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 -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/memsafety/test-0513_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-35b68b2 [2018-04-06 20:16:51,048 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-06 20:16:51,050 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-06 20:16:51,063 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-04-06 20:16:51,093 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-06 20:16:51,118 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-06 20:16:51,118 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-06 20:16:51,118 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-06 20:16:51,119 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-06 20:16:51,119 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-06 20:16:51,119 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-06 20:16:51,120 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-06 20:16:51,120 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-06 20:16:51,120 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-06 20:16:51,120 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-06 20:16:51,121 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-06 20:16:51,121 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-06 20:16:51,121 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-06 20:16:51,121 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-06 20:16:51,121 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-06 20:16:51,122 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-06 20:16:51,122 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-06 20:16:51,122 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-06 20:16:51,122 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-06 20:16:51,122 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-06 20:16:51,122 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-06 20:16:51,123 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-06 20:16:51,123 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-06 20:16:51,123 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-06 20:16:51,123 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-06 20:16:51,123 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-06 20:16:51,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-06 20:16:51,124 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-06 20:16:51,124 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-06 20:16:51,124 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-06 20:16:51,124 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-06 20:16:51,124 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-06 20:16:51,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:51,125 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-06 20:16:51,125 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-06 20:16:51,126 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-06 20:16:51,126 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-06 20:16:51,126 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-06 20:16:51,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-06 20:16:51,170 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-06 20:16:51,174 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-06 20:16:51,175 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-06 20:16:51,176 INFO L276 PluginConnector]: CDTParser initialized [2018-04-06 20:16:51,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,491 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5e0c9a11d [2018-04-06 20:16:51,669 INFO L287 CDTParser]: IsIndexed: true [2018-04-06 20:16:51,669 INFO L288 CDTParser]: Found 1 translation units. [2018-04-06 20:16:51,670 INFO L168 CDTParser]: Scanning test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,680 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-06 20:16:51,680 INFO L215 ultiparseSymbolTable]: [2018-04-06 20:16:51,680 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-06 20:16:51,680 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,681 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-06 20:16:51,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__wchar_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uint in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__nlink_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__loff_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fd_mask in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____useconds_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__id_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uid_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____key_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint8_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_attr_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int64_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint64_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____socklen_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pid_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__daddr_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__clock_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsid_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____quad_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____mode_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____gid_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_quad_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrier_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_long in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_short in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ulong in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__gid_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_cond_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sigset_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____rlim_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__blkcnt_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__quad_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_spinlock_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__caddr_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ino_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____pthread_list_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__div_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int16_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_long in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____clockid_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__off_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_once_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_char in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int16_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__size_t in 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variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____rlim64_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blksize_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsblkcnt_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__blksize_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____dev_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____qaddr_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__lldiv_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uid_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int16_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____caddr_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off64_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____suseconds_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_char in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_quad_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_short in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int32_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__mode_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__key_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutexattr_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsblkcnt_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____timer_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int32_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int32_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint16_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ino_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt64_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsfilcnt_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int64_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ino64_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ssize_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____time_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int8_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_rwlockattr_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ldiv_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fd_mask in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt64_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ushort in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutex_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____swblk_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__register_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__sigset_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrierattr_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__time_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__dev_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_int in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_key_t in test-0513_true-valid-memsafety.i [2018-04-06 20:16:51,714 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5e0c9a11d [2018-04-06 20:16:51,719 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-06 20:16:51,721 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-06 20:16:51,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-06 20:16:51,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-06 20:16:51,728 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-06 20:16:51,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:16:51" (1/1) ... [2018-04-06 20:16:51,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63c1f921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:51, skipping insertion in model container [2018-04-06 20:16:51,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:16:51" (1/1) ... [2018-04-06 20:16:51,745 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-06 20:16:51,778 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-06 20:16:51,980 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-06 20:16:52,038 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-06 20:16:52,047 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-04-06 20:16:52,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52 WrapperNode [2018-04-06 20:16:52,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-06 20:16:52,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-06 20:16:52,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-06 20:16:52,098 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-06 20:16:52,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52" (1/1) ... [2018-04-06 20:16:52,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52" (1/1) ... [2018-04-06 20:16:52,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52" (1/1) ... [2018-04-06 20:16:52,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52" (1/1) ... [2018-04-06 20:16:52,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52" (1/1) ... [2018-04-06 20:16:52,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52" (1/1) ... [2018-04-06 20:16:52,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52" (1/1) ... [2018-04-06 20:16:52,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-06 20:16:52,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-06 20:16:52,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-06 20:16:52,166 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-06 20:16:52,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52" (1/1) ... No working directory specified, using /storage/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 [2018-04-06 20:16:52,296 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-06 20:16:52,296 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-06 20:16:52,296 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-06 20:16:52,296 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-06 20:16:52,296 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-06 20:16:52,296 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-06 20:16:52,296 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-06 20:16:52,297 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-06 20:16:52,297 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-06 20:16:52,297 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-06 20:16:52,297 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-06 20:16:52,297 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-06 20:16:52,297 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-06 20:16:52,298 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-06 20:16:52,298 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-06 20:16:52,298 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-06 20:16:52,298 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-06 20:16:52,298 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-06 20:16:52,298 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-06 20:16:52,299 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-06 20:16:52,299 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-06 20:16:52,299 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-06 20:16:52,299 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-06 20:16:52,299 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-06 20:16:52,299 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-06 20:16:52,299 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-06 20:16:52,300 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-06 20:16:52,300 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-06 20:16:52,300 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-06 20:16:52,300 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-06 20:16:52,300 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-06 20:16:52,300 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-06 20:16:52,300 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-06 20:16:52,301 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-06 20:16:52,301 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-06 20:16:52,301 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-06 20:16:52,301 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-06 20:16:52,301 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-06 20:16:52,301 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-06 20:16:52,301 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-06 20:16:52,301 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-06 20:16:52,302 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-06 20:16:52,302 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-06 20:16:52,302 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-06 20:16:52,302 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-06 20:16:52,302 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-06 20:16:52,302 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-06 20:16:52,302 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-06 20:16:52,302 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-06 20:16:52,303 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-06 20:16:52,303 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-06 20:16:52,303 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-06 20:16:52,303 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-06 20:16:52,303 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-06 20:16:52,303 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-06 20:16:52,303 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-06 20:16:52,304 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-06 20:16:52,305 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-06 20:16:52,306 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-06 20:16:52,307 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-06 20:16:52,307 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-06 20:16:52,307 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-06 20:16:52,307 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-06 20:16:52,307 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-06 20:16:52,307 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-06 20:16:52,307 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-06 20:16:52,308 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-06 20:16:52,308 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-06 20:16:52,308 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-06 20:16:52,308 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-06 20:16:52,308 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-06 20:16:52,308 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-06 20:16:52,308 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-06 20:16:52,308 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-06 20:16:52,309 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-06 20:16:52,309 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-06 20:16:52,309 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-06 20:16:52,309 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-06 20:16:52,309 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-06 20:16:52,309 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-06 20:16:52,309 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-06 20:16:52,309 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-06 20:16:52,310 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-06 20:16:52,898 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-06 20:16:52,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:16:52 BoogieIcfgContainer [2018-04-06 20:16:52,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-06 20:16:52,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-06 20:16:52,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-06 20:16:52,902 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-06 20:16:52,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 08:16:51" (1/3) ... [2018-04-06 20:16:52,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72597317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 08:16:52, skipping insertion in model container [2018-04-06 20:16:52,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:16:52" (2/3) ... [2018-04-06 20:16:52,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72597317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 08:16:52, skipping insertion in model container [2018-04-06 20:16:52,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:16:52" (3/3) ... [2018-04-06 20:16:52,906 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0513_true-valid-memsafety.i [2018-04-06 20:16:52,914 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-06 20:16:52,922 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 59 error locations. [2018-04-06 20:16:52,965 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-06 20:16:52,966 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-06 20:16:52,966 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-06 20:16:52,966 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-06 20:16:52,966 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-06 20:16:52,966 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-06 20:16:52,966 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-06 20:16:52,966 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-06 20:16:52,966 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-06 20:16:52,967 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-06 20:16:52,986 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2018-04-06 20:16:52,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-06 20:16:52,991 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:52,992 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:16:52,992 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:52,996 INFO L82 PathProgramCache]: Analyzing trace with hash 1108131423, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:53,009 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:53,042 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:53,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:53,057 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:53,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:53,094 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:53,094 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-06 20:16:53,096 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-04-06 20:16:53,106 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-04-06 20:16:53,107 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-06 20:16:53,109 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2018-04-06 20:16:53,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:53,136 INFO L93 Difference]: Finished difference Result 328 states and 354 transitions. [2018-04-06 20:16:53,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-04-06 20:16:53,137 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2018-04-06 20:16:53,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:53,148 INFO L225 Difference]: With dead ends: 328 [2018-04-06 20:16:53,149 INFO L226 Difference]: Without dead ends: 165 [2018-04-06 20:16:53,152 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-06 20:16:53,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-04-06 20:16:53,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-04-06 20:16:53,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-04-06 20:16:53,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 173 transitions. [2018-04-06 20:16:53,198 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 173 transitions. Word has length 14 [2018-04-06 20:16:53,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:53,199 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 173 transitions. [2018-04-06 20:16:53,199 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-04-06 20:16:53,199 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 173 transitions. [2018-04-06 20:16:53,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-06 20:16:53,200 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:53,200 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:16:53,200 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:53,200 INFO L82 PathProgramCache]: Analyzing trace with hash -2032527859, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:53,207 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:53,222 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:53,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:53,230 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:53,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:53,260 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:53,260 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-06 20:16:53,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-06 20:16:53,262 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-06 20:16:53,262 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 20:16:53,262 INFO L87 Difference]: Start difference. First operand 165 states and 173 transitions. Second operand 3 states. [2018-04-06 20:16:53,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:53,473 INFO L93 Difference]: Finished difference Result 223 states and 233 transitions. [2018-04-06 20:16:53,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-06 20:16:53,474 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-04-06 20:16:53,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:53,477 INFO L225 Difference]: With dead ends: 223 [2018-04-06 20:16:53,477 INFO L226 Difference]: Without dead ends: 220 [2018-04-06 20:16:53,478 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 20:16:53,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2018-04-06 20:16:53,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 170. [2018-04-06 20:16:53,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-04-06 20:16:53,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 179 transitions. [2018-04-06 20:16:53,490 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 179 transitions. Word has length 17 [2018-04-06 20:16:53,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:53,490 INFO L459 AbstractCegarLoop]: Abstraction has 170 states and 179 transitions. [2018-04-06 20:16:53,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-06 20:16:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 179 transitions. [2018-04-06 20:16:53,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-06 20:16:53,491 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:53,491 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:16:53,491 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:53,491 INFO L82 PathProgramCache]: Analyzing trace with hash -2032525937, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:53,497 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:53,508 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:53,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:53,535 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:53,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:53,572 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:53,572 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:16:53,572 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-06 20:16:53,573 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-06 20:16:53,573 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 20:16:53,573 INFO L87 Difference]: Start difference. First operand 170 states and 179 transitions. Second operand 3 states. [2018-04-06 20:16:53,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:53,666 INFO L93 Difference]: Finished difference Result 342 states and 359 transitions. [2018-04-06 20:16:53,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-06 20:16:53,666 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-04-06 20:16:53,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:53,667 INFO L225 Difference]: With dead ends: 342 [2018-04-06 20:16:53,668 INFO L226 Difference]: Without dead ends: 185 [2018-04-06 20:16:53,669 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 20:16:53,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-04-06 20:16:53,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 179. [2018-04-06 20:16:53,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-04-06 20:16:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 191 transitions. [2018-04-06 20:16:53,693 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 191 transitions. Word has length 17 [2018-04-06 20:16:53,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:53,694 INFO L459 AbstractCegarLoop]: Abstraction has 179 states and 191 transitions. [2018-04-06 20:16:53,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-06 20:16:53,694 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 191 transitions. [2018-04-06 20:16:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-06 20:16:53,695 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:53,695 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:16:53,696 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:53,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1503290623, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:53,703 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:53,720 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:53,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:16:53,753 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:53,756 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:53,756 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 20:16:53,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:53,768 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:53,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:53,794 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:53,794 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:16:53,795 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:16:53,795 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:16:53,795 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:16:53,795 INFO L87 Difference]: Start difference. First operand 179 states and 191 transitions. Second operand 4 states. [2018-04-06 20:16:54,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:54,433 INFO L93 Difference]: Finished difference Result 270 states and 286 transitions. [2018-04-06 20:16:54,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:16:54,435 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2018-04-06 20:16:54,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:54,439 INFO L225 Difference]: With dead ends: 270 [2018-04-06 20:16:54,439 INFO L226 Difference]: Without dead ends: 266 [2018-04-06 20:16:54,439 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-06 20:16:54,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-04-06 20:16:54,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 182. [2018-04-06 20:16:54,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-04-06 20:16:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 196 transitions. [2018-04-06 20:16:54,454 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 196 transitions. Word has length 18 [2018-04-06 20:16:54,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:54,454 INFO L459 AbstractCegarLoop]: Abstraction has 182 states and 196 transitions. [2018-04-06 20:16:54,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:16:54,454 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 196 transitions. [2018-04-06 20:16:54,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-06 20:16:54,455 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:54,455 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:16:54,455 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:54,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1503290624, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:54,463 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:54,476 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:54,483 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 6 treesize of output 5 [2018-04-06 20:16:54,483 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:54,486 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:54,487 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:16:54,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:54,497 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:54,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:54,548 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:54,548 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-06 20:16:54,549 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 20:16:54,549 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 20:16:54,549 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-06 20:16:54,549 INFO L87 Difference]: Start difference. First operand 182 states and 196 transitions. Second operand 6 states. [2018-04-06 20:16:54,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:54,879 INFO L93 Difference]: Finished difference Result 182 states and 196 transitions. [2018-04-06 20:16:54,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:16:54,879 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-04-06 20:16:54,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:54,881 INFO L225 Difference]: With dead ends: 182 [2018-04-06 20:16:54,881 INFO L226 Difference]: Without dead ends: 180 [2018-04-06 20:16:54,881 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-04-06 20:16:54,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2018-04-06 20:16:54,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2018-04-06 20:16:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2018-04-06 20:16:54,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 192 transitions. [2018-04-06 20:16:54,890 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 192 transitions. Word has length 18 [2018-04-06 20:16:54,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:54,891 INFO L459 AbstractCegarLoop]: Abstraction has 180 states and 192 transitions. [2018-04-06 20:16:54,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 20:16:54,891 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 192 transitions. [2018-04-06 20:16:54,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-06 20:16:54,892 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:54,892 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] [2018-04-06 20:16:54,892 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:54,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1664854792, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:54,906 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:54,921 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:54,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:16:54,928 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:54,929 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:54,929 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 20:16:54,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:54,935 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:54,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:54,972 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:54,972 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:16:54,972 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:16:54,973 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:16:54,973 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:16:54,973 INFO L87 Difference]: Start difference. First operand 180 states and 192 transitions. Second operand 4 states. [2018-04-06 20:16:55,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:55,097 INFO L93 Difference]: Finished difference Result 229 states and 242 transitions. [2018-04-06 20:16:55,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:16:55,097 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2018-04-06 20:16:55,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:55,099 INFO L225 Difference]: With dead ends: 229 [2018-04-06 20:16:55,099 INFO L226 Difference]: Without dead ends: 225 [2018-04-06 20:16:55,100 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-06 20:16:55,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2018-04-06 20:16:55,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 176. [2018-04-06 20:16:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2018-04-06 20:16:55,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 188 transitions. [2018-04-06 20:16:55,109 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 188 transitions. Word has length 25 [2018-04-06 20:16:55,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:55,110 INFO L459 AbstractCegarLoop]: Abstraction has 176 states and 188 transitions. [2018-04-06 20:16:55,110 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:16:55,110 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 188 transitions. [2018-04-06 20:16:55,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-06 20:16:55,111 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:55,111 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] [2018-04-06 20:16:55,111 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:55,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1664854793, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:55,117 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:55,137 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:55,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:16:55,144 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:55,148 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:55,149 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:16:55,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:55,164 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:55,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:55,202 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:55,203 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-06 20:16:55,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 20:16:55,203 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 20:16:55,203 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-06 20:16:55,203 INFO L87 Difference]: Start difference. First operand 176 states and 188 transitions. Second operand 6 states. [2018-04-06 20:16:55,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:55,334 INFO L93 Difference]: Finished difference Result 227 states and 240 transitions. [2018-04-06 20:16:55,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:16:55,334 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-06 20:16:55,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:55,335 INFO L225 Difference]: With dead ends: 227 [2018-04-06 20:16:55,336 INFO L226 Difference]: Without dead ends: 224 [2018-04-06 20:16:55,336 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-04-06 20:16:55,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2018-04-06 20:16:55,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 173. [2018-04-06 20:16:55,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-04-06 20:16:55,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 185 transitions. [2018-04-06 20:16:55,342 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 185 transitions. Word has length 25 [2018-04-06 20:16:55,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:55,342 INFO L459 AbstractCegarLoop]: Abstraction has 173 states and 185 transitions. [2018-04-06 20:16:55,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 20:16:55,342 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 185 transitions. [2018-04-06 20:16:55,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-06 20:16:55,343 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:55,343 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] [2018-04-06 20:16:55,343 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:55,343 INFO L82 PathProgramCache]: Analyzing trace with hash -866061893, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:55,349 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:55,369 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:55,391 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:55,392 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:55,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:55,424 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:55,424 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-06 20:16:55,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-06 20:16:55,425 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-06 20:16:55,425 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-06 20:16:55,425 INFO L87 Difference]: Start difference. First operand 173 states and 185 transitions. Second operand 5 states. [2018-04-06 20:16:55,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:55,516 INFO L93 Difference]: Finished difference Result 438 states and 472 transitions. [2018-04-06 20:16:55,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 20:16:55,518 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2018-04-06 20:16:55,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:55,520 INFO L225 Difference]: With dead ends: 438 [2018-04-06 20:16:55,520 INFO L226 Difference]: Without dead ends: 289 [2018-04-06 20:16:55,521 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-06 20:16:55,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2018-04-06 20:16:55,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 172. [2018-04-06 20:16:55,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-04-06 20:16:55,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 182 transitions. [2018-04-06 20:16:55,530 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 182 transitions. Word has length 36 [2018-04-06 20:16:55,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:55,531 INFO L459 AbstractCegarLoop]: Abstraction has 172 states and 182 transitions. [2018-04-06 20:16:55,531 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-06 20:16:55,531 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 182 transitions. [2018-04-06 20:16:55,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-06 20:16:55,532 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:55,532 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] [2018-04-06 20:16:55,532 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:55,533 INFO L82 PathProgramCache]: Analyzing trace with hash -866059971, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:55,543 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:55,569 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:55,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:55,581 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:55,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:55,613 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:55,613 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:16:55,613 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:16:55,613 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:16:55,613 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:16:55,614 INFO L87 Difference]: Start difference. First operand 172 states and 182 transitions. Second operand 4 states. [2018-04-06 20:16:55,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:55,709 INFO L93 Difference]: Finished difference Result 176 states and 186 transitions. [2018-04-06 20:16:55,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:16:55,709 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2018-04-06 20:16:55,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:55,711 INFO L225 Difference]: With dead ends: 176 [2018-04-06 20:16:55,711 INFO L226 Difference]: Without dead ends: 167 [2018-04-06 20:16:55,711 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-06 20:16:55,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-04-06 20:16:55,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 166. [2018-04-06 20:16:55,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-04-06 20:16:55,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 177 transitions. [2018-04-06 20:16:55,720 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 177 transitions. Word has length 36 [2018-04-06 20:16:55,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:55,720 INFO L459 AbstractCegarLoop]: Abstraction has 166 states and 177 transitions. [2018-04-06 20:16:55,720 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:16:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 177 transitions. [2018-04-06 20:16:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-06 20:16:55,722 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:55,722 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] [2018-04-06 20:16:55,722 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:55,722 INFO L82 PathProgramCache]: Analyzing trace with hash -866059970, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:55,730 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:55,753 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:55,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:55,779 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:55,795 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2018-04-06 20:16:55,798 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-06 20:16:55,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 18 treesize of output 16 [2018-04-06 20:16:55,813 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:55,822 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:16:55,822 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:33 [2018-04-06 20:16:55,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:55,871 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:55,871 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 8 [2018-04-06 20:16:55,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-06 20:16:55,871 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-06 20:16:55,871 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-04-06 20:16:55,872 INFO L87 Difference]: Start difference. First operand 166 states and 177 transitions. Second operand 9 states. [2018-04-06 20:16:56,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:56,222 INFO L93 Difference]: Finished difference Result 274 states and 297 transitions. [2018-04-06 20:16:56,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-06 20:16:56,223 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 36 [2018-04-06 20:16:56,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:56,224 INFO L225 Difference]: With dead ends: 274 [2018-04-06 20:16:56,224 INFO L226 Difference]: Without dead ends: 264 [2018-04-06 20:16:56,225 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2018-04-06 20:16:56,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-04-06 20:16:56,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 168. [2018-04-06 20:16:56,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2018-04-06 20:16:56,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 179 transitions. [2018-04-06 20:16:56,235 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 179 transitions. Word has length 36 [2018-04-06 20:16:56,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:56,235 INFO L459 AbstractCegarLoop]: Abstraction has 168 states and 179 transitions. [2018-04-06 20:16:56,235 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-06 20:16:56,235 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 179 transitions. [2018-04-06 20:16:56,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-06 20:16:56,236 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:56,236 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, 1, 1, 1, 1] [2018-04-06 20:16:56,236 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:56,242 INFO L82 PathProgramCache]: Analyzing trace with hash 221389983, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:56,249 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:56,268 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:56,288 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 [2018-04-06 20:16:56,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:16:56,290 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,293 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,298 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,298 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2018-04-06 20:16:56,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-06 20:16:56,335 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:16:56,337 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 [2018-04-06 20:16:56,337 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,341 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,346 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,346 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:16 [2018-04-06 20:16:56,366 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 [2018-04-06 20:16:56,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:16:56,370 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,371 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,375 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,375 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:5 [2018-04-06 20:16:56,383 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:56,383 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:56,428 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-06 20:16:56,429 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,429 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:56,430 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:28, output treesize:1 [2018-04-06 20:16:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:56,490 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:56,490 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 5] imperfect sequences [] total 10 [2018-04-06 20:16:56,491 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-06 20:16:56,491 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-06 20:16:56,491 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-04-06 20:16:56,491 INFO L87 Difference]: Start difference. First operand 168 states and 179 transitions. Second operand 11 states. [2018-04-06 20:16:56,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:56,991 INFO L93 Difference]: Finished difference Result 238 states and 251 transitions. [2018-04-06 20:16:56,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-06 20:16:56,991 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2018-04-06 20:16:56,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:56,992 INFO L225 Difference]: With dead ends: 238 [2018-04-06 20:16:56,992 INFO L226 Difference]: Without dead ends: 237 [2018-04-06 20:16:56,993 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2018-04-06 20:16:56,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-04-06 20:16:57,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 185. [2018-04-06 20:16:57,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-06 20:16:57,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 199 transitions. [2018-04-06 20:16:57,004 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 199 transitions. Word has length 43 [2018-04-06 20:16:57,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:57,004 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 199 transitions. [2018-04-06 20:16:57,004 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-06 20:16:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 199 transitions. [2018-04-06 20:16:57,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-06 20:16:57,005 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:57,005 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, 1, 1, 1, 1] [2018-04-06 20:16:57,005 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:57,006 INFO L82 PathProgramCache]: Analyzing trace with hash 221389984, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:57,014 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:57,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:57,033 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:57,042 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 [2018-04-06 20:16:57,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:16:57,044 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,054 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,063 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 [2018-04-06 20:16:57,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:16:57,067 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,076 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,082 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,082 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:29, output treesize:18 [2018-04-06 20:16:57,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-06 20:16:57,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:16:57,117 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 [2018-04-06 20:16:57,118 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,123 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-06 20:16:57,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:16:57,138 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 [2018-04-06 20:16:57,138 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,142 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,149 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,149 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:18 [2018-04-06 20:16:57,159 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 [2018-04-06 20:16:57,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:16:57,161 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,162 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,168 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 15 treesize of output 11 [2018-04-06 20:16:57,170 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-06 20:16:57,170 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,171 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,174 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,174 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:32, output treesize:10 [2018-04-06 20:16:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:57,183 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:57,233 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-06 20:16:57,233 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,234 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,234 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:41, output treesize:1 [2018-04-06 20:16:57,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:57,260 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:57,260 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 6] imperfect sequences [] total 12 [2018-04-06 20:16:57,260 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-06 20:16:57,261 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-06 20:16:57,261 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-04-06 20:16:57,261 INFO L87 Difference]: Start difference. First operand 185 states and 199 transitions. Second operand 12 states. [2018-04-06 20:16:57,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:57,479 INFO L93 Difference]: Finished difference Result 351 states and 374 transitions. [2018-04-06 20:16:57,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-06 20:16:57,515 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 43 [2018-04-06 20:16:57,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:57,516 INFO L225 Difference]: With dead ends: 351 [2018-04-06 20:16:57,516 INFO L226 Difference]: Without dead ends: 236 [2018-04-06 20:16:57,517 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2018-04-06 20:16:57,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-04-06 20:16:57,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 179. [2018-04-06 20:16:57,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-04-06 20:16:57,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 191 transitions. [2018-04-06 20:16:57,524 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 191 transitions. Word has length 43 [2018-04-06 20:16:57,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:57,524 INFO L459 AbstractCegarLoop]: Abstraction has 179 states and 191 transitions. [2018-04-06 20:16:57,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-06 20:16:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 191 transitions. [2018-04-06 20:16:57,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-06 20:16:57,525 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:57,526 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:16:57,526 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:57,526 INFO L82 PathProgramCache]: Analyzing trace with hash 257491145, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:57,531 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:57,551 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:57,609 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 [2018-04-06 20:16:57,611 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 [2018-04-06 20:16:57,612 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,613 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,617 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,617 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:14 [2018-04-06 20:16:57,634 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 [2018-04-06 20:16:57,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:16:57,637 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,638 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,639 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,639 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:4 [2018-04-06 20:16:57,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:57,647 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:57,697 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 14 treesize of output 12 [2018-04-06 20:16:57,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-06 20:16:57,701 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,703 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,704 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 14 treesize of output 12 [2018-04-06 20:16:57,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-06 20:16:57,707 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,709 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:57,726 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:16:57,726 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:24, output treesize:23 [2018-04-06 20:16:57,776 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:57,797 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:57,798 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 12] imperfect sequences [] total 17 [2018-04-06 20:16:57,798 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-06 20:16:57,798 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-06 20:16:57,798 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2018-04-06 20:16:57,798 INFO L87 Difference]: Start difference. First operand 179 states and 191 transitions. Second operand 17 states. [2018-04-06 20:16:58,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:58,331 INFO L93 Difference]: Finished difference Result 260 states and 276 transitions. [2018-04-06 20:16:58,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-06 20:16:58,332 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 48 [2018-04-06 20:16:58,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:58,333 INFO L225 Difference]: With dead ends: 260 [2018-04-06 20:16:58,333 INFO L226 Difference]: Without dead ends: 257 [2018-04-06 20:16:58,333 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 77 SyntacticMatches, 4 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=279, Invalid=777, Unknown=0, NotChecked=0, Total=1056 [2018-04-06 20:16:58,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-04-06 20:16:58,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 183. [2018-04-06 20:16:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-04-06 20:16:58,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 195 transitions. [2018-04-06 20:16:58,342 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 195 transitions. Word has length 48 [2018-04-06 20:16:58,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:58,342 INFO L459 AbstractCegarLoop]: Abstraction has 183 states and 195 transitions. [2018-04-06 20:16:58,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-06 20:16:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 195 transitions. [2018-04-06 20:16:58,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-06 20:16:58,343 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:58,343 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:16:58,343 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:58,343 INFO L82 PathProgramCache]: Analyzing trace with hash 257492619, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:58,371 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:58,397 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:58,426 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:16:58,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:16:58,444 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 [2018-04-06 20:16:58,444 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:58,476 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:58,477 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-06 20:16:58,519 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 [2018-04-06 20:16:58,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:16:58,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:58,526 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:58,533 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:58,533 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:30 [2018-04-06 20:16:58,568 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 25 treesize of output 19 [2018-04-06 20:16:58,571 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 19 treesize of output 10 [2018-04-06 20:16:58,571 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:58,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:58,580 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:58,581 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:15 [2018-04-06 20:16:58,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:16:58,612 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 15 [2018-04-06 20:16:58,612 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:58,618 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. [2018-04-06 20:16:58,618 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:11 [2018-04-06 20:16:58,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:58,635 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:58,686 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 14 treesize of output 12 [2018-04-06 20:16:58,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 12 treesize of output 8 [2018-04-06 20:16:58,688 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:16:58,690 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:16:58,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-06 20:16:58,703 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:71 [2018-04-06 20:16:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:58,850 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:16:58,850 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 10] imperfect sequences [] total 17 [2018-04-06 20:16:58,851 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-06 20:16:58,851 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-06 20:16:58,851 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2018-04-06 20:16:58,851 INFO L87 Difference]: Start difference. First operand 183 states and 195 transitions. Second operand 18 states. [2018-04-06 20:16:59,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:16:59,502 INFO L93 Difference]: Finished difference Result 239 states and 251 transitions. [2018-04-06 20:16:59,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-06 20:16:59,502 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 48 [2018-04-06 20:16:59,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:16:59,503 INFO L225 Difference]: With dead ends: 239 [2018-04-06 20:16:59,503 INFO L226 Difference]: Without dead ends: 238 [2018-04-06 20:16:59,504 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=134, Invalid=466, Unknown=0, NotChecked=0, Total=600 [2018-04-06 20:16:59,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-04-06 20:16:59,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 194. [2018-04-06 20:16:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-04-06 20:16:59,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 207 transitions. [2018-04-06 20:16:59,516 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 207 transitions. Word has length 48 [2018-04-06 20:16:59,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:16:59,516 INFO L459 AbstractCegarLoop]: Abstraction has 194 states and 207 transitions. [2018-04-06 20:16:59,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-06 20:16:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 207 transitions. [2018-04-06 20:16:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-06 20:16:59,517 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:16:59,518 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:16:59,518 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:16:59,518 INFO L82 PathProgramCache]: Analyzing trace with hash 257492620, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:16:59,526 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:16:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:16:59,554 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:16:59,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:16:59,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:16:59,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:16:59,595 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2018-04-06 20:16:59,604 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,611 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,611 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:26 [2018-04-06 20:16:59,657 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 [2018-04-06 20:16:59,660 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 [2018-04-06 20:16:59,660 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,662 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,673 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 [2018-04-06 20:16:59,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:16:59,675 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,677 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,686 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,686 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:56 [2018-04-06 20:16:59,712 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 [2018-04-06 20:16:59,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16 [2018-04-06 20:16:59,716 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,723 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,731 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 33 treesize of output 25 [2018-04-06 20:16:59,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 14 [2018-04-06 20:16:59,733 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,737 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,742 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 1 xjuncts. [2018-04-06 20:16:59,742 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:23 [2018-04-06 20:16:59,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:16:59,784 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:16:59,884 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 30 treesize of output 28 [2018-04-06 20:16:59,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 17 treesize of output 13 [2018-04-06 20:16:59,886 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:16:59,891 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:16:59,892 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 26 treesize of output 24 [2018-04-06 20:16:59,894 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-06 20:16:59,894 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:16:59,901 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:16:59,903 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 24 [2018-04-06 20:16:59,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 17 treesize of output 13 [2018-04-06 20:16:59,906 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:16:59,911 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:16:59,945 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 20 treesize of output 18 [2018-04-06 20:16:59,947 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-06 20:16:59,948 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,950 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,951 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 18 [2018-04-06 20:16:59,953 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 11 treesize of output 7 [2018-04-06 20:16:59,953 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,955 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 22 [2018-04-06 20:16:59,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:16:59,958 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,961 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:16:59,987 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:16:59,987 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 3 variables, input treesize:67, output treesize:33 [2018-04-06 20:17:00,116 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-06 20:17:00,117 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:00,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 21 treesize of output 19 [2018-04-06 20:17:00,127 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:00,139 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:17:00,139 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:56, output treesize:26 [2018-04-06 20:17:00,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:00,188 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:17:00,188 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 10] imperfect sequences [] total 20 [2018-04-06 20:17:00,189 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-06 20:17:00,189 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-06 20:17:00,189 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2018-04-06 20:17:00,189 INFO L87 Difference]: Start difference. First operand 194 states and 207 transitions. Second operand 21 states. [2018-04-06 20:17:01,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:01,280 INFO L93 Difference]: Finished difference Result 268 states and 285 transitions. [2018-04-06 20:17:01,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-06 20:17:01,281 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 48 [2018-04-06 20:17:01,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:01,282 INFO L225 Difference]: With dead ends: 268 [2018-04-06 20:17:01,282 INFO L226 Difference]: Without dead ends: 267 [2018-04-06 20:17:01,283 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 74 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 343 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=462, Invalid=1260, Unknown=0, NotChecked=0, Total=1722 [2018-04-06 20:17:01,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-04-06 20:17:01,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 196. [2018-04-06 20:17:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2018-04-06 20:17:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 209 transitions. [2018-04-06 20:17:01,295 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 209 transitions. Word has length 48 [2018-04-06 20:17:01,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:01,295 INFO L459 AbstractCegarLoop]: Abstraction has 196 states and 209 transitions. [2018-04-06 20:17:01,296 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-06 20:17:01,296 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 209 transitions. [2018-04-06 20:17:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-06 20:17:01,296 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:01,296 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:01,297 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:01,297 INFO L82 PathProgramCache]: Analyzing trace with hash 151211668, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:01,308 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:01,334 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:01,395 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 [2018-04-06 20:17:01,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-06 20:17:01,397 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,398 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,403 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,403 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:22 [2018-04-06 20:17:01,434 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 22 treesize of output 16 [2018-04-06 20:17:01,436 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 16 treesize of output 7 [2018-04-06 20:17:01,436 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,439 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,441 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,442 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2018-04-06 20:17:01,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:01,460 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:01,507 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 14 [2018-04-06 20:17:01,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 7 treesize of output 3 [2018-04-06 20:17:01,508 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,510 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,511 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 14 [2018-04-06 20:17:01,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 7 treesize of output 3 [2018-04-06 20:17:01,512 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,514 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,516 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 16 treesize of output 14 [2018-04-06 20:17:01,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 7 treesize of output 3 [2018-04-06 20:17:01,517 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,520 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:01,546 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:17:01,546 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:47, output treesize:29 [2018-04-06 20:17:01,616 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:01,637 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:17:01,637 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 11] imperfect sequences [] total 15 [2018-04-06 20:17:01,637 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-06 20:17:01,637 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-06 20:17:01,637 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2018-04-06 20:17:01,638 INFO L87 Difference]: Start difference. First operand 196 states and 209 transitions. Second operand 16 states. [2018-04-06 20:17:02,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:02,170 INFO L93 Difference]: Finished difference Result 314 states and 331 transitions. [2018-04-06 20:17:02,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-06 20:17:02,170 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 51 [2018-04-06 20:17:02,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:02,172 INFO L225 Difference]: With dead ends: 314 [2018-04-06 20:17:02,172 INFO L226 Difference]: Without dead ends: 313 [2018-04-06 20:17:02,172 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 82 SyntacticMatches, 6 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=279, Invalid=777, Unknown=0, NotChecked=0, Total=1056 [2018-04-06 20:17:02,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2018-04-06 20:17:02,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 199. [2018-04-06 20:17:02,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2018-04-06 20:17:02,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 212 transitions. [2018-04-06 20:17:02,181 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 212 transitions. Word has length 51 [2018-04-06 20:17:02,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:02,181 INFO L459 AbstractCegarLoop]: Abstraction has 199 states and 212 transitions. [2018-04-06 20:17:02,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-06 20:17:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 212 transitions. [2018-04-06 20:17:02,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-06 20:17:02,182 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:02,182 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:02,182 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:02,182 INFO L82 PathProgramCache]: Analyzing trace with hash 392594668, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:02,189 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:02,209 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:02,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-06 20:17:02,239 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:02,249 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 12 treesize of output 7 [2018-04-06 20:17:02,250 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:02,252 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:02,252 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:3 [2018-04-06 20:17:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-06 20:17:02,295 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:17:02,295 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:17:02,295 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:17:02,295 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:17:02,296 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:17:02,296 INFO L87 Difference]: Start difference. First operand 199 states and 212 transitions. Second operand 4 states. [2018-04-06 20:17:02,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:02,417 INFO L93 Difference]: Finished difference Result 248 states and 263 transitions. [2018-04-06 20:17:02,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:17:02,418 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2018-04-06 20:17:02,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:02,419 INFO L225 Difference]: With dead ends: 248 [2018-04-06 20:17:02,419 INFO L226 Difference]: Without dead ends: 245 [2018-04-06 20:17:02,419 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-06 20:17:02,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2018-04-06 20:17:02,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 201. [2018-04-06 20:17:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2018-04-06 20:17:02,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 218 transitions. [2018-04-06 20:17:02,427 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 218 transitions. Word has length 52 [2018-04-06 20:17:02,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:02,427 INFO L459 AbstractCegarLoop]: Abstraction has 201 states and 218 transitions. [2018-04-06 20:17:02,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:17:02,428 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 218 transitions. [2018-04-06 20:17:02,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-06 20:17:02,428 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:02,428 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:02,428 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:02,428 INFO L82 PathProgramCache]: Analyzing trace with hash 2035946684, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:02,440 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:02,463 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:02,649 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 [2018-04-06 20:17:02,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:17:02,651 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:02,652 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:02,659 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:02,659 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:44 [2018-04-06 20:17:02,685 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 42 treesize of output 34 [2018-04-06 20:17:02,686 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 34 treesize of output 23 [2018-04-06 20:17:02,687 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:02,691 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:02,695 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:02,695 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:23 [2018-04-06 20:17:02,813 WARN L1033 $PredicateComparison]: unable to prove that (exists ((main_~data~0.base Int) (main_~item2~0.base Int)) (let ((.cse0 (store |c_old(#valid)| main_~item2~0.base 1))) (and (= |c_#valid| (store (store .cse0 main_~data~0.base 0) main_~item2~0.base 0)) (= 0 (select |c_old(#valid)| main_~item2~0.base)) (= 0 (select .cse0 main_~data~0.base))))) is different from true [2018-04-06 20:17:02,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2018-04-06 20:17:02,828 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:02,973 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 34 treesize of output 30 [2018-04-06 20:17:02,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 27 treesize of output 19 [2018-04-06 20:17:02,976 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:02,980 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:02,982 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 34 treesize of output 30 [2018-04-06 20:17:02,984 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-06 20:17:02,984 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:02,989 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:02,991 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 33 treesize of output 31 [2018-04-06 20:17:02,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13 treesize of output 9 [2018-04-06 20:17:02,997 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:03,005 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:03,032 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-04-06 20:17:03,033 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:54, output treesize:205 [2018-04-06 20:17:03,246 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc1.base_7| Int) (|v_main_#t~malloc3.base_10| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc1.base_7| 1))) (let ((.cse1 (store .cse0 |v_main_#t~malloc3.base_10| 0))) (or (not (= (select .cse0 |v_main_#t~malloc3.base_10|) 0)) (not (= (select |c_#valid| |v_main_#t~malloc1.base_7|) 0)) (not (= 1 (select .cse1 |v_main_#t~malloc1.base_7|))) (= (store .cse1 |v_main_#t~malloc1.base_7| 0) |c_old(#valid)|))))) is different from false [2018-04-06 20:17:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2018-04-06 20:17:03,285 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 20:17:03,285 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 27 [2018-04-06 20:17:03,285 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-06 20:17:03,285 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-06 20:17:03,286 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=570, Unknown=6, NotChecked=98, Total=756 [2018-04-06 20:17:03,286 INFO L87 Difference]: Start difference. First operand 201 states and 218 transitions. Second operand 28 states. [2018-04-06 20:17:03,314 WARN L1011 $PredicateComparison]: unable to prove that (and (forall ((|v_main_#t~malloc1.base_7| Int) (|v_main_#t~malloc3.base_10| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc1.base_7| 1))) (let ((.cse1 (store .cse0 |v_main_#t~malloc3.base_10| 0))) (or (not (= (select .cse0 |v_main_#t~malloc3.base_10|) 0)) (not (= (select |c_#valid| |v_main_#t~malloc1.base_7|) 0)) (not (= 1 (select .cse1 |v_main_#t~malloc1.base_7|))) (= (store .cse1 |v_main_#t~malloc1.base_7| 0) |c_old(#valid)|))))) (= |c_#valid| |c_old(#valid)|)) is different from false [2018-04-06 20:17:04,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:04,873 INFO L93 Difference]: Finished difference Result 238 states and 255 transitions. [2018-04-06 20:17:04,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-06 20:17:04,873 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 57 [2018-04-06 20:17:04,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:04,874 INFO L225 Difference]: With dead ends: 238 [2018-04-06 20:17:04,874 INFO L226 Difference]: Without dead ends: 235 [2018-04-06 20:17:04,875 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 85 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=235, Invalid=1490, Unknown=9, NotChecked=246, Total=1980 [2018-04-06 20:17:04,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2018-04-06 20:17:04,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 208. [2018-04-06 20:17:04,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2018-04-06 20:17:04,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 225 transitions. [2018-04-06 20:17:04,885 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 225 transitions. Word has length 57 [2018-04-06 20:17:04,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:04,885 INFO L459 AbstractCegarLoop]: Abstraction has 208 states and 225 transitions. [2018-04-06 20:17:04,885 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-06 20:17:04,885 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 225 transitions. [2018-04-06 20:17:04,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-06 20:17:04,885 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:04,885 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:04,886 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:04,886 INFO L82 PathProgramCache]: Analyzing trace with hash 2035948158, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:04,891 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:04,915 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:04,923 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 [2018-04-06 20:17:04,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:17:04,924 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:04,926 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:04,933 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 [2018-04-06 20:17:04,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:17:04,934 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:04,936 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:04,941 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:04,941 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:29, output treesize:21 [2018-04-06 20:17:04,985 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 19 treesize of output 31 [2018-04-06 20:17:04,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-06 20:17:04,989 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,008 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:05,010 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 17 treesize of output 17 [2018-04-06 20:17:05,010 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,020 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:17:05,055 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 19 treesize of output 31 [2018-04-06 20:17:05,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:17:05,058 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,073 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:17:05,087 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:49, output treesize:73 [2018-04-06 20:17:05,188 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 64 treesize of output 74 [2018-04-06 20:17:05,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:05,193 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:05,193 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 63 treesize of output 77 [2018-04-06 20:17:05,194 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,498 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,622 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 60 treesize of output 70 [2018-04-06 20:17:05,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:05,628 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 59 treesize of output 66 [2018-04-06 20:17:05,629 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,700 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,736 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 50 treesize of output 45 [2018-04-06 20:17:05,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:05,739 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 [2018-04-06 20:17:05,739 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,777 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,803 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 46 treesize of output 41 [2018-04-06 20:17:05,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:05,806 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:05,806 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 30 [2018-04-06 20:17:05,807 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,815 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:17:05,834 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:115, output treesize:133 [2018-04-06 20:17:05,950 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 87 treesize of output 86 [2018-04-06 20:17:05,951 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 56 [2018-04-06 20:17:05,974 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:05,994 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 2 xjuncts. [2018-04-06 20:17:05,994 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:145, output treesize:143 [2018-04-06 20:17:06,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:06,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:06,039 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 111 treesize of output 105 [2018-04-06 20:17:06,039 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:06,063 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 76 treesize of output 61 [2018-04-06 20:17:06,065 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 38 treesize of output 27 [2018-04-06 20:17:06,065 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:06,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 3 [2018-04-06 20:17:06,072 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:06,077 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:06,098 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 52 treesize of output 38 [2018-04-06 20:17:06,100 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:06,101 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2018-04-06 20:17:06,102 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:06,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:17:06,118 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:06,122 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:06,128 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:06,129 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 8 variables, input treesize:193, output treesize:7 [2018-04-06 20:17:06,181 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 2 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:06,182 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:06,209 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 17 treesize of output 11 [2018-04-06 20:17:06,210 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:06,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-06 20:17:06,211 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:06,217 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:17:06,218 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:35, output treesize:23 [2018-04-06 20:17:10,514 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-06 20:17:10,515 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:10,516 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:10,516 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:85, output treesize:1 [2018-04-06 20:17:10,528 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:10,549 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 20:17:10,549 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 25 [2018-04-06 20:17:10,549 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-06 20:17:10,550 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-06 20:17:10,550 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=503, Unknown=7, NotChecked=0, Total=600 [2018-04-06 20:17:10,550 INFO L87 Difference]: Start difference. First operand 208 states and 225 transitions. Second operand 25 states. [2018-04-06 20:17:12,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:12,407 INFO L93 Difference]: Finished difference Result 237 states and 254 transitions. [2018-04-06 20:17:12,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-06 20:17:12,407 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 57 [2018-04-06 20:17:12,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:12,408 INFO L225 Difference]: With dead ends: 237 [2018-04-06 20:17:12,408 INFO L226 Difference]: Without dead ends: 199 [2018-04-06 20:17:12,409 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 92 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=398, Invalid=1848, Unknown=10, NotChecked=0, Total=2256 [2018-04-06 20:17:12,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-04-06 20:17:12,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 185. [2018-04-06 20:17:12,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-06 20:17:12,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 201 transitions. [2018-04-06 20:17:12,419 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 201 transitions. Word has length 57 [2018-04-06 20:17:12,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:12,419 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 201 transitions. [2018-04-06 20:17:12,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-06 20:17:12,419 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 201 transitions. [2018-04-06 20:17:12,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-06 20:17:12,420 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:12,420 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:12,420 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:12,420 INFO L82 PathProgramCache]: Analyzing trace with hash 2052901368, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:12,426 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:12,448 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:12,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:12,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:12,456 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 [2018-04-06 20:17:12,457 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,461 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,461 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-06 20:17:12,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:12,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:12,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:12,476 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 [2018-04-06 20:17:12,476 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,479 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,479 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:13 [2018-04-06 20:17:12,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:17:12,503 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 8 treesize of output 7 [2018-04-06 20:17:12,503 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,504 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,511 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,511 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:25 [2018-04-06 20:17:12,544 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 0 case distinctions, treesize of input 47 treesize of output 43 [2018-04-06 20:17:12,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 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 [2018-04-06 20:17:12,546 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,552 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,558 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. [2018-04-06 20:17:12,559 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:50 [2018-04-06 20:17:12,586 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 [2018-04-06 20:17:12,588 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 [2018-04-06 20:17:12,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,597 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 [2018-04-06 20:17:12,597 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,601 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,604 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,605 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:57, output treesize:5 [2018-04-06 20:17:12,620 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:12,620 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:12,713 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29 [2018-04-06 20:17:12,728 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 9 treesize of output 8 [2018-04-06 20:17:12,728 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,743 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 17 [2018-04-06 20:17:12,745 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 6 treesize of output 1 [2018-04-06 20:17:12,746 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,749 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,751 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 18 treesize of output 14 [2018-04-06 20:17:12,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 14 treesize of output 5 [2018-04-06 20:17:12,753 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,755 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,766 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:17:12,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:17:12,780 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:35, output treesize:25 [2018-04-06 20:17:12,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 7 [2018-04-06 20:17:12,809 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,811 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,812 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:8 [2018-04-06 20:17:12,898 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:12,899 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 2 variables, input treesize:25, output treesize:1 [2018-04-06 20:17:12,944 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:12,964 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 20:17:12,965 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2018-04-06 20:17:12,965 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-06 20:17:12,965 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-06 20:17:12,965 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2018-04-06 20:17:12,965 INFO L87 Difference]: Start difference. First operand 185 states and 201 transitions. Second operand 21 states. [2018-04-06 20:17:23,542 WARN L151 SmtUtils]: Spent 4018ms on a formula simplification. DAG size of input: 33 DAG size of output 31 [2018-04-06 20:17:23,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:23,768 INFO L93 Difference]: Finished difference Result 224 states and 239 transitions. [2018-04-06 20:17:23,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-06 20:17:23,768 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 64 [2018-04-06 20:17:23,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:23,769 INFO L225 Difference]: With dead ends: 224 [2018-04-06 20:17:23,769 INFO L226 Difference]: Without dead ends: 223 [2018-04-06 20:17:23,770 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 365 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=404, Invalid=1402, Unknown=0, NotChecked=0, Total=1806 [2018-04-06 20:17:23,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2018-04-06 20:17:23,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 189. [2018-04-06 20:17:23,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-06 20:17:23,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 206 transitions. [2018-04-06 20:17:23,777 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 206 transitions. Word has length 64 [2018-04-06 20:17:23,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:23,777 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 206 transitions. [2018-04-06 20:17:23,777 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-06 20:17:23,777 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 206 transitions. [2018-04-06 20:17:23,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-06 20:17:23,777 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:23,777 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:23,778 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:23,778 INFO L82 PathProgramCache]: Analyzing trace with hash 2052901369, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:23,785 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:23,811 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:23,819 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 [2018-04-06 20:17:23,819 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,821 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-06 20:17:23,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:23,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:23,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:23,834 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 [2018-04-06 20:17:23,835 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,837 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,837 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:9 [2018-04-06 20:17:23,850 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 11 treesize of output 8 [2018-04-06 20:17:23,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 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 [2018-04-06 20:17:23,851 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,852 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,858 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 [2018-04-06 20:17:23,860 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 8 treesize of output 7 [2018-04-06 20:17:23,860 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,861 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,865 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,865 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:31, output treesize:23 [2018-04-06 20:17:23,881 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 76 [2018-04-06 20:17:23,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-06 20:17:23,885 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,892 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,905 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 74 treesize of output 70 [2018-04-06 20:17:23,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-06 20:17:23,907 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,913 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,921 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,921 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:91, output treesize:55 [2018-04-06 20:17:23,937 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 39 [2018-04-06 20:17:23,938 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 39 treesize of output 28 [2018-04-06 20:17:23,939 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,944 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 12 treesize of output 4 [2018-04-06 20:17:23,944 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,947 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,955 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 28 treesize of output 22 [2018-04-06 20:17:23,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:17:23,957 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,960 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,964 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:23,964 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:69, output treesize:13 [2018-04-06 20:17:23,988 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:23,988 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:24,013 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 54 [2018-04-06 20:17:24,014 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-06 20:17:24,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 34 treesize of output 32 [2018-04-06 20:17:24,029 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,043 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 3 xjuncts. [2018-04-06 20:17:24,043 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:85, output treesize:77 [2018-04-06 20:17:24,105 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 34 [2018-04-06 20:17:24,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:17:24,123 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,130 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 8 treesize of output 6 [2018-04-06 20:17:24,131 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:17:24,131 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,132 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,137 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,155 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-04-06 20:17:24,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:17:24,172 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,178 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 8 treesize of output 6 [2018-04-06 20:17:24,180 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 6 treesize of output 1 [2018-04-06 20:17:24,180 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,181 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,186 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,223 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 34 [2018-04-06 20:17:24,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:17:24,247 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,254 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 8 treesize of output 6 [2018-04-06 20:17:24,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-06 20:17:24,255 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,256 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,261 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:24,276 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:17:24,277 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 11 variables, input treesize:122, output treesize:13 [2018-04-06 20:17:26,000 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:26,021 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 20:17:26,021 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 19 [2018-04-06 20:17:26,021 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-06 20:17:26,021 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-06 20:17:26,021 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=316, Unknown=3, NotChecked=0, Total=380 [2018-04-06 20:17:26,022 INFO L87 Difference]: Start difference. First operand 189 states and 206 transitions. Second operand 20 states. [2018-04-06 20:17:26,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:26,777 INFO L93 Difference]: Finished difference Result 286 states and 314 transitions. [2018-04-06 20:17:26,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-06 20:17:26,778 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 64 [2018-04-06 20:17:26,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:26,779 INFO L225 Difference]: With dead ends: 286 [2018-04-06 20:17:26,779 INFO L226 Difference]: Without dead ends: 285 [2018-04-06 20:17:26,779 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 314 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=388, Invalid=1249, Unknown=3, NotChecked=0, Total=1640 [2018-04-06 20:17:26,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-04-06 20:17:26,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 189. [2018-04-06 20:17:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-06 20:17:26,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 205 transitions. [2018-04-06 20:17:26,787 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 205 transitions. Word has length 64 [2018-04-06 20:17:26,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:26,787 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 205 transitions. [2018-04-06 20:17:26,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-06 20:17:26,787 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 205 transitions. [2018-04-06 20:17:26,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-06 20:17:26,788 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:26,788 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:26,788 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:26,788 INFO L82 PathProgramCache]: Analyzing trace with hash 1944899794, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:26,794 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:26,821 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:26,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:26,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:26,828 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 [2018-04-06 20:17:26,828 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,832 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,832 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-06 20:17:26,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:26,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:26,850 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:26,850 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 [2018-04-06 20:17:26,850 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,853 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,853 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:13 [2018-04-06 20:17:26,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:17:26,869 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 8 treesize of output 7 [2018-04-06 20:17:26,869 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,870 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,874 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,874 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-04-06 20:17:26,887 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 0 case distinctions, treesize of input 38 treesize of output 34 [2018-04-06 20:17:26,888 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 14 treesize of output 13 [2018-04-06 20:17:26,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,892 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,896 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. [2018-04-06 20:17:26,896 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:41 [2018-04-06 20:17:26,912 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 48 treesize of output 30 [2018-04-06 20:17:26,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-06 20:17:26,913 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:17:26,918 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,918 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,919 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:26,919 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:48, output treesize:4 [2018-04-06 20:17:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:26,931 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:28,960 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-06 20:17:28,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:17:29,005 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:29,014 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 22 treesize of output 18 [2018-04-06 20:17:29,015 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 13 treesize of output 4 [2018-04-06 20:17:29,015 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:29,018 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:29,019 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 15 [2018-04-06 20:17:29,020 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 6 treesize of output 1 [2018-04-06 20:17:29,020 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:29,022 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:29,027 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:17:29,033 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:17:29,033 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:34, output treesize:14 [2018-04-06 20:17:29,092 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:29,092 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 2 variables, input treesize:22, output treesize:1 [2018-04-06 20:17:29,098 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:29,119 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 20:17:29,120 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2018-04-06 20:17:29,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-06 20:17:29,120 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-06 20:17:29,120 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=254, Unknown=1, NotChecked=0, Total=306 [2018-04-06 20:17:29,121 INFO L87 Difference]: Start difference. First operand 189 states and 205 transitions. Second operand 18 states. [2018-04-06 20:17:45,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:45,846 INFO L93 Difference]: Finished difference Result 291 states and 319 transitions. [2018-04-06 20:17:45,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-06 20:17:45,847 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 69 [2018-04-06 20:17:45,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:45,848 INFO L225 Difference]: With dead ends: 291 [2018-04-06 20:17:45,848 INFO L226 Difference]: Without dead ends: 262 [2018-04-06 20:17:45,849 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=356, Invalid=1049, Unknown=1, NotChecked=0, Total=1406 [2018-04-06 20:17:45,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-04-06 20:17:45,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 175. [2018-04-06 20:17:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-04-06 20:17:45,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 189 transitions. [2018-04-06 20:17:45,856 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 189 transitions. Word has length 69 [2018-04-06 20:17:45,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:45,856 INFO L459 AbstractCegarLoop]: Abstraction has 175 states and 189 transitions. [2018-04-06 20:17:45,856 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-06 20:17:45,856 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 189 transitions. [2018-04-06 20:17:45,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-06 20:17:45,857 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:45,857 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:45,857 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:45,857 INFO L82 PathProgramCache]: Analyzing trace with hash 1533313521, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:45,863 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:45,887 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:45,894 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 [2018-04-06 20:17:45,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:17:45,895 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:45,896 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:45,897 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:45,897 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-06 20:17:45,905 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-04-06 20:17:45,905 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:45,908 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 16 treesize of output 11 [2018-04-06 20:17:45,908 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:45,909 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:45,909 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7 [2018-04-06 20:17:45,913 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-04-06 20:17:45,933 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:17:45,934 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-06 20:17:45,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 20:17:45,934 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 20:17:45,934 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-06 20:17:45,934 INFO L87 Difference]: Start difference. First operand 175 states and 189 transitions. Second operand 6 states. [2018-04-06 20:17:46,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:46,055 INFO L93 Difference]: Finished difference Result 175 states and 189 transitions. [2018-04-06 20:17:46,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-06 20:17:46,055 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 71 [2018-04-06 20:17:46,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:46,056 INFO L225 Difference]: With dead ends: 175 [2018-04-06 20:17:46,056 INFO L226 Difference]: Without dead ends: 174 [2018-04-06 20:17:46,057 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-04-06 20:17:46,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-04-06 20:17:46,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2018-04-06 20:17:46,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-04-06 20:17:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 188 transitions. [2018-04-06 20:17:46,063 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 188 transitions. Word has length 71 [2018-04-06 20:17:46,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:46,063 INFO L459 AbstractCegarLoop]: Abstraction has 174 states and 188 transitions. [2018-04-06 20:17:46,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 20:17:46,063 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 188 transitions. [2018-04-06 20:17:46,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-06 20:17:46,064 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:46,064 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:46,064 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:46,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1533313522, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:46,071 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:46,098 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:46,125 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 [2018-04-06 20:17:46,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:17:46,127 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,129 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,132 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,132 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2018-04-06 20:17:46,154 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 19 treesize of output 31 [2018-04-06 20:17:46,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:17:46,157 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,169 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,173 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,173 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:22, output treesize:11 [2018-04-06 20:17:46,205 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 [2018-04-06 20:17:46,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:17:46,207 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,208 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,213 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 [2018-04-06 20:17:46,214 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 20 treesize of output 11 [2018-04-06 20:17:46,214 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,217 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,219 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,219 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:37, output treesize:11 [2018-04-06 20:17:46,239 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:46,239 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:46,276 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2018-04-06 20:17:46,277 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-06 20:17:46,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16 treesize of output 14 [2018-04-06 20:17:46,286 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,290 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:17:46,291 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:24 [2018-04-06 20:17:46,335 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-04-06 20:17:46,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:17:46,349 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,360 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 [2018-04-06 20:17:46,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 12 treesize of output 3 [2018-04-06 20:17:46,362 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,363 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,364 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 17 [2018-04-06 20:17:46,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 6 treesize of output 1 [2018-04-06 20:17:46,366 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,368 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:46,377 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:17:46,389 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:17:46,389 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:33, output treesize:19 [2018-04-06 20:17:46,475 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:46,496 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-06 20:17:46,496 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [13] total 24 [2018-04-06 20:17:46,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-06 20:17:46,496 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-06 20:17:46,496 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=496, Unknown=0, NotChecked=0, Total=600 [2018-04-06 20:17:46,497 INFO L87 Difference]: Start difference. First operand 174 states and 188 transitions. Second operand 25 states. [2018-04-06 20:17:47,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:17:47,040 INFO L93 Difference]: Finished difference Result 302 states and 329 transitions. [2018-04-06 20:17:47,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-06 20:17:47,040 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 71 [2018-04-06 20:17:47,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:17:47,041 INFO L225 Difference]: With dead ends: 302 [2018-04-06 20:17:47,041 INFO L226 Difference]: Without dead ends: 300 [2018-04-06 20:17:47,042 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 118 SyntacticMatches, 3 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=418, Invalid=1142, Unknown=0, NotChecked=0, Total=1560 [2018-04-06 20:17:47,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-04-06 20:17:47,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 184. [2018-04-06 20:17:47,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-04-06 20:17:47,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 198 transitions. [2018-04-06 20:17:47,053 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 198 transitions. Word has length 71 [2018-04-06 20:17:47,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:17:47,053 INFO L459 AbstractCegarLoop]: Abstraction has 184 states and 198 transitions. [2018-04-06 20:17:47,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-06 20:17:47,054 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 198 transitions. [2018-04-06 20:17:47,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-06 20:17:47,054 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:17:47,055 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:17:47,055 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-06 20:17:47,055 INFO L82 PathProgramCache]: Analyzing trace with hash 717117382, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:17:47,064 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:17:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:17:47,113 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:17:47,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,119 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 [2018-04-06 20:17:47,119 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,125 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-06 20:17:47,155 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 [2018-04-06 20:17:47,156 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 [2018-04-06 20:17:47,156 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,158 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,163 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,164 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:30 [2018-04-06 20:17:47,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 52 [2018-04-06 20:17:47,181 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,191 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,191 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:49 [2018-04-06 20:17:47,232 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 43 treesize of output 44 [2018-04-06 20:17:47,233 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 8 treesize of output 7 [2018-04-06 20:17:47,233 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,239 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,249 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,250 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:60, output treesize:56 [2018-04-06 20:17:47,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,276 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 33 treesize of output 75 [2018-04-06 20:17:47,276 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,296 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,297 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:70, output treesize:82 [2018-04-06 20:17:47,393 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 60 treesize of output 69 [2018-04-06 20:17:47,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:17:47,395 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,404 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,422 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,422 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:96, output treesize:82 [2018-04-06 20:17:47,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:17:47,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:17:47,428 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,430 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,455 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 60 treesize of output 53 [2018-04-06 20:17:47,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 55 [2018-04-06 20:17:47,458 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,470 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,515 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,515 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:104, output treesize:96 [2018-04-06 20:17:47,556 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 27 treesize of output 28 [2018-04-06 20:17:47,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:17:47,558 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,563 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,591 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 108 treesize of output 117 [2018-04-06 20:17:47,594 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 24 [2018-04-06 20:17:47,594 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,609 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,628 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,628 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:140, output treesize:142 [2018-04-06 20:17:47,659 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,661 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 38 treesize of output 36 [2018-04-06 20:17:47,674 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-06 20:17:47,674 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:47,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 7 [2018-04-06 20:17:47,681 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,685 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:47,704 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:47,704 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:156, output treesize:137 [2018-04-06 20:17:47,866 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,869 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 125 treesize of output 88 [2018-04-06 20:17:47,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:17:47,872 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,890 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 35 [2018-04-06 20:17:47,890 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,901 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 26 treesize of output 18 [2018-04-06 20:17:47,901 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:47,910 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:47,921 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. [2018-04-06 20:17:47,921 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:130, output treesize:45 [2018-04-06 20:17:47,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:47,979 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 51 [2018-04-06 20:17:47,979 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:47,991 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. [2018-04-06 20:17:47,991 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:51, output treesize:33 [2018-04-06 20:17:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:17:48,051 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:17:48,192 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 97 [2018-04-06 20:17:48,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:17:48,219 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:48,231 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 [2018-04-06 20:17:48,233 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 3 [2018-04-06 20:17:48,233 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:48,235 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:17:48,243 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:17:48,269 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:17:48,269 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:209, output treesize:261 [2018-04-06 20:17:49,844 WARN L151 SmtUtils]: Spent 1105ms on a formula simplification. DAG size of input: 100 DAG size of output 42 [2018-04-06 20:17:49,973 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 584 treesize of output 276 [2018-04-06 20:17:49,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-06 20:17:49,976 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:50,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 275 treesize of output 173 [2018-04-06 20:17:50,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 158 [2018-04-06 20:17:50,006 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:50,087 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 158 treesize of output 166 [2018-04-06 20:17:50,088 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-06 20:17:50,164 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:50,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 103 [2018-04-06 20:17:50,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:17:50,173 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:50,191 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:50,219 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 103 [2018-04-06 20:17:50,641 WARN L151 SmtUtils]: Spent 415ms on a formula simplification. DAG size of input: 278 DAG size of output 198 [2018-04-06 20:17:50,644 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 59 treesize of output 58 [2018-04-06 20:17:50,644 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:50,953 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 52 treesize of output 58 [2018-04-06 20:17:50,954 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:51,183 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 56 [2018-04-06 20:17:51,184 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:51,187 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 58 treesize of output 59 [2018-04-06 20:17:51,188 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:51,418 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,426 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 61 treesize of output 60 [2018-04-06 20:17:51,455 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 51 treesize of output 45 [2018-04-06 20:17:51,456 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:51,480 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 40 treesize of output 34 [2018-04-06 20:17:51,481 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:51,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,504 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 34 treesize of output 29 [2018-04-06 20:17:51,505 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:51,525 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,526 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,528 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 0 case distinctions, treesize of input 42 treesize of output 31 [2018-04-06 20:17:51,529 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:51,546 INFO L267 ElimStorePlain]: Start of recursive call 14: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:17:51,548 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 48 [2018-04-06 20:17:51,553 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,553 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,553 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,554 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,555 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 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:17:51,556 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:51,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-06 20:17:51,568 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:51,573 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:51,575 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,578 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 58 treesize of output 49 [2018-04-06 20:17:51,587 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 6 treesize of output 1 [2018-04-06 20:17:51,588 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:51,595 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 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 [2018-04-06 20:17:51,597 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:51,603 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:51,849 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,851 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 55 treesize of output 48 [2018-04-06 20:17:51,854 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:51,856 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 27 treesize of output 17 [2018-04-06 20:17:51,856 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:51,866 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 6 treesize of output 1 [2018-04-06 20:17:51,867 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:51,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 6 treesize of output 1 [2018-04-06 20:17:51,874 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:51,879 INFO L267 ElimStorePlain]: Start of recursive call 25: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:52,081 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,082 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 59 treesize of output 52 [2018-04-06 20:17:52,084 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,085 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,087 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 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-06 20:17:52,088 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:52,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-06 20:17:52,100 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:52,106 INFO L267 ElimStorePlain]: Start of recursive call 29: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:52,108 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,110 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 48 [2018-04-06 20:17:52,113 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 6 treesize of output 1 [2018-04-06 20:17:52,114 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:52,125 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,126 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,126 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,127 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,129 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:17:52,129 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:52,138 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:52,324 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:52,334 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 66 treesize of output 69 [2018-04-06 20:17:52,383 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,384 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 59 [2018-04-06 20:17:52,398 INFO L267 ElimStorePlain]: Start of recursive call 36: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:52,496 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,497 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 53 [2018-04-06 20:17:52,510 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:52,614 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,624 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 2 case distinctions, treesize of input 40 treesize of output 51 [2018-04-06 20:17:52,625 INFO L267 ElimStorePlain]: Start of recursive call 38: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:52,738 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,740 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 56 [2018-04-06 20:17:52,765 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:52,892 INFO L267 ElimStorePlain]: Start of recursive call 35: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-04-06 20:17:52,895 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:52,907 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 63 treesize of output 58 [2018-04-06 20:17:52,931 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,940 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 2 case distinctions, treesize of input 37 treesize of output 48 [2018-04-06 20:17:52,941 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:52,992 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:52,995 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:53,009 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 58 [2018-04-06 20:17:53,010 INFO L267 ElimStorePlain]: Start of recursive call 42: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-06 20:17:53,102 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 9 xjuncts. [2018-04-06 20:17:53,104 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:53,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:17:53,105 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 53 [2018-04-06 20:17:53,107 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:53,108 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:53,109 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:53,110 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:53,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 56 [2018-04-06 20:17:53,121 INFO L267 ElimStorePlain]: Start of recursive call 44: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:53,168 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:53,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:53,612 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 56 treesize of output 47 [2018-04-06 20:17:53,622 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:53,632 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 2 case distinctions, treesize of input 28 treesize of output 39 [2018-04-06 20:17:53,633 INFO L267 ElimStorePlain]: Start of recursive call 46: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:53,664 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:54,122 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:54,123 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 48 [2018-04-06 20:17:54,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 6 treesize of output 1 [2018-04-06 20:17:54,126 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:54,134 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:54,135 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:54,142 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 1 case distinctions, treesize of input 35 treesize of output 34 [2018-04-06 20:17:54,143 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:17:54,157 INFO L267 ElimStorePlain]: Start of recursive call 47: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:17:54,580 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:54,581 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 62 treesize of output 53 [2018-04-06 20:17:54,593 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:54,602 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 2 case distinctions, treesize of input 28 treesize of output 39 [2018-04-06 20:17:54,603 INFO L267 ElimStorePlain]: Start of recursive call 51: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:54,636 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:54,638 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:54,639 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 56 treesize of output 49 [2018-04-06 20:17:54,649 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:54,659 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 2 case distinctions, treesize of input 31 treesize of output 42 [2018-04-06 20:17:54,660 INFO L267 ElimStorePlain]: Start of recursive call 53: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:54,690 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:17:55,115 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:55,122 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 55 treesize of output 54 [2018-04-06 20:17:55,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 31 [2018-04-06 20:17:55,142 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:55,166 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 28 treesize of output 30 [2018-04-06 20:17:55,166 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:17:55,189 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 42 treesize of output 36 [2018-04-06 20:17:55,189 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:55,211 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:55,217 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 36 treesize of output 35 [2018-04-06 20:17:55,218 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:17:55,242 INFO L267 ElimStorePlain]: Start of recursive call 54: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:17:55,641 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 31 dim-0 vars, and 36 xjuncts. [2018-04-06 20:17:56,061 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 31 dim-0 vars, and 36 xjuncts. [2018-04-06 20:17:56,064 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:56,070 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 159 treesize of output 107 [2018-04-06 20:17:56,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:17:56,074 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:56,090 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:56,120 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 99 treesize of output 111 [2018-04-06 20:17:56,609 WARN L151 SmtUtils]: Spent 482ms on a formula simplification. DAG size of input: 308 DAG size of output 225 [2018-04-06 20:17:56,623 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 3 case distinctions, treesize of input 63 treesize of output 76 [2018-04-06 20:17:56,624 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts. [2018-04-06 20:17:56,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 65 [2018-04-06 20:17:56,997 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:57,304 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 68 treesize of output 69 [2018-04-06 20:17:57,305 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:57,307 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:57,308 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 62 treesize of output 66 [2018-04-06 20:17:57,308 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-06 20:17:57,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:57,612 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 72 treesize of output 61 [2018-04-06 20:17:57,627 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:57,649 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 36 treesize of output 67 [2018-04-06 20:17:57,652 INFO L267 ElimStorePlain]: Start of recursive call 67: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:17:57,869 INFO L267 ElimStorePlain]: Start of recursive call 66: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-06 20:17:57,871 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:57,885 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 66 treesize of output 57 [2018-04-06 20:17:57,899 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:57,920 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 70 [2018-04-06 20:17:57,923 INFO L267 ElimStorePlain]: Start of recursive call 69: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:17:58,141 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-06 20:17:59,159 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,162 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 68 treesize of output 57 [2018-04-06 20:17:59,173 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,174 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 22 treesize of output 17 [2018-04-06 20:17:59,175 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:59,189 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:17:59,189 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 2 xjuncts. [2018-04-06 20:17:59,196 INFO L267 ElimStorePlain]: Start of recursive call 70: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:17:59,198 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,200 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 56 [2018-04-06 20:17:59,202 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,203 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,203 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,203 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,205 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 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:17:59,206 INFO L267 ElimStorePlain]: Start of recursive call 74: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:59,222 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:17:59,223 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 2 xjuncts. [2018-04-06 20:17:59,230 INFO L267 ElimStorePlain]: Start of recursive call 73: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:17:59,233 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,239 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 71 treesize of output 68 [2018-04-06 20:17:59,274 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 1 case distinctions, treesize of input 54 treesize of output 50 [2018-04-06 20:17:59,275 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 2 xjuncts. [2018-04-06 20:17:59,318 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,318 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,322 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 0 case distinctions, treesize of input 42 treesize of output 36 [2018-04-06 20:17:59,323 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:59,325 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,325 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,328 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 0 case distinctions, treesize of input 41 treesize of output 35 [2018-04-06 20:17:59,328 INFO L267 ElimStorePlain]: Start of recursive call 79: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:59,365 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:17:59,367 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 48 treesize of output 43 [2018-04-06 20:17:59,368 INFO L267 ElimStorePlain]: Start of recursive call 80: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:17:59,406 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 1 case distinctions, treesize of input 38 treesize of output 34 [2018-04-06 20:17:59,407 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 2 xjuncts. [2018-04-06 20:17:59,441 INFO L267 ElimStorePlain]: Start of recursive call 76: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:00,527 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:00,528 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 66 treesize of output 55 [2018-04-06 20:18:00,543 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:00,567 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 36 treesize of output 67 [2018-04-06 20:18:00,572 INFO L267 ElimStorePlain]: Start of recursive call 83: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:18:00,778 INFO L267 ElimStorePlain]: Start of recursive call 82: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-06 20:18:02,235 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:02,243 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 65 treesize of output 62 [2018-04-06 20:18:02,280 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 59 [2018-04-06 20:18:02,282 INFO L267 ElimStorePlain]: Start of recursive call 85: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-06 20:18:02,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 35 [2018-04-06 20:18:02,355 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,357 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 34 treesize of output 28 [2018-04-06 20:18:02,357 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 22 [2018-04-06 20:18:02,359 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 30 [2018-04-06 20:18:02,360 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 34 [2018-04-06 20:18:02,362 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,417 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:02,437 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 71 [2018-04-06 20:18:02,439 INFO L267 ElimStorePlain]: Start of recursive call 91: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-06 20:18:02,578 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 42 treesize of output 36 [2018-04-06 20:18:02,579 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 24 [2018-04-06 20:18:02,581 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,582 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-04-06 20:18:02,582 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 30 [2018-04-06 20:18:02,584 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,586 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 24 treesize of output 18 [2018-04-06 20:18:02,586 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 32 [2018-04-06 20:18:02,588 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 43 treesize of output 37 [2018-04-06 20:18:02,590 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:02,684 INFO L267 ElimStorePlain]: Start of recursive call 84: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 11 xjuncts. [2018-04-06 20:18:04,313 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:04,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 56 [2018-04-06 20:18:04,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:18:04,321 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:04,333 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:04,333 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:04,333 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:04,334 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:04,336 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 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:18:04,336 INFO L267 ElimStorePlain]: Start of recursive call 101: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:18:04,347 INFO L267 ElimStorePlain]: Start of recursive call 99: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:04,349 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:04,350 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 69 treesize of output 60 [2018-04-06 20:18:04,352 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:04,353 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:04,355 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 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-06 20:18:04,356 INFO L267 ElimStorePlain]: Start of recursive call 103: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:18:04,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:18:04,373 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:04,382 INFO L267 ElimStorePlain]: Start of recursive call 102: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:05,981 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:05,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:18:05,991 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 73 treesize of output 66 [2018-04-06 20:18:06,026 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:06,050 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 45 treesize of output 76 [2018-04-06 20:18:06,054 INFO L267 ElimStorePlain]: Start of recursive call 106: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:18:06,401 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:06,406 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:06,440 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 7 case distinctions, treesize of input 50 treesize of output 96 [2018-04-06 20:18:06,441 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-04-06 20:18:06,455 INFO L267 ElimStorePlain]: Start of recursive call 107: 32 dim-0 vars, End of recursive call: 32 dim-0 vars, and 128 xjuncts. [2018-04-06 20:18:07,862 INFO L267 ElimStorePlain]: Start of recursive call 105: 2 dim-1 vars, End of recursive call: 18 dim-0 vars, and 41 xjuncts. [2018-04-06 20:18:07,865 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:07,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:18:07,876 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 76 treesize of output 77 [2018-04-06 20:18:07,942 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:07,969 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 82 [2018-04-06 20:18:07,972 INFO L267 ElimStorePlain]: Start of recursive call 109: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:18:08,381 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:08,385 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:08,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 94 [2018-04-06 20:18:08,414 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:18:08,424 INFO L267 ElimStorePlain]: Start of recursive call 110: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-06 20:18:09,355 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:09,360 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:09,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 91 [2018-04-06 20:18:09,411 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:18:09,418 INFO L267 ElimStorePlain]: Start of recursive call 111: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-06 20:18:10,595 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:10,599 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:10,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 94 [2018-04-06 20:18:10,627 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:18:10,634 INFO L267 ElimStorePlain]: Start of recursive call 112: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-06 20:18:11,961 INFO L267 ElimStorePlain]: Start of recursive call 108: 4 dim-1 vars, End of recursive call: 32 dim-0 vars, and 47 xjuncts. [2018-04-06 20:18:11,964 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:11,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:18:11,966 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 60 [2018-04-06 20:18:11,971 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:11,971 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:11,976 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:11,978 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:12,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 94 [2018-04-06 20:18:12,002 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:18:12,008 INFO L267 ElimStorePlain]: Start of recursive call 114: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 48 xjuncts. [2018-04-06 20:18:12,581 INFO L267 ElimStorePlain]: Start of recursive call 113: 1 dim-1 vars, End of recursive call: 16 dim-0 vars, and 26 xjuncts. [2018-04-06 20:18:17,997 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:17,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 54 [2018-04-06 20:18:18,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 6 treesize of output 1 [2018-04-06 20:18:18,000 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:18,011 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:18,030 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 41 treesize of output 62 [2018-04-06 20:18:18,032 INFO L267 ElimStorePlain]: Start of recursive call 117: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-06 20:18:18,111 INFO L267 ElimStorePlain]: Start of recursive call 115: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 7 xjuncts. [2018-04-06 20:18:18,113 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:18,114 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 59 treesize of output 52 [2018-04-06 20:18:18,116 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 6 treesize of output 1 [2018-04-06 20:18:18,117 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:18,126 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:18,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 30 [2018-04-06 20:18:18,133 INFO L267 ElimStorePlain]: Start of recursive call 120: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:18,147 INFO L267 ElimStorePlain]: Start of recursive call 118: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:22,995 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:22,998 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 65 treesize of output 56 [2018-04-06 20:18:23,005 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:18:23,005 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:23,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 6 treesize of output 1 [2018-04-06 20:18:23,018 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:23,029 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:23,031 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 27 treesize of output 17 [2018-04-06 20:18:23,031 INFO L267 ElimStorePlain]: Start of recursive call 124: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:18:23,040 INFO L267 ElimStorePlain]: Start of recursive call 121: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:27,678 INFO L267 ElimStorePlain]: Start of recursive call 61: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 111 dim-0 vars, and 135 xjuncts. [2018-04-06 20:18:32,294 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 111 dim-0 vars, and 135 xjuncts. [2018-04-06 20:18:40,260 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:40,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 158 treesize of output 121 [2018-04-06 20:18:40,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 108 [2018-04-06 20:18:40,300 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:40,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 103 treesize of output 127 [2018-04-06 20:18:40,408 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 4 xjuncts. [2018-04-06 20:18:40,508 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:40,536 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 109 treesize of output 121 [2018-04-06 20:18:41,103 WARN L151 SmtUtils]: Spent 560ms on a formula simplification. DAG size of input: 313 DAG size of output 230 [2018-04-06 20:18:41,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 78 [2018-04-06 20:18:41,106 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:41,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 78 [2018-04-06 20:18:41,544 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:41,897 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:41,897 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:41,901 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 1 case distinctions, treesize of input 70 treesize of output 81 [2018-04-06 20:18:41,902 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:41,904 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:41,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 84 [2018-04-06 20:18:41,909 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:42,268 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:42,269 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 75 treesize of output 66 [2018-04-06 20:18:42,275 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:18:42,275 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:42,290 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:42,290 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:42,296 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 1 case distinctions, treesize of input 35 treesize of output 34 [2018-04-06 20:18:42,297 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:42,317 INFO L267 ElimStorePlain]: Start of recursive call 133: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:42,701 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:42,702 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 76 treesize of output 67 [2018-04-06 20:18:42,718 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:42,728 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 52 [2018-04-06 20:18:42,729 INFO L267 ElimStorePlain]: Start of recursive call 137: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:42,771 INFO L267 ElimStorePlain]: Start of recursive call 136: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:42,773 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:42,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 71 [2018-04-06 20:18:42,793 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:42,803 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 49 [2018-04-06 20:18:42,804 INFO L267 ElimStorePlain]: Start of recursive call 139: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:42,851 INFO L267 ElimStorePlain]: Start of recursive call 138: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:43,350 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:43,351 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 76 treesize of output 65 [2018-04-06 20:18:43,366 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:43,378 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 49 [2018-04-06 20:18:43,379 INFO L267 ElimStorePlain]: Start of recursive call 141: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:43,423 INFO L267 ElimStorePlain]: Start of recursive call 140: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:43,933 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:43,934 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 73 treesize of output 66 [2018-04-06 20:18:43,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-06 20:18:43,936 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:43,949 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:43,950 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:43,950 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:43,952 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:43,953 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:43,963 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 58 [2018-04-06 20:18:43,963 INFO L267 ElimStorePlain]: Start of recursive call 144: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:44,014 INFO L267 ElimStorePlain]: Start of recursive call 142: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:44,016 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:44,017 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 79 treesize of output 70 [2018-04-06 20:18:44,019 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 6 treesize of output 1 [2018-04-06 20:18:44,019 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:44,034 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:44,034 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:44,036 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:44,047 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 52 [2018-04-06 20:18:44,048 INFO L267 ElimStorePlain]: Start of recursive call 147: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:44,096 INFO L267 ElimStorePlain]: Start of recursive call 145: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:44,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:44,623 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 75 treesize of output 66 [2018-04-06 20:18:44,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-06 20:18:44,625 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:44,642 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 10 [2018-04-06 20:18:44,643 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:44,655 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:44,656 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 27 treesize of output 17 [2018-04-06 20:18:44,657 INFO L267 ElimStorePlain]: Start of recursive call 151: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:18:44,668 INFO L267 ElimStorePlain]: Start of recursive call 148: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:45,179 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:18:45,187 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 83 treesize of output 76 [2018-04-06 20:18:45,218 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,230 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 62 [2018-04-06 20:18:45,231 INFO L267 ElimStorePlain]: Start of recursive call 153: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:45,310 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,315 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,334 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 60 treesize of output 74 [2018-04-06 20:18:45,335 INFO L267 ElimStorePlain]: Start of recursive call 154: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-06 20:18:45,484 INFO L267 ElimStorePlain]: Start of recursive call 152: 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 9 xjuncts. [2018-04-06 20:18:45,486 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:18:45,488 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 71 [2018-04-06 20:18:45,503 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,503 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,506 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,508 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 68 [2018-04-06 20:18:45,520 INFO L267 ElimStorePlain]: Start of recursive call 156: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:45,584 INFO L267 ElimStorePlain]: Start of recursive call 155: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:45,587 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:18:45,598 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 86 treesize of output 87 [2018-04-06 20:18:45,668 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,670 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 72 [2018-04-06 20:18:45,688 INFO L267 ElimStorePlain]: Start of recursive call 158: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:45,830 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,833 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:45,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 72 [2018-04-06 20:18:45,851 INFO L267 ElimStorePlain]: Start of recursive call 159: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:45,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:46,009 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 65 [2018-04-06 20:18:46,010 INFO L267 ElimStorePlain]: Start of recursive call 160: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:46,156 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:46,159 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:46,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 72 [2018-04-06 20:18:46,174 INFO L267 ElimStorePlain]: Start of recursive call 161: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:46,328 INFO L267 ElimStorePlain]: Start of recursive call 157: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-04-06 20:18:47,166 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:47,174 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 72 [2018-04-06 20:18:47,208 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 55 treesize of output 51 [2018-04-06 20:18:47,208 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:47,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 44 [2018-04-06 20:18:47,256 INFO L267 ElimStorePlain]: Start of recursive call 164: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:47,263 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 43 treesize of output 45 [2018-04-06 20:18:47,264 INFO L267 ElimStorePlain]: Start of recursive call 165: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:47,326 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 60 treesize of output 56 [2018-04-06 20:18:47,327 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:47,401 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:47,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 50 [2018-04-06 20:18:47,408 INFO L267 ElimStorePlain]: Start of recursive call 167: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:47,410 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:47,416 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 49 [2018-04-06 20:18:47,417 INFO L267 ElimStorePlain]: Start of recursive call 168: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:18:47,486 INFO L267 ElimStorePlain]: Start of recursive call 162: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-06 20:18:48,335 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,344 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 81 treesize of output 78 [2018-04-06 20:18:48,383 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 69 treesize of output 63 [2018-04-06 20:18:48,384 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:48,433 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 58 treesize of output 52 [2018-04-06 20:18:48,433 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:48,466 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,475 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 61 [2018-04-06 20:18:48,476 INFO L267 ElimStorePlain]: Start of recursive call 172: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:48,556 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,556 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,558 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,570 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 68 [2018-04-06 20:18:48,571 INFO L267 ElimStorePlain]: Start of recursive call 173: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:48,666 INFO L267 ElimStorePlain]: Start of recursive call 169: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-06 20:18:48,668 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,670 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 66 [2018-04-06 20:18:48,672 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 6 treesize of output 1 [2018-04-06 20:18:48,673 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:48,686 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,686 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,687 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,688 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,689 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,699 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 58 [2018-04-06 20:18:48,700 INFO L267 ElimStorePlain]: Start of recursive call 176: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:48,751 INFO L267 ElimStorePlain]: Start of recursive call 174: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:48,753 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,757 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 78 treesize of output 67 [2018-04-06 20:18:48,771 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 6 treesize of output 1 [2018-04-06 20:18:48,772 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:48,785 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:48,795 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 39 [2018-04-06 20:18:48,795 INFO L267 ElimStorePlain]: Start of recursive call 179: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:48,826 INFO L267 ElimStorePlain]: Start of recursive call 177: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:18:49,768 INFO L267 ElimStorePlain]: Start of recursive call 128: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 41 dim-0 vars, and 49 xjuncts. [2018-04-06 20:18:49,771 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:49,800 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 113 treesize of output 123 [2018-04-06 20:18:50,331 WARN L151 SmtUtils]: Spent 524ms on a formula simplification. DAG size of input: 326 DAG size of output 243 [2018-04-06 20:18:50,333 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 83 treesize of output 82 [2018-04-06 20:18:50,334 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-04-06 20:18:50,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 87 [2018-04-06 20:18:50,749 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:51,110 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:51,119 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 3 case distinctions, treesize of input 74 treesize of output 87 [2018-04-06 20:18:51,119 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:51,132 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 3 case distinctions, treesize of input 80 treesize of output 90 [2018-04-06 20:18:51,132 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 2 xjuncts. [2018-04-06 20:18:51,546 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:51,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:18:51,547 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 65 [2018-04-06 20:18:51,550 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:51,550 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:51,554 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:51,555 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:51,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 94 [2018-04-06 20:18:51,595 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:18:51,601 INFO L267 ElimStorePlain]: Start of recursive call 186: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 48 xjuncts. [2018-04-06 20:18:52,403 INFO L267 ElimStorePlain]: Start of recursive call 185: 1 dim-1 vars, End of recursive call: 16 dim-0 vars, and 26 xjuncts. [2018-04-06 20:18:52,407 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:52,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:18:52,420 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 80 treesize of output 81 [2018-04-06 20:18:52,496 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:52,520 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 86 [2018-04-06 20:18:52,524 INFO L267 ElimStorePlain]: Start of recursive call 188: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:18:53,029 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:53,033 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:53,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 98 [2018-04-06 20:18:53,060 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:18:53,068 INFO L267 ElimStorePlain]: Start of recursive call 189: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-06 20:18:54,088 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:54,093 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:54,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 98 [2018-04-06 20:18:54,157 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:18:54,165 INFO L267 ElimStorePlain]: Start of recursive call 190: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-06 20:18:55,397 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:55,404 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:55,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 95 [2018-04-06 20:18:55,431 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:18:55,438 INFO L267 ElimStorePlain]: Start of recursive call 191: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-06 20:18:56,894 INFO L267 ElimStorePlain]: Start of recursive call 187: 4 dim-1 vars, End of recursive call: 32 dim-0 vars, and 47 xjuncts. [2018-04-06 20:18:56,896 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:56,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:18:56,904 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 77 treesize of output 70 [2018-04-06 20:18:56,933 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:56,954 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 80 [2018-04-06 20:18:56,957 INFO L267 ElimStorePlain]: Start of recursive call 193: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:18:57,281 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:57,288 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:18:57,322 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 7 case distinctions, treesize of input 54 treesize of output 100 [2018-04-06 20:18:57,322 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-04-06 20:18:57,337 INFO L267 ElimStorePlain]: Start of recursive call 194: 32 dim-0 vars, End of recursive call: 32 dim-0 vars, and 128 xjuncts. [2018-04-06 20:18:58,751 INFO L267 ElimStorePlain]: Start of recursive call 192: 2 dim-1 vars, End of recursive call: 18 dim-0 vars, and 41 xjuncts. [2018-04-06 20:19:03,614 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:03,615 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 70 treesize of output 61 [2018-04-06 20:19:03,629 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:03,651 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 70 [2018-04-06 20:19:03,654 INFO L267 ElimStorePlain]: Start of recursive call 196: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:19:03,869 INFO L267 ElimStorePlain]: Start of recursive call 195: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-06 20:19:03,871 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:03,873 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 76 treesize of output 65 [2018-04-06 20:19:03,889 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:03,910 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 36 treesize of output 67 [2018-04-06 20:19:03,913 INFO L267 ElimStorePlain]: Start of recursive call 198: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:19:04,129 INFO L267 ElimStorePlain]: Start of recursive call 197: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-06 20:19:09,889 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:09,897 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 79 treesize of output 74 [2018-04-06 20:19:09,930 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 65 treesize of output 61 [2018-04-06 20:19:09,931 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:09,971 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:09,990 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 73 [2018-04-06 20:19:09,992 INFO L267 ElimStorePlain]: Start of recursive call 201: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-06 20:19:09,995 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:10,014 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 53 treesize of output 74 [2018-04-06 20:19:10,016 INFO L267 ElimStorePlain]: Start of recursive call 202: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-06 20:19:10,280 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 68 [2018-04-06 20:19:10,281 INFO L267 ElimStorePlain]: Start of recursive call 203: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-06 20:19:10,508 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 52 treesize of output 48 [2018-04-06 20:19:10,508 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:10,514 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 46 treesize of output 42 [2018-04-06 20:19:10,515 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:10,520 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 48 treesize of output 44 [2018-04-06 20:19:10,521 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:10,527 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 53 treesize of output 49 [2018-04-06 20:19:10,527 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:10,790 INFO L267 ElimStorePlain]: Start of recursive call 199: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 22 xjuncts. [2018-04-06 20:19:16,417 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:16,419 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 77 treesize of output 66 [2018-04-06 20:19:16,424 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 10 [2018-04-06 20:19:16,425 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:16,439 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:16,459 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 41 treesize of output 62 [2018-04-06 20:19:16,461 INFO L267 ElimStorePlain]: Start of recursive call 210: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-06 20:19:16,545 INFO L267 ElimStorePlain]: Start of recursive call 208: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 14 xjuncts. [2018-04-06 20:19:16,547 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:16,548 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 73 treesize of output 64 [2018-04-06 20:19:16,550 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:16,556 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 33 treesize of output 30 [2018-04-06 20:19:16,557 INFO L267 ElimStorePlain]: Start of recursive call 212: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:19:16,581 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 10 [2018-04-06 20:19:16,582 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:16,595 INFO L267 ElimStorePlain]: Start of recursive call 211: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:22,166 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,168 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 73 treesize of output 66 [2018-04-06 20:19:22,199 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,200 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,200 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,201 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,203 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 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:19:22,203 INFO L267 ElimStorePlain]: Start of recursive call 215: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:22,219 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,220 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 5 [2018-04-06 20:19:22,220 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:22,228 INFO L267 ElimStorePlain]: Start of recursive call 214: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:22,230 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,231 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 79 treesize of output 70 [2018-04-06 20:19:22,234 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,234 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,237 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 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-06 20:19:22,237 INFO L267 ElimStorePlain]: Start of recursive call 218: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:22,252 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,254 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 5 [2018-04-06 20:19:22,254 INFO L267 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:22,263 INFO L267 ElimStorePlain]: Start of recursive call 217: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:22,265 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,266 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 77 treesize of output 68 [2018-04-06 20:19:22,269 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,269 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,271 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,272 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 63 [2018-04-06 20:19:22,285 INFO L267 ElimStorePlain]: Start of recursive call 221: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-06 20:19:22,361 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:22,362 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:22,414 INFO L267 ElimStorePlain]: Start of recursive call 220: 2 dim-1 vars, End of recursive call: 8 dim-0 vars, and 12 xjuncts. [2018-04-06 20:19:22,416 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,417 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 83 treesize of output 72 [2018-04-06 20:19:22,420 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,422 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:22,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 57 [2018-04-06 20:19:22,437 INFO L267 ElimStorePlain]: Start of recursive call 224: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-06 20:19:22,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:22,505 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:22,546 INFO L267 ElimStorePlain]: Start of recursive call 223: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 10 xjuncts. [2018-04-06 20:19:28,789 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:28,792 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 68 [2018-04-06 20:19:28,799 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:28,799 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:28,819 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 10 [2018-04-06 20:19:28,819 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:28,836 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:28,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 17 [2018-04-06 20:19:28,838 INFO L267 ElimStorePlain]: Start of recursive call 229: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:28,851 INFO L267 ElimStorePlain]: Start of recursive call 226: 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:35,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,072 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2018-04-06 20:19:35,075 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,075 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,077 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,078 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 63 [2018-04-06 20:19:35,092 INFO L267 ElimStorePlain]: Start of recursive call 231: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-06 20:19:35,176 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:35,176 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:35,227 INFO L267 ElimStorePlain]: Start of recursive call 230: 2 dim-1 vars, End of recursive call: 8 dim-0 vars, and 12 xjuncts. [2018-04-06 20:19:35,229 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,232 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 82 treesize of output 69 [2018-04-06 20:19:35,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:35,249 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:35,264 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,273 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 39 [2018-04-06 20:19:35,274 INFO L267 ElimStorePlain]: Start of recursive call 235: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:35,308 INFO L267 ElimStorePlain]: Start of recursive call 233: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-06 20:19:35,311 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,318 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 85 treesize of output 80 [2018-04-06 20:19:35,361 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 1 case distinctions, treesize of input 71 treesize of output 67 [2018-04-06 20:19:35,361 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:35,417 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,426 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 69 [2018-04-06 20:19:35,427 INFO L267 ElimStorePlain]: Start of recursive call 238: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:35,533 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,535 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 72 [2018-04-06 20:19:35,550 INFO L267 ElimStorePlain]: Start of recursive call 239: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-06 20:19:35,553 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,555 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:35,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 71 [2018-04-06 20:19:35,570 INFO L267 ElimStorePlain]: Start of recursive call 240: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-06 20:19:35,795 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 1 case distinctions, treesize of input 53 treesize of output 49 [2018-04-06 20:19:35,795 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:35,802 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 1 case distinctions, treesize of input 54 treesize of output 50 [2018-04-06 20:19:35,803 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:35,809 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 1 case distinctions, treesize of input 47 treesize of output 43 [2018-04-06 20:19:35,809 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:35,998 INFO L267 ElimStorePlain]: Start of recursive call 236: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 14 xjuncts. [2018-04-06 20:19:43,472 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:43,473 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 70 treesize of output 59 [2018-04-06 20:19:43,487 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:43,508 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 36 treesize of output 67 [2018-04-06 20:19:43,511 INFO L267 ElimStorePlain]: Start of recursive call 245: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-06 20:19:43,724 INFO L267 ElimStorePlain]: Start of recursive call 244: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-06 20:19:51,634 INFO L267 ElimStorePlain]: Start of recursive call 180: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 142 dim-0 vars, and 172 xjuncts. [2018-04-06 20:19:51,640 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:51,677 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 109 treesize of output 121 [2018-04-06 20:19:52,200 WARN L151 SmtUtils]: Spent 516ms on a formula simplification. DAG size of input: 313 DAG size of output 230 [2018-04-06 20:19:52,213 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 3 case distinctions, treesize of input 73 treesize of output 86 [2018-04-06 20:19:52,214 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:52,628 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 76 treesize of output 75 [2018-04-06 20:19:52,629 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:52,982 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 78 treesize of output 79 [2018-04-06 20:19:52,983 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:52,984 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:52,985 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 72 treesize of output 76 [2018-04-06 20:19:52,986 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:53,334 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:53,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 71 [2018-04-06 20:19:53,351 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:53,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:53,363 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 53 [2018-04-06 20:19:53,364 INFO L267 ElimStorePlain]: Start of recursive call 252: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:53,412 INFO L267 ElimStorePlain]: Start of recursive call 251: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:53,414 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:53,415 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 76 treesize of output 67 [2018-04-06 20:19:53,427 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:53,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:53,440 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 56 [2018-04-06 20:19:53,441 INFO L267 ElimStorePlain]: Start of recursive call 254: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:53,480 INFO L267 ElimStorePlain]: Start of recursive call 253: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:53,969 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:53,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 66 [2018-04-06 20:19:53,974 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:53,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 17 [2018-04-06 20:19:53,976 INFO L267 ElimStorePlain]: Start of recursive call 256: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:53,993 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:53,993 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:54,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 6 treesize of output 1 [2018-04-06 20:19:54,006 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:54,015 INFO L267 ElimStorePlain]: Start of recursive call 255: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:19:54,503 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:54,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-06 20:19:54,510 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:54,510 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:54,524 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:54,524 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:54,525 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:54,525 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:54,527 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 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:19:54,527 INFO L267 ElimStorePlain]: Start of recursive call 261: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:54,541 INFO L267 ElimStorePlain]: Start of recursive call 259: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:19:54,542 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:54,544 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 79 treesize of output 70 [2018-04-06 20:19:54,546 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:54,546 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:54,548 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 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-06 20:19:54,549 INFO L267 ElimStorePlain]: Start of recursive call 263: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:54,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:54,570 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:54,581 INFO L267 ElimStorePlain]: Start of recursive call 262: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:19:55,089 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,091 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 66 [2018-04-06 20:19:55,093 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,094 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,094 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,094 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,096 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 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:19:55,096 INFO L267 ElimStorePlain]: Start of recursive call 266: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:55,115 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:55,115 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:55,125 INFO L267 ElimStorePlain]: Start of recursive call 265: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:19:55,127 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,134 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 81 treesize of output 78 [2018-04-06 20:19:55,169 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,170 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,172 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 0 case distinctions, treesize of input 69 treesize of output 58 [2018-04-06 20:19:55,173 INFO L267 ElimStorePlain]: Start of recursive call 269: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:55,216 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 1 case distinctions, treesize of input 58 treesize of output 54 [2018-04-06 20:19:55,217 INFO L267 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:55,260 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 43 [2018-04-06 20:19:55,262 INFO L267 ElimStorePlain]: Start of recursive call 271: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:55,264 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,265 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 49 treesize of output 44 [2018-04-06 20:19:55,265 INFO L267 ElimStorePlain]: Start of recursive call 272: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:55,311 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 1 case distinctions, treesize of input 45 treesize of output 41 [2018-04-06 20:19:55,311 INFO L267 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:55,358 INFO L267 ElimStorePlain]: Start of recursive call 268: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:55,360 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,363 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 78 treesize of output 67 [2018-04-06 20:19:55,376 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 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 [2018-04-06 20:19:55,378 INFO L267 ElimStorePlain]: Start of recursive call 275: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:19:55,394 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-06 20:19:55,394 INFO L267 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 2 xjuncts. [2018-04-06 20:19:55,404 INFO L267 ElimStorePlain]: Start of recursive call 274: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:19:55,985 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:55,987 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 73 treesize of output 64 [2018-04-06 20:19:55,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 6 treesize of output 1 [2018-04-06 20:19:55,989 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:56,002 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:56,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:56,018 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 57 [2018-04-06 20:19:56,019 INFO L267 ElimStorePlain]: Start of recursive call 279: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-06 20:19:56,084 INFO L267 ElimStorePlain]: Start of recursive call 277: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 6 xjuncts. [2018-04-06 20:19:56,085 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:56,086 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 69 treesize of output 62 [2018-04-06 20:19:56,090 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:56,096 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 33 treesize of output 30 [2018-04-06 20:19:56,097 INFO L267 ElimStorePlain]: Start of recursive call 281: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:19:56,116 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 6 treesize of output 1 [2018-04-06 20:19:56,116 INFO L267 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:56,127 INFO L267 ElimStorePlain]: Start of recursive call 280: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:19:56,783 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:56,790 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 72 [2018-04-06 20:19:56,850 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:56,861 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 2 case distinctions, treesize of input 55 treesize of output 64 [2018-04-06 20:19:56,862 INFO L267 ElimStorePlain]: Start of recursive call 284: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:56,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 54 [2018-04-06 20:19:56,938 INFO L267 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:57,000 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:57,001 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:57,016 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 70 [2018-04-06 20:19:57,017 INFO L267 ElimStorePlain]: Start of recursive call 286: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-06 20:19:57,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 38 [2018-04-06 20:19:57,146 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:57,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 43 treesize of output 37 [2018-04-06 20:19:57,148 INFO L267 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:57,150 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 39 treesize of output 33 [2018-04-06 20:19:57,150 INFO L267 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2018-04-06 20:19:57,244 INFO L267 ElimStorePlain]: Start of recursive call 283: 4 dim-1 vars, End of recursive call: 5 dim-0 vars, and 9 xjuncts. [2018-04-06 20:19:57,999 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:58,011 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 86 treesize of output 87 [2018-04-06 20:19:58,081 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,082 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,082 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:58,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 79 [2018-04-06 20:19:58,099 INFO L267 ElimStorePlain]: Start of recursive call 291: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:58,247 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,248 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,248 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:58,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 79 [2018-04-06 20:19:58,267 INFO L267 ElimStorePlain]: Start of recursive call 292: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:58,409 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,411 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:58,422 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 69 [2018-04-06 20:19:58,423 INFO L267 ElimStorePlain]: Start of recursive call 293: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:58,580 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,580 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,580 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:58,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 79 [2018-04-06 20:19:58,597 INFO L267 ElimStorePlain]: Start of recursive call 294: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:58,767 INFO L267 ElimStorePlain]: Start of recursive call 290: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-04-06 20:19:58,769 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:58,775 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 83 treesize of output 76 [2018-04-06 20:19:58,804 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:58,819 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 66 [2018-04-06 20:19:58,820 INFO L267 ElimStorePlain]: Start of recursive call 296: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:58,900 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,902 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:58,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:58,924 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 78 [2018-04-06 20:19:58,926 INFO L267 ElimStorePlain]: Start of recursive call 297: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-06 20:19:59,076 INFO L267 ElimStorePlain]: Start of recursive call 295: 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 9 xjuncts. [2018-04-06 20:19:59,078 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:59,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:59,079 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 71 [2018-04-06 20:19:59,081 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:59,081 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:59,081 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:59,082 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:59,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:19:59,086 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:19:59,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 75 [2018-04-06 20:19:59,098 INFO L267 ElimStorePlain]: Start of recursive call 299: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:19:59,159 INFO L267 ElimStorePlain]: Start of recursive call 298: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:20:00,264 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:00,265 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 76 treesize of output 65 [2018-04-06 20:20:00,277 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:00,278 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:00,289 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 53 [2018-04-06 20:20:00,290 INFO L267 ElimStorePlain]: Start of recursive call 301: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:20:00,334 INFO L267 ElimStorePlain]: Start of recursive call 300: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:20:01,356 INFO L267 ElimStorePlain]: Start of recursive call 246: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 44 dim-0 vars, and 50 xjuncts. [2018-04-06 20:20:01,360 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:01,396 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 105 treesize of output 119 [2018-04-06 20:20:01,957 WARN L151 SmtUtils]: Spent 554ms on a formula simplification. DAG size of input: 287 DAG size of output 207 [2018-04-06 20:20:01,960 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 77 treesize of output 78 [2018-04-06 20:20:01,987 INFO L267 ElimStorePlain]: Start of recursive call 303: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:01,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 95 [2018-04-06 20:20:01,991 INFO L267 ElimStorePlain]: Start of recursive call 304: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:01,993 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:01,994 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 71 treesize of output 75 [2018-04-06 20:20:01,994 INFO L267 ElimStorePlain]: Start of recursive call 305: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:02,390 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 72 treesize of output 71 [2018-04-06 20:20:02,390 INFO L267 ElimStorePlain]: Start of recursive call 306: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:02,711 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 68 treesize of output 74 [2018-04-06 20:20:02,712 INFO L267 ElimStorePlain]: Start of recursive call 307: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:03,029 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,030 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 72 treesize of output 63 [2018-04-06 20:20:03,042 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,042 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:03,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 38 [2018-04-06 20:20:03,045 INFO L267 ElimStorePlain]: Start of recursive call 309: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:03,056 INFO L267 ElimStorePlain]: Start of recursive call 308: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:03,359 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,365 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 71 treesize of output 70 [2018-04-06 20:20:03,395 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,396 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 53 treesize of output 48 [2018-04-06 20:20:03,397 INFO L267 ElimStorePlain]: Start of recursive call 311: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:03,426 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 40 treesize of output 34 [2018-04-06 20:20:03,427 INFO L267 ElimStorePlain]: Start of recursive call 312: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:03,452 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,452 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,455 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 58 treesize of output 50 [2018-04-06 20:20:03,455 INFO L267 ElimStorePlain]: Start of recursive call 313: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:03,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 31 [2018-04-06 20:20:03,479 INFO L267 ElimStorePlain]: Start of recursive call 314: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:03,500 INFO L267 ElimStorePlain]: Start of recursive call 310: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:20:03,786 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,789 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 74 treesize of output 65 [2018-04-06 20:20:03,801 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,802 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 22 treesize of output 17 [2018-04-06 20:20:03,804 INFO L267 ElimStorePlain]: Start of recursive call 316: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:03,816 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 6 treesize of output 1 [2018-04-06 20:20:03,817 INFO L267 ElimStorePlain]: Start of recursive call 317: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:03,824 INFO L267 ElimStorePlain]: Start of recursive call 315: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:03,827 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,833 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 74 treesize of output 73 [2018-04-06 20:20:03,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 58 [2018-04-06 20:20:03,867 INFO L267 ElimStorePlain]: Start of recursive call 319: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:03,900 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,901 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 53 treesize of output 48 [2018-04-06 20:20:03,902 INFO L267 ElimStorePlain]: Start of recursive call 320: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:03,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2018-04-06 20:20:03,932 INFO L267 ElimStorePlain]: Start of recursive call 321: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:03,960 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,960 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 47 [2018-04-06 20:20:03,964 INFO L267 ElimStorePlain]: Start of recursive call 322: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:03,991 INFO L267 ElimStorePlain]: Start of recursive call 318: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:20:03,993 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,995 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 64 [2018-04-06 20:20:03,997 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,997 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:03,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,000 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 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:20:04,000 INFO L267 ElimStorePlain]: Start of recursive call 324: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:04,016 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 6 treesize of output 1 [2018-04-06 20:20:04,016 INFO L267 ElimStorePlain]: Start of recursive call 325: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:04,024 INFO L267 ElimStorePlain]: Start of recursive call 323: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:04,308 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,309 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 64 [2018-04-06 20:20:04,311 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 6 treesize of output 1 [2018-04-06 20:20:04,311 INFO L267 ElimStorePlain]: Start of recursive call 327: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:04,323 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,323 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,324 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,326 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29 [2018-04-06 20:20:04,327 INFO L267 ElimStorePlain]: Start of recursive call 328: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:04,336 INFO L267 ElimStorePlain]: Start of recursive call 326: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:04,608 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,610 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 75 treesize of output 66 [2018-04-06 20:20:04,625 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:04,628 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 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-06 20:20:04,628 INFO L267 ElimStorePlain]: Start of recursive call 330: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:04,642 INFO L267 ElimStorePlain]: Start of recursive call 329: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:04,644 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2018-04-06 20:20:04,658 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,658 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,659 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:04,661 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 0 case distinctions, treesize of input 31 treesize of output 41 [2018-04-06 20:20:04,661 INFO L267 ElimStorePlain]: Start of recursive call 332: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:04,676 INFO L267 ElimStorePlain]: Start of recursive call 331: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:04,925 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:04,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:04,935 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 79 treesize of output 82 [2018-04-06 20:20:05,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,004 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:05,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 63 [2018-04-06 20:20:05,008 INFO L267 ElimStorePlain]: Start of recursive call 334: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,075 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,075 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,076 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,076 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:05,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 65 [2018-04-06 20:20:05,081 INFO L267 ElimStorePlain]: Start of recursive call 335: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,143 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,144 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,144 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:05,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 57 [2018-04-06 20:20:05,150 INFO L267 ElimStorePlain]: Start of recursive call 336: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,215 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,216 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:05,218 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 0 case distinctions, treesize of input 53 treesize of output 57 [2018-04-06 20:20:05,219 INFO L267 ElimStorePlain]: Start of recursive call 337: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,272 INFO L267 ElimStorePlain]: Start of recursive call 333: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-06 20:20:05,274 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:05,281 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 79 treesize of output 74 [2018-04-06 20:20:05,312 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,313 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,313 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,314 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:05,318 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 65 [2018-04-06 20:20:05,318 INFO L267 ElimStorePlain]: Start of recursive call 339: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,352 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:05,354 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 0 case distinctions, treesize of input 50 treesize of output 49 [2018-04-06 20:20:05,355 INFO L267 ElimStorePlain]: Start of recursive call 340: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,379 INFO L267 ElimStorePlain]: Start of recursive call 338: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-06 20:20:05,382 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:05,383 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2018-04-06 20:20:05,385 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,385 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,385 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,386 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:05,387 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,390 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 55 [2018-04-06 20:20:05,390 INFO L267 ElimStorePlain]: Start of recursive call 342: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,407 INFO L267 ElimStorePlain]: Start of recursive call 341: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,682 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,684 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 72 treesize of output 65 [2018-04-06 20:20:05,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-06 20:20:05,686 INFO L267 ElimStorePlain]: Start of recursive call 344: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:05,700 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,700 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,701 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,703 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 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-06 20:20:05,703 INFO L267 ElimStorePlain]: Start of recursive call 345: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,715 INFO L267 ElimStorePlain]: Start of recursive call 343: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,717 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,718 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 69 treesize of output 64 [2018-04-06 20:20:05,720 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,720 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,720 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,721 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:05,723 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 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:20:05,723 INFO L267 ElimStorePlain]: Start of recursive call 347: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:05,739 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 6 treesize of output 1 [2018-04-06 20:20:05,739 INFO L267 ElimStorePlain]: Start of recursive call 348: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:05,748 INFO L267 ElimStorePlain]: Start of recursive call 346: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:06,005 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:06,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 64 [2018-04-06 20:20:06,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:06,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2018-04-06 20:20:06,011 INFO L267 ElimStorePlain]: Start of recursive call 350: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:06,025 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 6 treesize of output 1 [2018-04-06 20:20:06,025 INFO L267 ElimStorePlain]: Start of recursive call 351: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:06,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 6 treesize of output 1 [2018-04-06 20:20:06,036 INFO L267 ElimStorePlain]: Start of recursive call 352: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:06,044 INFO L267 ElimStorePlain]: Start of recursive call 349: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:20:06,293 INFO L267 ElimStorePlain]: Start of recursive call 302: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 20 dim-0 vars, and 20 xjuncts. [2018-04-06 20:20:28,613 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:28,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 105 treesize of output 132 [2018-04-06 20:20:28,665 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:20:31,984 WARN L151 SmtUtils]: Spent 3295ms on a formula simplification. DAG size of input: 910 DAG size of output 663 [2018-04-06 20:20:31,987 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 78 treesize of output 77 [2018-04-06 20:20:31,988 INFO L267 ElimStorePlain]: Start of recursive call 354: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:34,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 7 case distinctions, treesize of input 68 treesize of output 104 [2018-04-06 20:20:34,665 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:34,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:34,673 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 2 case distinctions, treesize of input 82 treesize of output 95 [2018-04-06 20:20:34,674 INFO L267 ElimStorePlain]: Start of recursive call 356: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:34,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:34,861 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:34,863 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 74 treesize of output 90 [2018-04-06 20:20:34,864 INFO L267 ElimStorePlain]: Start of recursive call 357: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:35,042 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:35,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:35,051 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 2 case distinctions, treesize of input 86 treesize of output 99 [2018-04-06 20:20:35,052 INFO L267 ElimStorePlain]: Start of recursive call 358: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:35,245 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:35,245 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:35,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:35,248 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 82 treesize of output 107 [2018-04-06 20:20:35,248 INFO L267 ElimStorePlain]: Start of recursive call 359: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:35,613 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:35,613 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:35,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 89 [2018-04-06 20:20:35,617 INFO L267 ElimStorePlain]: Start of recursive call 360: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:35,778 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:35,787 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 3 case distinctions, treesize of input 78 treesize of output 91 [2018-04-06 20:20:35,787 INFO L267 ElimStorePlain]: Start of recursive call 361: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:35,926 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:35,936 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 3 case distinctions, treesize of input 82 treesize of output 95 [2018-04-06 20:20:35,936 INFO L267 ElimStorePlain]: Start of recursive call 362: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:36,047 INFO L267 ElimStorePlain]: Start of recursive call 355: 8 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-06 20:20:36,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 7 case distinctions, treesize of input 74 treesize of output 110 [2018-04-06 20:20:36,085 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:36,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 93 treesize of output 103 [2018-04-06 20:20:36,096 INFO L267 ElimStorePlain]: Start of recursive call 364: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:36,302 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 3 case distinctions, treesize of input 88 treesize of output 98 [2018-04-06 20:20:36,303 INFO L267 ElimStorePlain]: Start of recursive call 365: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:36,471 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:36,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 94 [2018-04-06 20:20:36,482 INFO L267 ElimStorePlain]: Start of recursive call 366: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:36,631 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:36,631 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:36,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 110 [2018-04-06 20:20:36,634 INFO L267 ElimStorePlain]: Start of recursive call 367: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:36,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:36,777 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:36,779 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 77 treesize of output 93 [2018-04-06 20:20:36,779 INFO L267 ElimStorePlain]: Start of recursive call 368: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:36,915 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:20:36,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 92 [2018-04-06 20:20:36,920 INFO L267 ElimStorePlain]: Start of recursive call 369: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:37,248 INFO L267 ElimStorePlain]: Start of recursive call 363: 8 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-06 20:20:40,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 113 [2018-04-06 20:20:40,529 INFO L267 ElimStorePlain]: Start of recursive call 370: End of recursive call: and 8 xjuncts. [2018-04-06 20:20:44,086 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 100 [2018-04-06 20:20:44,087 INFO L267 ElimStorePlain]: Start of recursive call 371: End of recursive call: and 4 xjuncts. [2018-04-06 20:20:44,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 82 treesize of output 105 [2018-04-06 20:20:44,117 INFO L267 ElimStorePlain]: Start of recursive call 372: End of recursive call: and 4 xjuncts. [2018-04-06 20:20:44,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 79 treesize of output 102 [2018-04-06 20:20:44,148 INFO L267 ElimStorePlain]: Start of recursive call 373: End of recursive call: and 4 xjuncts. [2018-04-06 20:20:48,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 88 treesize of output 80 [2018-04-06 20:20:48,129 INFO L267 ElimStorePlain]: Start of recursive call 374: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:48,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 85 treesize of output 77 [2018-04-06 20:20:48,156 INFO L267 ElimStorePlain]: Start of recursive call 375: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:48,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 86 treesize of output 78 [2018-04-06 20:20:48,182 INFO L267 ElimStorePlain]: Start of recursive call 376: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:52,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 7 case distinctions, treesize of input 68 treesize of output 94 [2018-04-06 20:20:52,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 95 [2018-04-06 20:20:52,105 INFO L267 ElimStorePlain]: Start of recursive call 378: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:52,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:20:52,201 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 74 treesize of output 90 [2018-04-06 20:20:52,201 INFO L267 ElimStorePlain]: Start of recursive call 379: End of recursive call: and 1 xjuncts. [2018-04-06 20:20:52,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 91 [2018-04-06 20:20:52,305 INFO L267 ElimStorePlain]: Start of recursive call 380: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:52,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 91 [2018-04-06 20:20:52,418 INFO L267 ElimStorePlain]: Start of recursive call 381: End of recursive call: and 2 xjuncts. [2018-04-06 20:20:52,525 INFO L267 ElimStorePlain]: Start of recursive call 377: 4 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-06 20:20:56,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 7 case distinctions, treesize of input 78 treesize of output 84 [2018-04-06 20:20:56,629 INFO L267 ElimStorePlain]: Start of recursive call 382: End of recursive call: and 2 xjuncts. [2018-04-06 20:21:00,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 70 [2018-04-06 20:21:00,728 INFO L267 ElimStorePlain]: Start of recursive call 383: End of recursive call: and 1 xjuncts. [2018-04-06 20:21:00,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 83 treesize of output 76 [2018-04-06 20:21:00,755 INFO L267 ElimStorePlain]: Start of recursive call 384: End of recursive call: and 1 xjuncts. [2018-04-06 20:21:04,621 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:04,629 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 64 [2018-04-06 20:21:04,638 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 43 treesize of output 53 [2018-04-06 20:21:04,675 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 57 [2018-04-06 20:21:04,676 INFO L267 ElimStorePlain]: Start of recursive call 387: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-06 20:21:04,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2018-04-06 20:21:04,754 INFO L267 ElimStorePlain]: Start of recursive call 388: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:21:04,817 INFO L267 ElimStorePlain]: Start of recursive call 386: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 6 xjuncts. [2018-04-06 20:21:04,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 43 treesize of output 68 [2018-04-06 20:21:05,064 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 116 DAG size of output 108 [2018-04-06 20:21:05,067 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:05,077 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 2 case distinctions, treesize of input 45 treesize of output 56 [2018-04-06 20:21:05,078 INFO L267 ElimStorePlain]: Start of recursive call 390: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:21:05,202 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:05,202 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:05,208 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 1 case distinctions, treesize of input 46 treesize of output 50 [2018-04-06 20:21:05,208 INFO L267 ElimStorePlain]: Start of recursive call 391: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:21:05,335 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:05,336 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:05,353 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 69 [2018-04-06 20:21:05,355 INFO L267 ElimStorePlain]: Start of recursive call 392: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-06 20:21:05,603 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:05,612 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 2 case distinctions, treesize of input 45 treesize of output 54 [2018-04-06 20:21:05,613 INFO L267 ElimStorePlain]: Start of recursive call 393: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-06 20:21:05,855 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:05,857 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 43 treesize of output 44 [2018-04-06 20:21:05,857 INFO L267 ElimStorePlain]: Start of recursive call 394: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:21:06,115 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:06,116 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:06,121 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 1 case distinctions, treesize of input 46 treesize of output 50 [2018-04-06 20:21:06,122 INFO L267 ElimStorePlain]: Start of recursive call 395: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:21:06,341 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:21:06,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:21:06,359 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 68 [2018-04-06 20:21:06,361 INFO L267 ElimStorePlain]: Start of recursive call 396: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-06 20:21:06,622 INFO L267 ElimStorePlain]: Start of recursive call 389: 7 dim-1 vars, End of recursive call: 13 dim-0 vars, and 20 xjuncts. [2018-04-06 20:21:06,931 INFO L267 ElimStorePlain]: Start of recursive call 385: 2 dim-1 vars, End of recursive call: 16 dim-0 vars, and 25 xjuncts. Received shutdown request... [2018-04-06 20:21:09,064 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-06 20:21:09,064 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-06 20:21:09,069 WARN L197 ceAbstractionStarter]: Timeout [2018-04-06 20:21:09,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 08:21:09 BoogieIcfgContainer [2018-04-06 20:21:09,069 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-06 20:21:09,069 INFO L168 Benchmark]: Toolchain (without parser) took 257349.82 ms. Allocated memory was 304.6 MB in the beginning and 385.9 MB in the end (delta: 81.3 MB). Free memory was 241.6 MB in the beginning and 330.6 MB in the end (delta: -88.9 MB). Peak memory consumption was 346.8 MB. Max. memory is 5.3 GB. [2018-04-06 20:21:09,070 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 304.6 MB. Free memory is still 266.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-06 20:21:09,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.27 ms. Allocated memory is still 304.6 MB. Free memory was 241.6 MB in the beginning and 215.6 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 5.3 GB. [2018-04-06 20:21:09,071 INFO L168 Benchmark]: Boogie Preprocessor took 67.63 ms. Allocated memory is still 304.6 MB. Free memory was 215.6 MB in the beginning and 213.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-04-06 20:21:09,071 INFO L168 Benchmark]: RCFGBuilder took 732.58 ms. Allocated memory was 304.6 MB in the beginning and 467.1 MB in the end (delta: 162.5 MB). Free memory was 213.6 MB in the beginning and 383.3 MB in the end (delta: -169.7 MB). Peak memory consumption was 23.2 MB. Max. memory is 5.3 GB. [2018-04-06 20:21:09,071 INFO L168 Benchmark]: TraceAbstraction took 256169.76 ms. Allocated memory was 467.1 MB in the beginning and 385.9 MB in the end (delta: -81.3 MB). Free memory was 383.3 MB in the beginning and 330.6 MB in the end (delta: 52.7 MB). Peak memory consumption was 325.9 MB. Max. memory is 5.3 GB. [2018-04-06 20:21:09,072 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 304.6 MB. Free memory is still 266.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 375.27 ms. Allocated memory is still 304.6 MB. Free memory was 241.6 MB in the beginning and 215.6 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 67.63 ms. Allocated memory is still 304.6 MB. Free memory was 215.6 MB in the beginning and 213.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 732.58 ms. Allocated memory was 304.6 MB in the beginning and 467.1 MB in the end (delta: 162.5 MB). Free memory was 213.6 MB in the beginning and 383.3 MB in the end (delta: -169.7 MB). Peak memory consumption was 23.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 256169.76 ms. Allocated memory was 467.1 MB in the beginning and 385.9 MB in the end (delta: -81.3 MB). Free memory was 383.3 MB in the beginning and 330.6 MB in the end (delta: 52.7 MB). Peak memory consumption was 325.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 679]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 679). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 656]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 656). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 683]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 683). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 654]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 654). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 655]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 655). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 664]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 664). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 636]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 636). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 660]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 660). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 673]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 673). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 637]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 637). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 680]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 680). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 652]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 652). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 677]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 677). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 646]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 646). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 640]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 640). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 661]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 661). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 683]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 683). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 653]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 653). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 667]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 667). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 660]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 660). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 684]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 684). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 656]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 656). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 670]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 670). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 667]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 667). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 640]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 640). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 679]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 679). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 628]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 628). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 662]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 662). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 640]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 640). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 646]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 646). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 657]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 657). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 662]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 662). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 660]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 660). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 654]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 654). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 665]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 665). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 677]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 677). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 664]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 664). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 653]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 653). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 656]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 656). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 637]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 637). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 670]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 670). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 654]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 654). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 655]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 655). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 660]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 660). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 684]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 684). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 656]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 656). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 636]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 636). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 641]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 641). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 680]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 680). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 640]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 640). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 654]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 654). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 657]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 657). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 641]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 641). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 661]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 661). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 673]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 673). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 652]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 652). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - TimeoutResultAtElement [Line: 665]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 665). Cancelled while BasicCegarLoop was analyzing trace of length 81 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 753. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 169 locations, 59 error locations. TIMEOUT Result, 256.1s OverallTime, 25 OverallIterations, 3 TraceHistogramMax, 38.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3268 SDtfs, 7892 SDslu, 13299 SDs, 0 SdLazy, 9281 SolverSat, 611 SolverUnsat, 25 SolverUnknown, 0 SolverNotchecked, 27.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2276 GetRequests, 1795 SyntacticMatches, 22 SemanticMatches, 459 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 2976 ImplicationChecksByTransitivity, 19.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=208occurred in iteration=18, 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, 24 MinimizatonAttempts, 1284 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 14.2s InterpolantComputationTime, 1028 NumberOfCodeBlocks, 1028 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 2008 ConstructedInterpolants, 121 QuantifiedInterpolants, 1055841 SizeOfPredicates, 213 NumberOfNonLiveVariables, 3403 ConjunctsInSsa, 371 ConjunctsInUnsatCore, 48 InterpolantComputations, 37 PerfectInterpolantSequences, 256/314 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0513_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-06_20-21-09-080.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0513_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-06_20-21-09-080.csv Completed graceful shutdown