 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:21,906 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 5 treesize of output 1 [2018-04-12 00:40:21,906 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:21,918 INFO L267 ElimStorePlain]: Start of recursive call 37: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:22,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 98 [2018-04-12 00:40:22,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,317 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 16 treesize of output 12 [2018-04-12 00:40:22,317 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:22,332 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 5 treesize of output 1 [2018-04-12 00:40:22,332 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:22,342 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:22,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 134 [2018-04-12 00:40:22,730 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,738 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 144 [2018-04-12 00:40:22,739 INFO L267 ElimStorePlain]: Start of recursive call 45: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:40:22,797 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 100 treesize of output 95 [2018-04-12 00:40:22,798 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:22,840 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 95 treesize of output 90 [2018-04-12 00:40:22,841 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:22,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,912 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 94 treesize of output 90 [2018-04-12 00:40:22,912 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:22,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:22,954 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 86 treesize of output 80 [2018-04-12 00:40:22,954 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:22,990 INFO L267 ElimStorePlain]: Start of recursive call 44: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:40:23,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:23,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:23,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 120 treesize of output 132 [2018-04-12 00:40:23,420 INFO L477 Elim1Store]: Elim1 applied some 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 1 case distinctions, treesize of input 128 treesize of output 133 [2018-04-12 00:40:23,420 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:40:23,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:23,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:23,476 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 96 treesize of output 92 [2018-04-12 00:40:23,476 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:23,518 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:23,519 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:23,519 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 84 treesize of output 78 [2018-04-12 00:40:23,519 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:23,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:23,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:23,557 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 105 treesize of output 101 [2018-04-12 00:40:23,557 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:23,594 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 93 treesize of output 88 [2018-04-12 00:40:23,594 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:23,633 INFO L267 ElimStorePlain]: Start of recursive call 50: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:40:24,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:24,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:24,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:24,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 175 [2018-04-12 00:40:24,080 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 3 [2018-04-12 00:40:24,081 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:24,101 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 5 treesize of output 1 [2018-04-12 00:40:24,101 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:24,117 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 5 treesize of output 1 [2018-04-12 00:40:24,117 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:24,129 INFO L267 ElimStorePlain]: Start of recursive call 56: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:24,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:24,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:24,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:24,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 181 [2018-04-12 00:40:24,556 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 3 [2018-04-12 00:40:24,556 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:24,579 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 5 treesize of output 1 [2018-04-12 00:40:24,579 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:24,595 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 5 treesize of output 1 [2018-04-12 00:40:24,595 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:24,610 INFO L267 ElimStorePlain]: Start of recursive call 60: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:25,010 INFO L267 ElimStorePlain]: Start of recursive call 1: 40 dim-0 vars, 12 dim-2 vars, End of recursive call: 33 dim-0 vars, and 14 xjuncts. [2018-04-12 00:40:25,011 INFO L202 ElimStorePlain]: Needed 63 recursive calls to eliminate 52 variables, input treesize:1637, output treesize:1297 [2018-04-12 00:40:25,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 113 [2018-04-12 00:40:25,639 INFO L477 Elim1Store]: Elim1 applied some 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 57 [2018-04-12 00:40:25,640 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:25,659 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 28 [2018-04-12 00:40:25,659 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:40:25,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 23 treesize of output 14 [2018-04-12 00:40:25,674 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:25,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 25 treesize of output 18 [2018-04-12 00:40:25,675 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:25,689 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:40:25,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,733 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2018-04-12 00:40:25,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,743 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 44 [2018-04-12 00:40:25,744 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:40:25,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 4 [2018-04-12 00:40:25,756 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:25,760 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:25,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:25,797 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 48 [2018-04-12 00:40:25,806 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2018-04-12 00:40:25,806 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:40:25,819 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 5 treesize of output 1 [2018-04-12 00:40:25,819 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:25,824 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:40:25,862 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-12 00:40:25,862 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 8 variables, input treesize:253, output treesize:93 [2018-04-12 00:40:26,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:26,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:40:26,191 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 17 treesize of output 36 [2018-04-12 00:40:26,191 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:40:26,197 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. [2018-04-12 00:40:26,197 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:25, output treesize:20 [2018-04-12 00:40:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:40:26,494 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:40:26,494 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 48] total 83 [2018-04-12 00:40:26,494 INFO L442 AbstractCegarLoop]: Interpolant automaton has 84 states [2018-04-12 00:40:26,494 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2018-04-12 00:40:26,495 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=319, Invalid=6645, Unknown=8, NotChecked=0, Total=6972 [2018-04-12 00:40:26,495 INFO L87 Difference]: Start difference. First operand 311 states and 338 transitions. Second operand 84 states. [2018-04-12 00:40:28,140 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 97 DAG size of output 64 [2018-04-12 00:40:28,386 WARN L151 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 135 DAG size of output 74 [2018-04-12 00:40:29,484 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 155 DAG size of output 79 [2018-04-12 00:40:29,773 WARN L151 SmtUtils]: Spent 164ms on a formula simplification. DAG size of input: 191 DAG size of output 109 [2018-04-12 00:40:31,526 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 132 DAG size of output 114 [2018-04-12 00:40:32,302 WARN L151 SmtUtils]: Spent 131ms on a formula simplification. DAG size of input: 202 DAG size of output 197 [2018-04-12 00:40:32,756 WARN L151 SmtUtils]: Spent 179ms on a formula simplification. DAG size of input: 208 DAG size of output 201 [2018-04-12 00:40:33,493 WARN L151 SmtUtils]: Spent 184ms on a formula simplification. DAG size of input: 255 DAG size of output 203 [2018-04-12 00:40:34,108 WARN L151 SmtUtils]: Spent 262ms on a formula simplification. DAG size of input: 279 DAG size of output 208 [2018-04-12 00:40:34,525 WARN L151 SmtUtils]: Spent 172ms on a formula simplification. DAG size of input: 259 DAG size of output 204 [2018-04-12 00:40:34,963 WARN L151 SmtUtils]: Spent 223ms on a formula simplification. DAG size of input: 261 DAG size of output 207 [2018-04-12 00:40:35,460 WARN L151 SmtUtils]: Spent 199ms on a formula simplification. DAG size of input: 212 DAG size of output 205 [2018-04-12 00:40:35,912 WARN L151 SmtUtils]: Spent 225ms on a formula simplification. DAG size of input: 216 DAG size of output 209 [2018-04-12 00:40:36,392 WARN L151 SmtUtils]: Spent 230ms on a formula simplification. DAG size of input: 215 DAG size of output 208 [2018-04-12 00:40:36,903 WARN L151 SmtUtils]: Spent 290ms on a formula simplification. DAG size of input: 231 DAG size of output 214 [2018-04-12 00:40:37,350 WARN L151 SmtUtils]: Spent 232ms on a formula simplification. DAG size of input: 213 DAG size of output 208 [2018-04-12 00:40:37,827 WARN L151 SmtUtils]: Spent 250ms on a formula simplification. DAG size of input: 224 DAG size of output 210 [2018-04-12 00:40:38,684 WARN L151 SmtUtils]: Spent 279ms on a formula simplification. DAG size of input: 356 DAG size of output 215 [2018-04-12 00:40:39,130 WARN L151 SmtUtils]: Spent 306ms on a formula simplification. DAG size of input: 274 DAG size of output 212 [2018-04-12 00:40:40,085 WARN L151 SmtUtils]: Spent 355ms on a formula simplification. DAG size of input: 362 DAG size of output 217 [2018-04-12 00:40:41,146 WARN L151 SmtUtils]: Spent 457ms on a formula simplification. DAG size of input: 479 DAG size of output 229 [2018-04-12 00:40:41,602 WARN L151 SmtUtils]: Spent 268ms on a formula simplification. DAG size of input: 265 DAG size of output 210 [2018-04-12 00:40:42,460 WARN L151 SmtUtils]: Spent 578ms on a formula simplification. DAG size of input: 324 DAG size of output 311 [2018-04-12 00:40:43,056 WARN L151 SmtUtils]: Spent 263ms on a formula simplification. DAG size of input: 266 DAG size of output 213 [2018-04-12 00:40:44,620 WARN L151 SmtUtils]: Spent 913ms on a formula simplification. DAG size of input: 593 DAG size of output 564 [2018-04-12 00:40:45,314 WARN L151 SmtUtils]: Spent 345ms on a formula simplification. DAG size of input: 403 DAG size of output 216 [2018-04-12 00:40:45,734 WARN L151 SmtUtils]: Spent 218ms on a formula simplification. DAG size of input: 216 DAG size of output 211 [2018-04-12 00:40:47,324 WARN L151 SmtUtils]: Spent 944ms on a formula simplification. DAG size of input: 616 DAG size of output 568 [2018-04-12 00:40:48,802 WARN L151 SmtUtils]: Spent 955ms on a formula simplification. DAG size of input: 605 DAG size of output 565 [2018-04-12 00:40:49,541 WARN L151 SmtUtils]: Spent 374ms on a formula simplification. DAG size of input: 409 DAG size of output 219 [2018-04-12 00:40:51,052 WARN L151 SmtUtils]: Spent 1031ms on a formula simplification. DAG size of input: 630 DAG size of output 578 [2018-04-12 00:40:51,967 WARN L151 SmtUtils]: Spent 474ms on a formula simplification. DAG size of input: 526 DAG size of output 231 [2018-04-12 00:40:52,317 WARN L151 SmtUtils]: Spent 202ms on a formula simplification. DAG size of input: 213 DAG size of output 208 [2018-04-12 00:40:52,675 WARN L151 SmtUtils]: Spent 163ms on a formula simplification. DAG size of input: 223 DAG size of output 219 [2018-04-12 00:40:53,531 WARN L151 SmtUtils]: Spent 589ms on a formula simplification. DAG size of input: 373 DAG size of output 313 [2018-04-12 00:40:53,877 WARN L151 SmtUtils]: Spent 143ms on a formula simplification. DAG size of input: 223 DAG size of output 205 [2018-04-12 00:40:54,380 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 199 DAG size of output 198 [2018-04-12 00:40:55,731 WARN L151 SmtUtils]: Spent 998ms on a formula simplification. DAG size of input: 642 DAG size of output 566 [2018-04-12 00:40:57,513 WARN L151 SmtUtils]: Spent 1018ms on a formula simplification. DAG size of input: 663 DAG size of output 570 [2018-04-12 00:40:59,295 WARN L151 SmtUtils]: Spent 1003ms on a formula simplification. DAG size of input: 653 DAG size of output 567 [2018-04-12 00:40:59,580 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 216 DAG size of output 213 [2018-04-12 00:41:01,402 WARN L151 SmtUtils]: Spent 1128ms on a formula simplification. DAG size of input: 678 DAG size of output 580 [2018-04-12 00:41:02,307 WARN L151 SmtUtils]: Spent 226ms on a formula simplification. DAG size of input: 274 DAG size of output 221 [2018-04-12 00:41:02,956 WARN L151 SmtUtils]: Spent 166ms on a formula simplification. DAG size of input: 274 DAG size of output 207 [2018-04-12 00:41:03,607 WARN L151 SmtUtils]: Spent 137ms on a formula simplification. DAG size of input: 254 DAG size of output 200 [2018-04-12 00:41:04,521 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 251 DAG size of output 198 [2018-04-12 00:41:05,185 WARN L151 SmtUtils]: Spent 166ms on a formula simplification. DAG size of input: 267 DAG size of output 215 [2018-04-12 00:41:05,690 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 240 DAG size of output 185 [2018-04-12 00:41:06,035 WARN L151 SmtUtils]: Spent 157ms on a formula simplification. DAG size of input: 256 DAG size of output 203 [2018-04-12 00:41:06,430 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 241 DAG size of output 188 [2018-04-12 00:41:06,894 WARN L151 SmtUtils]: Spent 172ms on a formula simplification. DAG size of input: 253 DAG size of output 204 [2018-04-12 00:41:06,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:41:06,901 INFO L93 Difference]: Finished difference Result 450 states and 471 transitions. [2018-04-12 00:41:06,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2018-04-12 00:41:06,902 INFO L78 Accepts]: Start accepts. Automaton has 84 states. Word has length 101 [2018-04-12 00:41:06,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:41:06,903 INFO L225 Difference]: With dead ends: 450 [2018-04-12 00:41:06,903 INFO L226 Difference]: Without dead ends: 450 [2018-04-12 00:41:06,904 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 56 SyntacticMatches, 4 SemanticMatches, 191 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11861 ImplicationChecksByTransitivity, 41.4s TimeCoverageRelationStatistics Valid=2932, Invalid=34111, Unknown=13, NotChecked=0, Total=37056 [2018-04-12 00:41:06,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2018-04-12 00:41:06,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 329. [2018-04-12 00:41:06,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2018-04-12 00:41:06,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 357 transitions. [2018-04-12 00:41:06,906 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 357 transitions. Word has length 101 [2018-04-12 00:41:06,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:41:06,906 INFO L459 AbstractCegarLoop]: Abstraction has 329 states and 357 transitions. [2018-04-12 00:41:06,906 INFO L460 AbstractCegarLoop]: Interpolant automaton has 84 states. [2018-04-12 00:41:06,906 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 357 transitions. [2018-04-12 00:41:06,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-04-12 00:41:06,906 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:41:06,906 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2018-04-12 00:41:06,907 INFO L408 AbstractCegarLoop]: === Iteration 64 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:41:06,907 INFO L82 PathProgramCache]: Analyzing trace with hash -990760771, now seen corresponding path program 5 times [2018-04-12 00:41:06,907 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:41:06,907 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:41:06,907 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:41:06,907 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:41:06,907 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:41:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:41:06,921 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:41:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:41:07,933 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:41:07,933 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 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:41:07,939 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-12 00:41:08,008 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-04-12 00:41:08,008 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:41:08,011 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:41:08,071 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 [2018-04-12 00:41:08,072 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 [2018-04-12 00:41:08,072 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:08,073 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:08,076 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:08,076 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-04-12 00:41:08,213 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 32 treesize of output 42 [2018-04-12 00:41:08,214 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 33 treesize of output 32 [2018-04-12 00:41:08,214 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:08,233 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 28 treesize of output 33 [2018-04-12 00:41:08,233 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:41:08,244 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:41:08,255 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 2 xjuncts. [2018-04-12 00:41:08,255 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:38, output treesize:48 [2018-04-12 00:41:08,383 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 [2018-04-12 00:41:08,385 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 [2018-04-12 00:41:08,385 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:08,386 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:08,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 38 [2018-04-12 00:41:08,404 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 29 treesize of output 28 [2018-04-12 00:41:08,405 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:08,422 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:08,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-04-12 00:41:08,423 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:08,434 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:41:08,449 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:41:08,449 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:47, output treesize:22 [2018-04-12 00:41:08,904 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:08,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 93 [2018-04-12 00:41:08,910 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:08,911 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 86 treesize of output 70 [2018-04-12 00:41:08,911 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:08,926 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:08,926 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 65 treesize of output 61 [2018-04-12 00:41:08,926 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:08,940 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:08,942 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:08,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 71 treesize of output 80 [2018-04-12 00:41:08,948 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:41:08,981 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:41:09,004 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 55 treesize of output 43 [2018-04-12 00:41:09,006 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:09,006 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 32 treesize of output 24 [2018-04-12 00:41:09,006 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:09,011 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 26 treesize of output 11 [2018-04-12 00:41:09,012 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:09,014 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:09,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 47 [2018-04-12 00:41:09,021 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:09,021 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 [2018-04-12 00:41:09,021 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:09,033 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 26 treesize of output 15 [2018-04-12 00:41:09,033 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:09,045 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:09,047 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:09,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 28 [2018-04-12 00:41:09,052 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-12 00:41:09,065 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:41:09,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 59 [2018-04-12 00:41:09,072 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:09,072 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 55 treesize of output 43 [2018-04-12 00:41:09,073 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:09,087 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 38 treesize of output 23 [2018-04-12 00:41:09,087 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:09,100 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:09,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:09,101 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:09,101 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:09,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 30 [2018-04-12 00:41:09,105 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:09,112 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:09,128 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:41:09,128 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 4 variables, input treesize:104, output treesize:46 [2018-04-12 00:41:09,214 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 28 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 00:41:09,232 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:41:09,232 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 28] total 63 [2018-04-12 00:41:09,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 64 states [2018-04-12 00:41:09,232 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2018-04-12 00:41:09,233 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=3777, Unknown=0, NotChecked=0, Total=4032 [2018-04-12 00:41:09,233 INFO L87 Difference]: Start difference. First operand 329 states and 357 transitions. Second operand 64 states. [2018-04-12 00:41:11,184 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 118 DAG size of output 81 [2018-04-12 00:41:11,367 WARN L151 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 122 DAG size of output 88 [2018-04-12 00:41:20,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:41:20,446 INFO L93 Difference]: Finished difference Result 405 states and 423 transitions. [2018-04-12 00:41:20,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2018-04-12 00:41:20,447 INFO L78 Accepts]: Start accepts. Automaton has 64 states. Word has length 101 [2018-04-12 00:41:20,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:41:20,447 INFO L225 Difference]: With dead ends: 405 [2018-04-12 00:41:20,447 INFO L226 Difference]: Without dead ends: 405 [2018-04-12 00:41:20,448 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 74 SyntacticMatches, 2 SemanticMatches, 173 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9381 ImplicationChecksByTransitivity, 10.6s TimeCoverageRelationStatistics Valid=2991, Invalid=27459, Unknown=0, NotChecked=0, Total=30450 [2018-04-12 00:41:20,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2018-04-12 00:41:20,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 338. [2018-04-12 00:41:20,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-04-12 00:41:20,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 367 transitions. [2018-04-12 00:41:20,451 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 367 transitions. Word has length 101 [2018-04-12 00:41:20,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:41:20,451 INFO L459 AbstractCegarLoop]: Abstraction has 338 states and 367 transitions. [2018-04-12 00:41:20,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 64 states. [2018-04-12 00:41:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 367 transitions. [2018-04-12 00:41:20,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-04-12 00:41:20,451 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:41:20,451 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 3, 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] [2018-04-12 00:41:20,451 INFO L408 AbstractCegarLoop]: === Iteration 65 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:41:20,451 INFO L82 PathProgramCache]: Analyzing trace with hash 817213936, now seen corresponding path program 6 times [2018-04-12 00:41:20,451 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:41:20,451 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:41:20,452 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:41:20,452 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:41:20,452 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:41:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:41:20,470 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:41:22,398 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:41:22,398 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:41:22,398 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 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:41:22,406 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-12 00:41:22,464 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2018-04-12 00:41:22,464 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:41:22,468 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:41:22,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:22,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:22,477 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 [2018-04-12 00:41:22,477 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,480 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,480 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:41:22,551 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 [2018-04-12 00:41:22,552 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 10 treesize of output 9 [2018-04-12 00:41:22,552 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,553 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,562 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 [2018-04-12 00:41:22,563 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 [2018-04-12 00:41:22,563 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,565 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,572 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:48, output treesize:34 [2018-04-12 00:41:22,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:22,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:22,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:22,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:22,739 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 42 [2018-04-12 00:41:22,740 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,750 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,751 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:63 [2018-04-12 00:41:22,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:22,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 38 treesize of output 39 [2018-04-12 00:41:22,858 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:41:22,858 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:22,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 33 [2018-04-12 00:41:22,881 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 14 treesize of output 13 [2018-04-12 00:41:22,881 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,885 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,896 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:22,896 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:86, output treesize:91 [2018-04-12 00:41:23,136 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 [2018-04-12 00:41:23,137 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,160 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 45 treesize of output 123 [2018-04-12 00:41:23,162 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,184 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,184 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:166, output treesize:189 [2018-04-12 00:41:23,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 174 [2018-04-12 00:41:23,349 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 22 treesize of output 18 [2018-04-12 00:41:23,349 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,365 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 129 [2018-04-12 00:41:23,399 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 [2018-04-12 00:41:23,399 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,409 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,430 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,431 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:217, output treesize:179 [2018-04-12 00:41:23,694 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 28 [2018-04-12 00:41:23,696 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 28 treesize of output 47 [2018-04-12 00:41:23,696 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,698 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,727 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:23,727 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:336, output treesize:347 [2018-04-12 00:41:23,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 55 [2018-04-12 00:41:23,836 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:23,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 202 [2018-04-12 00:41:23,880 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:23,928 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. [2018-04-12 00:41:23,929 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:364, output treesize:391 [2018-04-12 00:41:24,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 368 treesize of output 329 [2018-04-12 00:41:24,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 40 [2018-04-12 00:41:24,213 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:24,247 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:24,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,288 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 280 treesize of output 308 [2018-04-12 00:41:24,298 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 [2018-04-12 00:41:24,298 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:24,324 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:24,363 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:24,363 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:417, output treesize:365 [2018-04-12 00:41:24,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 126 [2018-04-12 00:41:24,709 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 54 treesize of output 53 [2018-04-12 00:41:24,709 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:24,714 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:24,757 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:24,757 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:664, output treesize:701 [2018-04-12 00:41:24,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 226 [2018-04-12 00:41:24,876 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:24,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,926 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:24,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 481 [2018-04-12 00:41:24,931 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:24,982 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. [2018-04-12 00:41:24,982 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:715, output treesize:704 [2018-04-12 00:41:25,212 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,212 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,213 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,214 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,224 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 683 treesize of output 613 [2018-04-12 00:41:25,227 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 [2018-04-12 00:41:25,227 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:25,272 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:25,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 17 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 692 treesize of output 540 [2018-04-12 00:41:25,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 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 [2018-04-12 00:41:25,348 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:25,400 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:25,453 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:25,453 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:727, output treesize:700 [2018-04-12 00:41:25,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2018-04-12 00:41:25,852 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:25,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:25,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 542 [2018-04-12 00:41:25,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 192 [2018-04-12 00:41:25,920 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:25,931 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:25,989 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:25,989 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:1243, output treesize:1054 [2018-04-12 00:41:27,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 14 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 219 treesize of output 475 [2018-04-12 00:41:27,337 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 5 treesize of output 1 [2018-04-12 00:41:27,338 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,353 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 25 treesize of output 1 [2018-04-12 00:41:27,353 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,361 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 5 treesize of output 1 [2018-04-12 00:41:27,361 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,367 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 57 treesize of output 1 [2018-04-12 00:41:27,367 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,369 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,415 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. [2018-04-12 00:41:27,415 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:1094, output treesize:894 [2018-04-12 00:41:27,618 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:27,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,631 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:27,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 933 treesize of output 508 [2018-04-12 00:41:27,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 58 [2018-04-12 00:41:27,637 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:27,696 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:27,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 65 [2018-04-12 00:41:27,696 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 41 [2018-04-12 00:41:27,741 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:27,785 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:27,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 75 [2018-04-12 00:41:27,786 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:27,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 75 [2018-04-12 00:41:27,823 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:27,859 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:27,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 14 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 89 [2018-04-12 00:41:27,911 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 [2018-04-12 00:41:27,911 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,927 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:27,927 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 41 treesize of output 23 [2018-04-12 00:41:27,927 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,939 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:27,939 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 13 treesize of output 9 [2018-04-12 00:41:27,939 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,947 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 15 treesize of output 3 [2018-04-12 00:41:27,947 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,951 INFO L267 ElimStorePlain]: Start of recursive call 8: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:27,979 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:27,979 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 6 variables, input treesize:953, output treesize:48 [2018-04-12 00:41:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:41:28,248 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:41:28,248 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 44] total 79 [2018-04-12 00:41:28,248 INFO L442 AbstractCegarLoop]: Interpolant automaton has 80 states [2018-04-12 00:41:28,248 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2018-04-12 00:41:28,248 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=6020, Unknown=0, NotChecked=0, Total=6320 [2018-04-12 00:41:28,249 INFO L87 Difference]: Start difference. First operand 338 states and 367 transitions. Second operand 80 states. [2018-04-12 00:41:30,660 WARN L151 SmtUtils]: Spent 125ms on a formula simplification. DAG size of input: 119 DAG size of output 89 [2018-04-12 00:41:30,921 WARN L151 SmtUtils]: Spent 159ms on a formula simplification. DAG size of input: 142 DAG size of output 102 [2018-04-12 00:41:31,288 WARN L151 SmtUtils]: Spent 205ms on a formula simplification. DAG size of input: 171 DAG size of output 116 [2018-04-12 00:41:31,589 WARN L151 SmtUtils]: Spent 180ms on a formula simplification. DAG size of input: 197 DAG size of output 110 [2018-04-12 00:41:31,802 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 116 DAG size of output 104 [2018-04-12 00:41:32,064 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 144 DAG size of output 116 [2018-04-12 00:41:32,475 WARN L151 SmtUtils]: Spent 151ms on a formula simplification. DAG size of input: 148 DAG size of output 121 [2018-04-12 00:41:32,662 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 121 DAG size of output 109 [2018-04-12 00:41:32,969 WARN L151 SmtUtils]: Spent 133ms on a formula simplification. DAG size of input: 133 DAG size of output 116 [2018-04-12 00:41:33,249 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 145 DAG size of output 124 [2018-04-12 00:41:33,784 WARN L151 SmtUtils]: Spent 194ms on a formula simplification. DAG size of input: 170 DAG size of output 134 [2018-04-12 00:41:34,135 WARN L151 SmtUtils]: Spent 193ms on a formula simplification. DAG size of input: 199 DAG size of output 143 [2018-04-12 00:41:34,691 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 93 DAG size of output 91 [2018-04-12 00:41:35,556 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 138 DAG size of output 125 [2018-04-12 00:41:35,884 WARN L151 SmtUtils]: Spent 163ms on a formula simplification. DAG size of input: 155 DAG size of output 142 [2018-04-12 00:41:36,374 WARN L151 SmtUtils]: Spent 207ms on a formula simplification. DAG size of input: 172 DAG size of output 160 [2018-04-12 00:41:37,048 WARN L151 SmtUtils]: Spent 289ms on a formula simplification. DAG size of input: 197 DAG size of output 182 [2018-04-12 00:41:37,583 WARN L151 SmtUtils]: Spent 272ms on a formula simplification. DAG size of input: 206 DAG size of output 191 [2018-04-12 00:41:38,516 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 146 DAG size of output 136 [2018-04-12 00:41:40,483 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 262 DAG size of output 200 [2018-04-12 00:41:41,062 WARN L151 SmtUtils]: Spent 172ms on a formula simplification. DAG size of input: 213 DAG size of output 209 [2018-04-12 00:41:41,697 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 214 DAG size of output 206 [2018-04-12 00:41:43,332 WARN L148 SmtUtils]: Spent 148ms on a formula simplification that was a NOOP. DAG size: 187 [2018-04-12 00:41:47,861 WARN L151 SmtUtils]: Spent 160ms on a formula simplification. DAG size of input: 219 DAG size of output 209 [2018-04-12 00:41:48,960 WARN L151 SmtUtils]: Spent 177ms on a formula simplification. DAG size of input: 247 DAG size of output 237 [2018-04-12 00:41:50,474 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 219 DAG size of output 144 [2018-04-12 00:41:51,415 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 225 DAG size of output 144 [2018-04-12 00:41:52,800 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 146 DAG size of output 144 [2018-04-12 00:41:53,317 WARN L151 SmtUtils]: Spent 151ms on a formula simplification. DAG size of input: 164 DAG size of output 162 [2018-04-12 00:41:53,874 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 152 DAG size of output 152 [2018-04-12 00:41:54,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:41:54,057 INFO L93 Difference]: Finished difference Result 469 states and 492 transitions. [2018-04-12 00:41:54,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2018-04-12 00:41:54,057 INFO L78 Accepts]: Start accepts. Automaton has 80 states. Word has length 101 [2018-04-12 00:41:54,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:41:54,058 INFO L225 Difference]: With dead ends: 469 [2018-04-12 00:41:54,058 INFO L226 Difference]: Without dead ends: 469 [2018-04-12 00:41:54,059 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 58 SyntacticMatches, 4 SemanticMatches, 168 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8884 ImplicationChecksByTransitivity, 19.4s TimeCoverageRelationStatistics Valid=1875, Invalid=26855, Unknown=0, NotChecked=0, Total=28730 [2018-04-12 00:41:54,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2018-04-12 00:41:54,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 334. [2018-04-12 00:41:54,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2018-04-12 00:41:54,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 361 transitions. [2018-04-12 00:41:54,061 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 361 transitions. Word has length 101 [2018-04-12 00:41:54,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:41:54,062 INFO L459 AbstractCegarLoop]: Abstraction has 334 states and 361 transitions. [2018-04-12 00:41:54,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 80 states. [2018-04-12 00:41:54,062 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 361 transitions. [2018-04-12 00:41:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-12 00:41:54,062 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:41:54,062 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:41:54,063 INFO L408 AbstractCegarLoop]: === Iteration 66 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:41:54,063 INFO L82 PathProgramCache]: Analyzing trace with hash 954031589, now seen corresponding path program 4 times [2018-04-12 00:41:54,063 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:41:54,063 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:41:54,063 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:41:54,063 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:41:54,063 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:41:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:41:54,075 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:41:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:41:55,654 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:41:55,655 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 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:41:55,660 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:41:55,703 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:41:55,703 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:41:55,706 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:41:55,708 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 [2018-04-12 00:41:55,708 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:55,710 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:55,710 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:41:55,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:55,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:55,794 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 [2018-04-12 00:41:55,794 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:55,800 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:55,800 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:41:55,883 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 [2018-04-12 00:41:55,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-12 00:41:55,884 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:55,885 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:55,895 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 [2018-04-12 00:41:55,896 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 [2018-04-12 00:41:55,896 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:55,898 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:55,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:55,905 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:53, output treesize:45 [2018-04-12 00:41:56,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,103 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,103 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 26 treesize of output 46 [2018-04-12 00:41:56,103 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,116 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,116 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:64, output treesize:70 [2018-04-12 00:41:56,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-12 00:41:56,251 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 14 treesize of output 13 [2018-04-12 00:41:56,251 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,255 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 59 treesize of output 71 [2018-04-12 00:41:56,275 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:41:56,275 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,288 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,301 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,301 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:93, output treesize:90 [2018-04-12 00:41:56,507 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 18 [2018-04-12 00:41:56,509 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 18 treesize of output 27 [2018-04-12 00:41:56,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,511 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,528 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:56,528 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:135, output treesize:148 [2018-04-12 00:41:56,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 41 treesize of output 117 [2018-04-12 00:41:56,612 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,638 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. [2018-04-12 00:41:56,638 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:162, output treesize:182 [2018-04-12 00:41:56,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 108 [2018-04-12 00:41:56,827 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 20 treesize of output 19 [2018-04-12 00:41:56,827 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,839 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:56,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 203 [2018-04-12 00:41:56,879 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 37 treesize of output 30 [2018-04-12 00:41:56,880 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,908 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:56,932 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:56,932 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:205, output treesize:190 [2018-04-12 00:41:57,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:57,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 117 treesize of output 173 [2018-04-12 00:41:57,218 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 106 treesize of output 104 [2018-04-12 00:41:57,218 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:57,224 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:57,246 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:57,247 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:343, output treesize:273 [2018-04-12 00:41:57,914 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:57,914 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:57,915 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:57,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:57,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 140 [2018-04-12 00:41:57,920 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 5 treesize of output 1 [2018-04-12 00:41:57,920 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:57,930 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 31 treesize of output 1 [2018-04-12 00:41:57,930 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:57,936 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 15 treesize of output 1 [2018-04-12 00:41:57,936 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:57,938 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:57,964 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:57,965 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:304, output treesize:251 [2018-04-12 00:41:58,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:58,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:58,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:58,550 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 187 [2018-04-12 00:41:58,552 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:58,552 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 18 treesize of output 12 [2018-04-12 00:41:58,552 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:58,567 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 130 treesize of output 93 [2018-04-12 00:41:58,567 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:58,577 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 5 treesize of output 1 [2018-04-12 00:41:58,577 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:58,584 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:41:58,598 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:58,599 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:248, output treesize:141 [2018-04-12 00:41:58,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:58,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:58,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:58,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:58,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 55 treesize of output 177 [2018-04-12 00:41:58,773 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:58,795 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:58,795 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:147, output treesize:123 [2018-04-12 00:41:59,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,290 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,291 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,291 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,292 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,293 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,293 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,294 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:59,294 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 61 treesize of output 226 [2018-04-12 00:41:59,295 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:59,317 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:59,318 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:136, output treesize:104 [2018-04-12 00:41:59,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,584 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:59,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,585 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:59,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 129 [2018-04-12 00:41:59,592 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:41:59,610 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 70 treesize of output 75 [2018-04-12 00:41:59,611 INFO L267 ElimStorePlain]: Start of recursive call 3: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-12 00:41:59,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 18 treesize of output 10 [2018-04-12 00:41:59,639 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:59,650 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 1 case distinctions, treesize of input 21 treesize of output 20 [2018-04-12 00:41:59,650 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:41:59,660 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:41:59,679 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-12 00:41:59,680 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:119, output treesize:68 [2018-04-12 00:41:59,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:41:59,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 53 [2018-04-12 00:41:59,936 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:41:59,945 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 00:41:59,945 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:35, output treesize:33 [2018-04-12 00:42:00,095 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:42:00,113 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:42:00,113 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47] total 92 [2018-04-12 00:42:00,113 INFO L442 AbstractCegarLoop]: Interpolant automaton has 93 states [2018-04-12 00:42:00,114 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2018-04-12 00:42:00,114 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=487, Invalid=8069, Unknown=0, NotChecked=0, Total=8556 [2018-04-12 00:42:00,114 INFO L87 Difference]: Start difference. First operand 334 states and 361 transitions. Second operand 93 states. [2018-04-12 00:42:02,681 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 153 DAG size of output 92 [2018-04-12 00:42:02,916 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 170 DAG size of output 96 [2018-04-12 00:42:08,165 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 136 DAG size of output 103 [2018-04-12 00:42:11,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:42:11,455 INFO L93 Difference]: Finished difference Result 391 states and 409 transitions. [2018-04-12 00:42:11,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2018-04-12 00:42:11,455 INFO L78 Accepts]: Start accepts. Automaton has 93 states. Word has length 105 [2018-04-12 00:42:11,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:42:11,456 INFO L225 Difference]: With dead ends: 391 [2018-04-12 00:42:11,456 INFO L226 Difference]: Without dead ends: 391 [2018-04-12 00:42:11,457 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 57 SyntacticMatches, 4 SemanticMatches, 182 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11051 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=2773, Invalid=30899, Unknown=0, NotChecked=0, Total=33672 [2018-04-12 00:42:11,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2018-04-12 00:42:11,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 340. [2018-04-12 00:42:11,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-04-12 00:42:11,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 369 transitions. [2018-04-12 00:42:11,459 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 369 transitions. Word has length 105 [2018-04-12 00:42:11,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:42:11,459 INFO L459 AbstractCegarLoop]: Abstraction has 340 states and 369 transitions. [2018-04-12 00:42:11,459 INFO L460 AbstractCegarLoop]: Interpolant automaton has 93 states. [2018-04-12 00:42:11,459 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 369 transitions. [2018-04-12 00:42:11,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-12 00:42:11,459 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:42:11,459 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:42:11,460 INFO L408 AbstractCegarLoop]: === Iteration 67 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:42:11,460 INFO L82 PathProgramCache]: Analyzing trace with hash 954031590, now seen corresponding path program 6 times [2018-04-12 00:42:11,460 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:42:11,460 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:42:11,460 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:42:11,460 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:42:11,460 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:42:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:42:11,474 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:42:12,494 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:42:12,494 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:42:12,495 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 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:42:12,500 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-12 00:42:12,536 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2018-04-12 00:42:12,536 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:42:12,539 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:42:12,583 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 [2018-04-12 00:42:12,584 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 [2018-04-12 00:42:12,584 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:12,585 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:12,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:12,587 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-04-12 00:42:12,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 19 treesize of output 15 [2018-04-12 00:42:12,612 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 15 treesize of output 3 [2018-04-12 00:42:12,612 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:12,613 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:12,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:12,615 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:22, output treesize:7 [2018-04-12 00:42:13,440 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:13,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 133 treesize of output 132 [2018-04-12 00:42:13,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 118 treesize of output 110 [2018-04-12 00:42:13,458 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:13,521 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:13,522 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 84 [2018-04-12 00:42:13,522 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:13,584 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:13,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 91 treesize of output 109 [2018-04-12 00:42:13,599 INFO L267 ElimStorePlain]: Start of recursive call 5: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-12 00:42:13,740 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 76 [2018-04-12 00:42:13,741 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:42:13,880 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:13,881 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 99 treesize of output 88 [2018-04-12 00:42:13,881 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:14,027 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:14,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 85 treesize of output 105 [2018-04-12 00:42:14,043 INFO L267 ElimStorePlain]: Start of recursive call 8: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-12 00:42:14,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 79 treesize of output 92 [2018-04-12 00:42:14,263 INFO L267 ElimStorePlain]: Start of recursive call 9: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-12 00:42:14,528 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:14,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 97 treesize of output 119 [2018-04-12 00:42:14,544 INFO L267 ElimStorePlain]: Start of recursive call 10: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-12 00:42:14,913 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 68 [2018-04-12 00:42:14,914 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:14,915 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2018-04-12 00:42:14,916 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:14,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 66 treesize of output 60 [2018-04-12 00:42:14,917 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:14,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 74 treesize of output 68 [2018-04-12 00:42:14,919 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:14,920 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2018-04-12 00:42:14,920 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:15,263 INFO L267 ElimStorePlain]: Start of recursive call 2: 9 dim-1 vars, End of recursive call: 35 dim-0 vars, and 21 xjuncts. [2018-04-12 00:42:15,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 63 [2018-04-12 00:42:15,642 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 26 [2018-04-12 00:42:15,643 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:42:15,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,658 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2018-04-12 00:42:15,663 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:15,677 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:42:15,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,684 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 83 [2018-04-12 00:42:15,686 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:15,692 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 75 treesize of output 88 [2018-04-12 00:42:15,692 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:42:15,732 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 71 treesize of output 62 [2018-04-12 00:42:15,732 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:15,757 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2018-04-12 00:42:15,757 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:15,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,782 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 55 treesize of output 40 [2018-04-12 00:42:15,782 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:15,808 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,811 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 56 treesize of output 42 [2018-04-12 00:42:15,812 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:15,823 INFO L267 ElimStorePlain]: Start of recursive call 19: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:15,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 53 [2018-04-12 00:42:15,832 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:15,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 73 [2018-04-12 00:42:15,845 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 8 xjuncts. [2018-04-12 00:42:15,892 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 26 treesize of output 21 [2018-04-12 00:42:15,893 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:15,893 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 23 treesize of output 18 [2018-04-12 00:42:15,894 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:15,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 33 treesize of output 24 [2018-04-12 00:42:15,895 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:15,921 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:15,923 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:15,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 29 [2018-04-12 00:42:15,928 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:15,955 INFO L267 ElimStorePlain]: Start of recursive call 25: 3 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:42:15,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 61 [2018-04-12 00:42:15,962 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 57 treesize of output 48 [2018-04-12 00:42:15,963 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:15,984 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:15,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:15,984 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:15,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 25 [2018-04-12 00:42:15,987 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 45 [2018-04-12 00:42:16,011 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:16,027 INFO L267 ElimStorePlain]: Start of recursive call 31: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:42:16,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,035 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 87 [2018-04-12 00:42:16,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,042 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,058 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 123 [2018-04-12 00:42:16,061 INFO L267 ElimStorePlain]: Start of recursive call 36: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 11 xjuncts. [2018-04-12 00:42:16,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 75 treesize of output 62 [2018-04-12 00:42:16,141 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,170 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2018-04-12 00:42:16,170 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,193 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 55 treesize of output 40 [2018-04-12 00:42:16,193 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,214 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 36 treesize of output 31 [2018-04-12 00:42:16,214 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,227 INFO L267 ElimStorePlain]: Start of recursive call 35: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,229 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 71 treesize of output 61 [2018-04-12 00:42:16,232 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,233 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 56 [2018-04-12 00:42:16,240 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:16,262 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 5 treesize of output 1 [2018-04-12 00:42:16,262 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,269 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,273 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 57 [2018-04-12 00:42:16,275 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,275 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:42:16,276 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,289 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 23 [2018-04-12 00:42:16,290 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:16,302 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 7 treesize of output 1 [2018-04-12 00:42:16,302 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,311 INFO L267 ElimStorePlain]: Start of recursive call 44: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:42:16,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 71 [2018-04-12 00:42:16,319 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 26 [2018-04-12 00:42:16,320 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:42:16,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,340 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 37 [2018-04-12 00:42:16,340 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,346 INFO L267 ElimStorePlain]: Start of recursive call 48: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 73 [2018-04-12 00:42:16,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,353 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 26 treesize of output 19 [2018-04-12 00:42:16,353 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,365 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,365 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-12 00:42:16,365 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,374 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 5 treesize of output 1 [2018-04-12 00:42:16,374 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,380 INFO L267 ElimStorePlain]: Start of recursive call 51: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 71 [2018-04-12 00:42:16,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,387 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,403 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 96 [2018-04-12 00:42:16,406 INFO L267 ElimStorePlain]: Start of recursive call 56: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 11 xjuncts. [2018-04-12 00:42:16,459 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 30 treesize of output 23 [2018-04-12 00:42:16,459 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,464 INFO L267 ElimStorePlain]: Start of recursive call 55: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,479 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 83 [2018-04-12 00:42:16,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,482 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 79 treesize of output 64 [2018-04-12 00:42:16,482 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,511 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,512 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 54 [2018-04-12 00:42:16,512 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 46 treesize of output 35 [2018-04-12 00:42:16,547 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,572 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,573 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,573 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,574 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,574 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 71 treesize of output 81 [2018-04-12 00:42:16,578 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,601 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 38 treesize of output 31 [2018-04-12 00:42:16,602 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,615 INFO L267 ElimStorePlain]: Start of recursive call 58: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 71 [2018-04-12 00:42:16,629 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 26 [2018-04-12 00:42:16,630 INFO L267 ElimStorePlain]: Start of recursive call 65: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:42:16,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,649 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 37 [2018-04-12 00:42:16,649 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,656 INFO L267 ElimStorePlain]: Start of recursive call 64: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,659 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,663 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 79 [2018-04-12 00:42:16,667 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,681 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 83 [2018-04-12 00:42:16,684 INFO L267 ElimStorePlain]: Start of recursive call 68: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 9 xjuncts. [2018-04-12 00:42:16,729 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,730 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2018-04-12 00:42:16,730 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,757 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 62 treesize of output 47 [2018-04-12 00:42:16,757 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,780 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 42 treesize of output 35 [2018-04-12 00:42:16,780 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,800 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2018-04-12 00:42:16,800 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,812 INFO L267 ElimStorePlain]: Start of recursive call 67: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,819 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 79 [2018-04-12 00:42:16,822 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,827 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 75 treesize of output 88 [2018-04-12 00:42:16,828 INFO L267 ElimStorePlain]: Start of recursive call 74: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:42:16,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 63 treesize of output 50 [2018-04-12 00:42:16,868 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:16,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 49 [2018-04-12 00:42:16,899 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:16,956 INFO L267 ElimStorePlain]: Start of recursive call 73: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:42:16,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:16,964 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 75 [2018-04-12 00:42:16,968 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:16,972 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 84 [2018-04-12 00:42:16,973 INFO L267 ElimStorePlain]: Start of recursive call 78: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:42:17,018 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 49 [2018-04-12 00:42:17,019 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:17,064 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:17,064 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 58 [2018-04-12 00:42:17,064 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,099 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 37 treesize of output 32 [2018-04-12 00:42:17,099 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,100 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 40 treesize of output 35 [2018-04-12 00:42:17,101 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 46 [2018-04-12 00:42:17,153 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:17,183 INFO L267 ElimStorePlain]: Start of recursive call 77: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:42:17,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 77 [2018-04-12 00:42:17,191 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:17,192 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 68 [2018-04-12 00:42:17,192 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,225 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 65 treesize of output 56 [2018-04-12 00:42:17,225 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 46 [2018-04-12 00:42:17,258 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:17,290 INFO L267 ElimStorePlain]: Start of recursive call 84: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,292 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,292 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 71 [2018-04-12 00:42:17,298 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 26 [2018-04-12 00:42:17,298 INFO L267 ElimStorePlain]: Start of recursive call 89: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:42:17,312 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,315 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 37 [2018-04-12 00:42:17,316 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,322 INFO L267 ElimStorePlain]: Start of recursive call 88: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 69 [2018-04-12 00:42:17,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,332 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 65 treesize of output 50 [2018-04-12 00:42:17,333 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,359 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 45 treesize of output 36 [2018-04-12 00:42:17,360 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,389 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 61 treesize of output 52 [2018-04-12 00:42:17,389 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,411 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-12 00:42:17,411 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 49 [2018-04-12 00:42:17,435 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:17,448 INFO L267 ElimStorePlain]: Start of recursive call 91: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,449 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 63 [2018-04-12 00:42:17,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:17,457 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:17,474 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 44 treesize of output 106 [2018-04-12 00:42:17,478 INFO L267 ElimStorePlain]: Start of recursive call 98: 18 dim-0 vars, End of recursive call: 18 dim-0 vars, and 20 xjuncts. [2018-04-12 00:42:17,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 31 treesize of output 20 [2018-04-12 00:42:17,545 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 34 treesize of output 23 [2018-04-12 00:42:17,546 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,557 INFO L267 ElimStorePlain]: Start of recursive call 97: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:42:17,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 65 [2018-04-12 00:42:17,568 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 57 treesize of output 48 [2018-04-12 00:42:17,568 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,612 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:17,613 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 52 [2018-04-12 00:42:17,613 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 54 [2018-04-12 00:42:17,667 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 8 xjuncts. [2018-04-12 00:42:17,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:17,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 73 [2018-04-12 00:42:17,759 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 8 xjuncts. [2018-04-12 00:42:17,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 33 treesize of output 24 [2018-04-12 00:42:17,867 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,868 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 26 treesize of output 21 [2018-04-12 00:42:17,868 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,869 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 28 treesize of output 23 [2018-04-12 00:42:17,869 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,870 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 23 treesize of output 18 [2018-04-12 00:42:17,870 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:17,916 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 45 [2018-04-12 00:42:17,916 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:17,954 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-12 00:42:17,954 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:18,001 INFO L267 ElimStorePlain]: Start of recursive call 101: 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:42:18,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 61 [2018-04-12 00:42:18,014 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 54 [2018-04-12 00:42:18,014 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:18,059 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:18,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 53 treesize of output 77 [2018-04-12 00:42:18,074 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 8 xjuncts. [2018-04-12 00:42:18,157 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 27 treesize of output 22 [2018-04-12 00:42:18,157 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:18,158 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 30 treesize of output 25 [2018-04-12 00:42:18,159 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:18,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 28 [2018-04-12 00:42:18,160 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:18,199 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:18,199 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-12 00:42:18,199 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:18,230 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 31 treesize of output 26 [2018-04-12 00:42:18,231 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:18,258 INFO L267 ElimStorePlain]: Start of recursive call 112: 5 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:42:18,537 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 14 dim-0 vars, and 19 xjuncts. [2018-04-12 00:42:18,537 INFO L202 ElimStorePlain]: Needed 119 recursive calls to eliminate 4 variables, input treesize:143, output treesize:272 [2018-04-12 00:42:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 14 proven. 67 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-04-12 00:42:18,813 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:42:18,813 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 28] total 60 [2018-04-12 00:42:18,813 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2018-04-12 00:42:18,813 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2018-04-12 00:42:18,813 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=3453, Unknown=0, NotChecked=0, Total=3660 [2018-04-12 00:42:18,813 INFO L87 Difference]: Start difference. First operand 340 states and 369 transitions. Second operand 61 states. [2018-04-12 00:42:29,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:42:29,981 INFO L93 Difference]: Finished difference Result 497 states and 529 transitions. [2018-04-12 00:42:29,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2018-04-12 00:42:29,981 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 105 [2018-04-12 00:42:29,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:42:29,982 INFO L225 Difference]: With dead ends: 497 [2018-04-12 00:42:29,982 INFO L226 Difference]: Without dead ends: 497 [2018-04-12 00:42:29,982 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 81 SyntacticMatches, 4 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9429 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=2492, Invalid=28308, Unknown=0, NotChecked=0, Total=30800 [2018-04-12 00:42:29,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2018-04-12 00:42:29,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 404. [2018-04-12 00:42:29,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 404 states. [2018-04-12 00:42:29,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 443 transitions. [2018-04-12 00:42:29,985 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 443 transitions. Word has length 105 [2018-04-12 00:42:29,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:42:29,985 INFO L459 AbstractCegarLoop]: Abstraction has 404 states and 443 transitions. [2018-04-12 00:42:29,985 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states. [2018-04-12 00:42:29,985 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 443 transitions. [2018-04-12 00:42:29,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-12 00:42:29,986 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:42:29,986 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1] [2018-04-12 00:42:29,986 INFO L408 AbstractCegarLoop]: === Iteration 68 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:42:29,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1428431747, now seen corresponding path program 5 times [2018-04-12 00:42:29,986 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:42:29,986 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:42:29,986 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:42:29,986 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:42:29,987 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:42:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:42:29,995 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:42:30,650 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 00:42:30,650 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:42:30,651 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 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:42:30,655 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-12 00:42:30,728 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-04-12 00:42:30,728 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:42:30,731 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:42:30,789 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 [2018-04-12 00:42:30,790 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 [2018-04-12 00:42:30,790 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:30,791 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:30,794 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:30,794 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-04-12 00:42:30,935 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 32 treesize of output 42 [2018-04-12 00:42:30,937 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 33 treesize of output 32 [2018-04-12 00:42:30,937 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:30,961 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 28 treesize of output 33 [2018-04-12 00:42:30,961 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:30,974 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:42:30,991 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 2 xjuncts. [2018-04-12 00:42:30,991 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:38, output treesize:48 [2018-04-12 00:42:31,124 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 [2018-04-12 00:42:31,126 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 [2018-04-12 00:42:31,126 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,127 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,146 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 28 treesize of output 38 [2018-04-12 00:42:31,148 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 29 treesize of output 28 [2018-04-12 00:42:31,148 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,167 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,168 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 0 case distinctions, treesize of input 24 treesize of output 24 [2018-04-12 00:42:31,168 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,179 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:42:31,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:42:31,192 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:47, output treesize:22 [2018-04-12 00:42:31,673 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 74 [2018-04-12 00:42:31,681 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,682 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 65 [2018-04-12 00:42:31,689 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:42:31,715 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,715 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 58 treesize of output 54 [2018-04-12 00:42:31,716 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,732 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,733 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 41 treesize of output 38 [2018-04-12 00:42:31,733 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:31,748 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:42:31,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 36 [2018-04-12 00:42:31,773 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,773 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 32 treesize of output 28 [2018-04-12 00:42:31,774 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,784 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 17 treesize of output 12 [2018-04-12 00:42:31,784 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,793 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,794 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 25 [2018-04-12 00:42:31,800 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 00:42:31,810 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:42:31,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 48 [2018-04-12 00:42:31,817 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,817 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 36 [2018-04-12 00:42:31,817 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:31,832 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:31,833 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2018-04-12 00:42:31,836 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,846 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,848 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 40 treesize of output 32 [2018-04-12 00:42:31,849 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:42:31,850 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 21 treesize of output 17 [2018-04-12 00:42:31,850 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,854 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 19 treesize of output 7 [2018-04-12 00:42:31,855 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,857 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,870 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:42:31,871 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 4 variables, input treesize:83, output treesize:36 [2018-04-12 00:42:31,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-04-12 00:42:31,931 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 3 [2018-04-12 00:42:31,931 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,931 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,932 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:31,932 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-12 00:42:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 34 proven. 68 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 00:42:31,994 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:42:31,994 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 31] total 63 [2018-04-12 00:42:31,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 63 states [2018-04-12 00:42:31,995 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2018-04-12 00:42:31,995 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=3620, Unknown=0, NotChecked=0, Total=3906 [2018-04-12 00:42:31,995 INFO L87 Difference]: Start difference. First operand 404 states and 443 transitions. Second operand 63 states. [2018-04-12 00:42:37,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:42:37,739 INFO L93 Difference]: Finished difference Result 446 states and 471 transitions. [2018-04-12 00:42:37,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-12 00:42:37,739 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 105 [2018-04-12 00:42:37,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:42:37,740 INFO L225 Difference]: With dead ends: 446 [2018-04-12 00:42:37,740 INFO L226 Difference]: Without dead ends: 446 [2018-04-12 00:42:37,740 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 75 SyntacticMatches, 2 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4596 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1820, Invalid=14692, Unknown=0, NotChecked=0, Total=16512 [2018-04-12 00:42:37,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2018-04-12 00:42:37,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 401. [2018-04-12 00:42:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2018-04-12 00:42:37,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 436 transitions. [2018-04-12 00:42:37,744 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 436 transitions. Word has length 105 [2018-04-12 00:42:37,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:42:37,744 INFO L459 AbstractCegarLoop]: Abstraction has 401 states and 436 transitions. [2018-04-12 00:42:37,744 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states. [2018-04-12 00:42:37,744 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 436 transitions. [2018-04-12 00:42:37,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-12 00:42:37,744 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:42:37,744 INFO L355 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:42:37,744 INFO L408 AbstractCegarLoop]: === Iteration 69 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-12 00:42:37,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1716646085, now seen corresponding path program 10 times [2018-04-12 00:42:37,745 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:42:37,745 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:42:37,745 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:42:37,745 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:42:37,745 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:42:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:42:37,759 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:42:39,709 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 18 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:42:39,710 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:42:39,710 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 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:42:39,717 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:42:39,755 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:42:39,756 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:42:39,759 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:42:39,761 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 [2018-04-12 00:42:39,761 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:39,763 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:39,763 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:42:39,890 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 6 treesize of output 5 [2018-04-12 00:42:39,890 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:39,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:39,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:39,900 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 [2018-04-12 00:42:39,900 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:39,907 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:39,907 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-12 00:42:40,006 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 [2018-04-12 00:42:40,007 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 10 treesize of output 9 [2018-04-12 00:42:40,007 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,008 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,022 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 [2018-04-12 00:42:40,023 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 [2018-04-12 00:42:40,023 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,025 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,034 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,034 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:58, output treesize:56 [2018-04-12 00:42:40,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:42:40,257 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,276 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 26 treesize of output 46 [2018-04-12 00:42:40,276 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,292 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:84 [2018-04-12 00:42:40,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 55 treesize of output 67 [2018-04-12 00:42:40,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:42:40,451 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,459 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-12 00:42:40,483 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 14 treesize of output 13 [2018-04-12 00:42:40,484 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,489 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,504 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,504 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:115, output treesize:106 [2018-04-12 00:42:40,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,846 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 31 treesize of output 70 [2018-04-12 00:42:40,846 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:40,880 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 35 treesize of output 67 [2018-04-12 00:42:40,881 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:40,905 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. [2018-04-12 00:42:40,905 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:162, output treesize:153 [2018-04-12 00:42:41,092 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 165 [2018-04-12 00:42:41,101 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 37 treesize of output 30 [2018-04-12 00:42:41,101 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:41,129 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:41,156 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,156 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 81 [2018-04-12 00:42:41,165 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 [2018-04-12 00:42:41,165 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:41,174 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:41,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:41,196 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:176, output treesize:161 [2018-04-12 00:42:41,518 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 24 [2018-04-12 00:42:41,520 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 39 [2018-04-12 00:42:41,520 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:41,523 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:41,552 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:41,552 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:240, output treesize:265 [2018-04-12 00:42:41,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,663 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 52 treesize of output 123 [2018-04-12 00:42:41,664 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:41,695 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. [2018-04-12 00:42:41,695 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:274, output treesize:273 [2018-04-12 00:42:41,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,902 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 255 treesize of output 266 [2018-04-12 00:42:41,904 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 [2018-04-12 00:42:41,904 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:41,937 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:41,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,972 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,974 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:41,983 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 131 treesize of output 210 [2018-04-12 00:42:41,986 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 26 treesize of output 25 [2018-04-12 00:42:41,986 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:42,004 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:42:42,045 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:42:42,046 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:296, output treesize:301 [2018-04-12 00:42:42,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:42,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 165 treesize of output 292 [2018-04-12 00:42:42,459 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 245 treesize of output 243 [2018-04-12 00:42:42,459 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:42,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:42:42,481 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 163 treesize of output 198 [2018-04-12 00:42:42,481 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:42:42,492 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:42:42,531 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-12 00:42:42,531 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:477, output treesize:807 [2018-04-12 00:42:52,851 WARN L148 SmtUtils]: Spent 2113ms on a formula simplification that was a NOOP. DAG size: 139 [2018-04-12 00:43:02,799 WARN L148 SmtUtils]: Spent 2126ms on a formula simplification that was a NOOP. DAG size: 139 [2018-04-12 00:43:10,512 WARN L148 SmtUtils]: Spent 5135ms on a formula simplification that was a NOOP. DAG size: 142 [2018-04-12 00:43:33,067 WARN L148 SmtUtils]: Spent 4010ms on a formula simplification that was a NOOP. DAG size: 148 Received shutdown request... [2018-04-12 00:43:55,542 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-12 00:43:55,543 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-12 00:43:55,546 WARN L197 ceAbstractionStarter]: Timeout [2018-04-12 00:43:55,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 12:43:55 BoogieIcfgContainer [2018-04-12 00:43:55,546 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 00:43:55,546 INFO L168 Benchmark]: Toolchain (without parser) took 805201.21 ms. Allocated memory was 460.8 MB in the beginning and 532.2 MB in the end (delta: 71.3 MB). Free memory was 394.7 MB in the beginning and 190.0 MB in the end (delta: 204.7 MB). Peak memory consumption was 276.0 MB. Max. memory is 5.3 GB. [2018-04-12 00:43:55,547 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 460.8 MB. Free memory is still 426.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 00:43:55,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.37 ms. Allocated memory is still 460.8 MB. Free memory was 394.7 MB in the beginning and 367.0 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 5.3 GB. [2018-04-12 00:43:55,547 INFO L168 Benchmark]: Boogie Preprocessor took 36.13 ms. Allocated memory is still 460.8 MB. Free memory was 367.0 MB in the beginning and 364.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 00:43:55,548 INFO L168 Benchmark]: RCFGBuilder took 435.43 ms. Allocated memory was 460.8 MB in the beginning and 554.2 MB in the end (delta: 93.3 MB). Free memory was 364.3 MB in the beginning and 474.1 MB in the end (delta: -109.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 5.3 GB. [2018-04-12 00:43:55,548 INFO L168 Benchmark]: TraceAbstraction took 804495.56 ms. Allocated memory was 554.2 MB in the beginning and 532.2 MB in the end (delta: -22.0 MB). Free memory was 474.1 MB in the beginning and 190.0 MB in the end (delta: 284.1 MB). Peak memory consumption was 262.1 MB. Max. memory is 5.3 GB. [2018-04-12 00:43:55,549 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 460.8 MB. Free memory is still 426.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 231.37 ms. Allocated memory is still 460.8 MB. Free memory was 394.7 MB in the beginning and 367.0 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.13 ms. Allocated memory is still 460.8 MB. Free memory was 367.0 MB in the beginning and 364.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 435.43 ms. Allocated memory was 460.8 MB in the beginning and 554.2 MB in the end (delta: 93.3 MB). Free memory was 364.3 MB in the beginning and 474.1 MB in the end (delta: -109.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 804495.56 ms. Allocated memory was 554.2 MB in the beginning and 532.2 MB in the end (delta: -22.0 MB). Free memory was 474.1 MB in the beginning and 190.0 MB in the end (delta: 284.1 MB). Peak memory consumption was 262.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 642]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 642). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 651]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 651). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 666]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 666). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 626]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 626). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 661]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 661). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 634]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 634). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 663]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 663). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 637]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 637). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 655]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 655). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 658]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 658). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 637]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 637). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 651]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 651). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 661]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 661). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 666]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 666). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 634]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 634). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 658]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 658). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 664]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 664). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 645]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 645). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 664]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 664). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 663]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 663). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 648]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 648). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 645]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 645). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 648]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 648). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 642]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 642). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - TimeoutResultAtElement [Line: 655]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 655). Cancelled while BasicCegarLoop was analyzing trace of length 106 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 148. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 87 locations, 27 error locations. TIMEOUT Result, 804.4s OverallTime, 69 OverallIterations, 6 TraceHistogramMax, 490.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4359 SDtfs, 54755 SDslu, 81560 SDs, 0 SdLazy, 124932 SolverSat, 13309 SolverUnsat, 109 SolverUnknown, 0 SolverNotchecked, 179.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8582 GetRequests, 2922 SyntacticMatches, 187 SemanticMatches, 5473 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195150 ImplicationChecksByTransitivity, 397.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=404occurred in iteration=67, 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: 0.2s AutomataMinimizationTime, 68 MinimizatonAttempts, 4781 StatesRemovedByMinimization, 67 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 231.3s InterpolantComputationTime, 8598 NumberOfCodeBlocks, 8549 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 8474 ConstructedInterpolants, 1306 QuantifiedInterpolants, 44052398 SizeOfPredicates, 1426 NumberOfNonLiveVariables, 15158 ConjunctsInSsa, 3663 ConjunctsInUnsatCore, 124 InterpolantComputations, 12 PerfectInterpolantSequences, 576/6281 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/alternating_list_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_00-43-55-554.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/alternating_list_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_00-43-55-554.csv Completed graceful shutdown