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/forester-heap/sll-token_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-453dfda-m [2018-04-09 23:14:02,947 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-09 23:14:02,948 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-09 23:14:02,963 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-09 23:14:02,964 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-09 23:14:02,964 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-09 23:14:02,966 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-09 23:14:02,967 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-09 23:14:02,970 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-09 23:14:02,970 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-09 23:14:02,971 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-04-09 23:14:02,993 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 [2018-04-09 23:14:03,017 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-09 23:14:03,018 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-09 23:14:03,018 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-09 23:14:03,018 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-09 23:14:03,019 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-09 23:14:03,019 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-09 23:14:03,019 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-09 23:14:03,020 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-09 23:14:03,020 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-09 23:14:03,020 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-09 23:14:03,020 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-09 23:14:03,021 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-09 23:14:03,021 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-09 23:14:03,021 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-09 23:14:03,021 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-09 23:14:03,021 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-09 23:14:03,022 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-09 23:14:03,022 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-09 23:14:03,022 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-09 23:14:03,022 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-09 23:14:03,022 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-09 23:14:03,023 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-09 23:14:03,023 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-09 23:14:03,023 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-09 23:14:03,023 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-09 23:14:03,024 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-09 23:14:03,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-09 23:14:03,024 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-09 23:14:03,024 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-09 23:14:03,024 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-09 23:14:03,025 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-09 23:14:03,025 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-09 23:14:03,025 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 23:14:03,025 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-09 23:14:03,026 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-09 23:14:03,026 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-09 23:14:03,026 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-09 23:14:03,027 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-09 23:14:03,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-09 23:14:03,075 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-09 23:14:03,079 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-09 23:14:03,081 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-09 23:14:03,081 INFO L276 PluginConnector]: CDTParser initialized [2018-04-09 23:14:03,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,417 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG26da2e06e [2018-04-09 23:14:03,601 INFO L287 CDTParser]: IsIndexed: true [2018-04-09 23:14:03,601 INFO L288 CDTParser]: Found 1 translation units. [2018-04-09 23:14:03,602 INFO L168 CDTParser]: Scanning sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,612 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-09 23:14:03,612 INFO L215 ultiparseSymbolTable]: [2018-04-09 23:14:03,612 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-09 23:14:03,612 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,612 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-09 23:14:03,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__wchar_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__nlink_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__loff_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fd_mask in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__uint in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__id_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_int in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____clock_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__dev_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____loff_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fsid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__suseconds_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____int8_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__clockid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____sigset_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__timer_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,615 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,615 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,615 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_short in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,615 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____nlink_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,615 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__SLL in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,615 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__gid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,615 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uint64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,615 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ssize_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,616 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____off_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,616 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_long in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,616 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsword_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,616 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fd_mask in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,616 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,616 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____socklen_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,616 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__int32_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,616 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,617 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____mode_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,617 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__idtype_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,617 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____quad_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,617 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____ssize_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,617 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____timer_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,617 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____ino_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,617 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____intptr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,617 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__size_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,618 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__off_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,618 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_char in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,618 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____gid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,618 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____int16_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,618 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_long in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,618 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,618 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____rlim_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,618 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__blkcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__quad_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____pid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____clockid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____off64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_char in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,619 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__uid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fd_set in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____qaddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____rlim64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____dev_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_key_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__int16_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__time_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,620 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____blksize_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__blksize_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____int32_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uint32_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__div_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____id_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__sigset_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_short in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__mode_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__caddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__key_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____caddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,621 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ulong in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,622 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,622 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,622 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,622 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__daddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,622 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,622 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,622 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uint16_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,622 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__clock_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,622 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__int8_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,623 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____ino64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,623 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____blkcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,623 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__int64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,623 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__register_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,623 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____daddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,623 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,623 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,623 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,624 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____time_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,624 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____key_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,624 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ushort in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,624 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uint8_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,624 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,624 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____int64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,624 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ldiv_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,624 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____useconds_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,624 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ino_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:03,642 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG26da2e06e [2018-04-09 23:14:03,647 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-09 23:14:03,649 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-09 23:14:03,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-09 23:14:03,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-09 23:14:03,655 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-09 23:14:03,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.04 11:14:03" (1/1) ... [2018-04-09 23:14:03,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0534cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:03, skipping insertion in model container [2018-04-09 23:14:03,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.04 11:14:03" (1/1) ... [2018-04-09 23:14:03,673 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-09 23:14:03,708 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-09 23:14:03,892 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-09 23:14:03,947 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-09 23:14:03,955 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-09 23:14:04,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04 WrapperNode [2018-04-09 23:14:04,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-09 23:14:04,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-09 23:14:04,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-09 23:14:04,006 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-09 23:14:04,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04" (1/1) ... [2018-04-09 23:14:04,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04" (1/1) ... [2018-04-09 23:14:04,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04" (1/1) ... [2018-04-09 23:14:04,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04" (1/1) ... [2018-04-09 23:14:04,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04" (1/1) ... [2018-04-09 23:14:04,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04" (1/1) ... [2018-04-09 23:14:04,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04" (1/1) ... [2018-04-09 23:14:04,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-09 23:14:04,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-09 23:14:04,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-09 23:14:04,068 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-09 23:14:04,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04" (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 [2018-04-09 23:14:04,197 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-09 23:14:04,197 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-09 23:14:04,197 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-09 23:14:04,197 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-09 23:14:04,197 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-09 23:14:04,198 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-09 23:14:04,199 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-09 23:14:04,200 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-09 23:14:04,201 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-09 23:14:04,201 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-09 23:14:04,201 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-09 23:14:04,201 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-09 23:14:04,201 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-09 23:14:04,201 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-09 23:14:04,201 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-09 23:14:04,202 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-09 23:14:04,202 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-09 23:14:04,202 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-09 23:14:04,202 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-09 23:14:04,202 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-09 23:14:04,202 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-09 23:14:04,202 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-09 23:14:04,203 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-09 23:14:04,203 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-09 23:14:04,203 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-09 23:14:04,203 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-09 23:14:04,203 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-09 23:14:04,203 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-09 23:14:04,203 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-09 23:14:04,204 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-09 23:14:04,204 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-09 23:14:04,204 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-09 23:14:04,204 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-09 23:14:04,204 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-09 23:14:04,204 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-09 23:14:04,204 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-09 23:14:04,204 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-09 23:14:04,205 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-09 23:14:04,205 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-09 23:14:04,205 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-09 23:14:04,205 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-09 23:14:04,205 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-09 23:14:04,205 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-09 23:14:04,205 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-09 23:14:04,205 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-09 23:14:04,206 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-09 23:14:04,206 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-09 23:14:04,206 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-09 23:14:04,206 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-09 23:14:04,206 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-09 23:14:04,206 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-09 23:14:04,206 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-09 23:14:04,206 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-09 23:14:04,207 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-09 23:14:04,207 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-09 23:14:04,207 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-09 23:14:04,207 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-09 23:14:04,207 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-09 23:14:04,207 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-09 23:14:04,207 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-09 23:14:04,207 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-09 23:14:04,208 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-09 23:14:04,208 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-09 23:14:04,208 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-09 23:14:04,208 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-09 23:14:04,208 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-09 23:14:04,208 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-09 23:14:04,208 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-09 23:14:04,208 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-09 23:14:04,209 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-09 23:14:04,209 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-09 23:14:04,209 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-09 23:14:04,209 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-09 23:14:04,209 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-09 23:14:04,209 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-09 23:14:04,209 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-09 23:14:04,210 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-09 23:14:04,210 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-09 23:14:04,210 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-09 23:14:04,210 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-09 23:14:04,210 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-09 23:14:04,210 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-09 23:14:04,210 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-09 23:14:04,210 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-09 23:14:04,211 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-09 23:14:04,211 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-09 23:14:04,211 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-09 23:14:04,211 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-09 23:14:04,211 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-09 23:14:04,211 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-09 23:14:04,211 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-09 23:14:04,719 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-09 23:14:04,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.04 11:14:04 BoogieIcfgContainer [2018-04-09 23:14:04,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-09 23:14:04,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-09 23:14:04,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-09 23:14:04,724 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-09 23:14:04,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.04 11:14:03" (1/3) ... [2018-04-09 23:14:04,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c20701b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.04 11:14:04, skipping insertion in model container [2018-04-09 23:14:04,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 11:14:04" (2/3) ... [2018-04-09 23:14:04,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c20701b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.04 11:14:04, skipping insertion in model container [2018-04-09 23:14:04,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.04 11:14:04" (3/3) ... [2018-04-09 23:14:04,728 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-09 23:14:04,738 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-09 23:14:04,746 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 45 error locations. [2018-04-09 23:14:04,794 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-09 23:14:04,795 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-09 23:14:04,795 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-09 23:14:04,795 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-09 23:14:04,795 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-09 23:14:04,795 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-09 23:14:04,795 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-09 23:14:04,795 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-09 23:14:04,796 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-09 23:14:04,796 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-09 23:14:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-04-09 23:14:04,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-09 23:14:04,817 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:04,818 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:04,818 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:04,823 INFO L82 PathProgramCache]: Analyzing trace with hash 574300586, 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 [2018-04-09 23:14:04,838 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:04,869 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:04,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:04,917 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:04,923 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:04,923 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 23:14:04,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:04,935 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:04,986 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:04,986 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 23:14:04,988 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-09 23:14:04,998 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-09 23:14:04,998 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-09 23:14:05,000 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 4 states. [2018-04-09 23:14:05,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:05,224 INFO L93 Difference]: Finished difference Result 314 states and 365 transitions. [2018-04-09 23:14:05,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-09 23:14:05,226 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-04-09 23:14:05,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:05,240 INFO L225 Difference]: With dead ends: 314 [2018-04-09 23:14:05,241 INFO L226 Difference]: Without dead ends: 165 [2018-04-09 23:14:05,246 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-09 23:14:05,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-04-09 23:14:05,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 132. [2018-04-09 23:14:05,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-09 23:14:05,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 134 transitions. [2018-04-09 23:14:05,297 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 134 transitions. Word has length 9 [2018-04-09 23:14:05,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:05,298 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 134 transitions. [2018-04-09 23:14:05,298 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-09 23:14:05,298 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 134 transitions. [2018-04-09 23:14:05,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-09 23:14:05,298 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:05,299 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:05,299 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:05,299 INFO L82 PathProgramCache]: Analyzing trace with hash 574300587, 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 [2018-04-09 23:14:05,306 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:05,318 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:05,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:05,330 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:05,335 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:05,335 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 23:14:05,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:05,351 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:05,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:05,419 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:05,419 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-09 23:14:05,420 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-09 23:14:05,420 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-09 23:14:05,420 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-09 23:14:05,421 INFO L87 Difference]: Start difference. First operand 132 states and 134 transitions. Second operand 6 states. [2018-04-09 23:14:05,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:05,533 INFO L93 Difference]: Finished difference Result 164 states and 166 transitions. [2018-04-09 23:14:05,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-09 23:14:05,533 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-04-09 23:14:05,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:05,535 INFO L225 Difference]: With dead ends: 164 [2018-04-09 23:14:05,535 INFO L226 Difference]: Without dead ends: 162 [2018-04-09 23:14:05,536 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-09 23:14:05,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-04-09 23:14:05,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 130. [2018-04-09 23:14:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-04-09 23:14:05,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 132 transitions. [2018-04-09 23:14:05,545 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 132 transitions. Word has length 9 [2018-04-09 23:14:05,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:05,546 INFO L459 AbstractCegarLoop]: Abstraction has 130 states and 132 transitions. [2018-04-09 23:14:05,546 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-09 23:14:05,546 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 132 transitions. [2018-04-09 23:14:05,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-09 23:14:05,546 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:05,546 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:05,547 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:05,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1252454349, 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 [2018-04-09 23:14:05,568 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:05,583 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:05,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:05,607 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:05,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:05,640 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:05,641 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 23:14:05,641 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-09 23:14:05,641 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-09 23:14:05,641 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-09 23:14:05,641 INFO L87 Difference]: Start difference. First operand 130 states and 132 transitions. Second operand 4 states. [2018-04-09 23:14:05,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:05,766 INFO L93 Difference]: Finished difference Result 155 states and 160 transitions. [2018-04-09 23:14:05,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 23:14:05,766 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-04-09 23:14:05,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:05,768 INFO L225 Difference]: With dead ends: 155 [2018-04-09 23:14:05,770 INFO L226 Difference]: Without dead ends: 140 [2018-04-09 23:14:05,771 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-09 23:14:05,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-04-09 23:14:05,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 121. [2018-04-09 23:14:05,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-04-09 23:14:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 125 transitions. [2018-04-09 23:14:05,783 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 125 transitions. Word has length 16 [2018-04-09 23:14:05,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:05,784 INFO L459 AbstractCegarLoop]: Abstraction has 121 states and 125 transitions. [2018-04-09 23:14:05,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-09 23:14:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 125 transitions. [2018-04-09 23:14:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-09 23:14:05,784 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:05,785 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:05,785 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:05,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1252454350, 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 [2018-04-09 23:14:05,792 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:05,810 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:05,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:05,868 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:05,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:05,924 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:05,924 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 23:14:05,924 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-09 23:14:05,924 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-09 23:14:05,924 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-09 23:14:05,925 INFO L87 Difference]: Start difference. First operand 121 states and 125 transitions. Second operand 4 states. [2018-04-09 23:14:06,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:06,119 INFO L93 Difference]: Finished difference Result 155 states and 161 transitions. [2018-04-09 23:14:06,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 23:14:06,119 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-04-09 23:14:06,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:06,121 INFO L225 Difference]: With dead ends: 155 [2018-04-09 23:14:06,121 INFO L226 Difference]: Without dead ends: 151 [2018-04-09 23:14:06,121 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-09 23:14:06,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-04-09 23:14:06,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 117. [2018-04-09 23:14:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2018-04-09 23:14:06,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 121 transitions. [2018-04-09 23:14:06,134 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 121 transitions. Word has length 16 [2018-04-09 23:14:06,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:06,135 INFO L459 AbstractCegarLoop]: Abstraction has 117 states and 121 transitions. [2018-04-09 23:14:06,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-09 23:14:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 121 transitions. [2018-04-09 23:14:06,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-09 23:14:06,135 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:06,136 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:06,136 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:06,136 INFO L82 PathProgramCache]: Analyzing trace with hash 171470354, 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 [2018-04-09 23:14:06,152 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:06,174 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:06,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:06,211 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 [2018-04-09 23:14:06,212 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:06,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:06,222 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 23:14:06,222 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,227 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:06,227 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-09 23:14:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:06,243 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:06,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:06,348 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:06,348 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-09 23:14:06,348 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-09 23:14:06,348 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-09 23:14:06,349 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-09 23:14:06,349 INFO L87 Difference]: Start difference. First operand 117 states and 121 transitions. Second operand 8 states. [2018-04-09 23:14:06,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:06,620 INFO L93 Difference]: Finished difference Result 180 states and 187 transitions. [2018-04-09 23:14:06,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-09 23:14:06,620 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-09 23:14:06,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:06,621 INFO L225 Difference]: With dead ends: 180 [2018-04-09 23:14:06,622 INFO L226 Difference]: Without dead ends: 172 [2018-04-09 23:14:06,622 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-04-09 23:14:06,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-04-09 23:14:06,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 151. [2018-04-09 23:14:06,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-04-09 23:14:06,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 158 transitions. [2018-04-09 23:14:06,633 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 158 transitions. Word has length 17 [2018-04-09 23:14:06,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:06,633 INFO L459 AbstractCegarLoop]: Abstraction has 151 states and 158 transitions. [2018-04-09 23:14:06,634 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-09 23:14:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 158 transitions. [2018-04-09 23:14:06,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-09 23:14:06,635 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:06,635 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:06,635 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:06,635 INFO L82 PathProgramCache]: Analyzing trace with hash -1158722159, 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 [2018-04-09 23:14:06,645 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:06,659 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:06,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:06,663 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,664 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,664 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 23:14:06,670 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 [2018-04-09 23:14:06,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:06,672 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,673 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,676 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,676 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-04-09 23:14:06,682 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 [2018-04-09 23:14:06,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:06,685 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,687 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,688 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-09 23:14:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:06,692 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:06,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:06,717 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:06,718 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-09 23:14:06,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-09 23:14:06,718 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-09 23:14:06,718 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-09 23:14:06,719 INFO L87 Difference]: Start difference. First operand 151 states and 158 transitions. Second operand 5 states. [2018-04-09 23:14:06,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:06,852 INFO L93 Difference]: Finished difference Result 163 states and 169 transitions. [2018-04-09 23:14:06,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 23:14:06,852 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-04-09 23:14:06,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:06,853 INFO L225 Difference]: With dead ends: 163 [2018-04-09 23:14:06,853 INFO L226 Difference]: Without dead ends: 162 [2018-04-09 23:14:06,854 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-09 23:14:06,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-04-09 23:14:06,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 150. [2018-04-09 23:14:06,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-04-09 23:14:06,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 157 transitions. [2018-04-09 23:14:06,865 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 157 transitions. Word has length 20 [2018-04-09 23:14:06,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:06,865 INFO L459 AbstractCegarLoop]: Abstraction has 150 states and 157 transitions. [2018-04-09 23:14:06,865 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-09 23:14:06,865 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 157 transitions. [2018-04-09 23:14:06,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-09 23:14:06,866 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:06,866 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:06,866 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:06,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1158722158, 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 [2018-04-09 23:14:06,876 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:06,899 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:06,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:06,904 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,906 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,906 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 23:14:06,918 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 [2018-04-09 23:14:06,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:06,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,923 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,938 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 [2018-04-09 23:14:06,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:06,940 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,942 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,945 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,946 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-04-09 23:14:06,953 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 [2018-04-09 23:14:06,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:06,955 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,957 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,962 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 [2018-04-09 23:14:06,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:06,964 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,966 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,968 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:06,968 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2018-04-09 23:14:06,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:06,974 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:06,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:07,020 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:07,021 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-09 23:14:07,021 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-09 23:14:07,021 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-09 23:14:07,021 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-09 23:14:07,021 INFO L87 Difference]: Start difference. First operand 150 states and 157 transitions. Second operand 8 states. [2018-04-09 23:14:07,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:07,183 INFO L93 Difference]: Finished difference Result 150 states and 157 transitions. [2018-04-09 23:14:07,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 23:14:07,183 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2018-04-09 23:14:07,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:07,184 INFO L225 Difference]: With dead ends: 150 [2018-04-09 23:14:07,184 INFO L226 Difference]: Without dead ends: 149 [2018-04-09 23:14:07,184 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-04-09 23:14:07,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-04-09 23:14:07,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-04-09 23:14:07,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-04-09 23:14:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 156 transitions. [2018-04-09 23:14:07,191 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 156 transitions. Word has length 20 [2018-04-09 23:14:07,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:07,192 INFO L459 AbstractCegarLoop]: Abstraction has 149 states and 156 transitions. [2018-04-09 23:14:07,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-09 23:14:07,192 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 156 transitions. [2018-04-09 23:14:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-09 23:14:07,192 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:07,192 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:07,192 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:07,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1027641621, 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 [2018-04-09 23:14:07,199 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:07,214 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:07,219 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 6 treesize of output 5 [2018-04-09 23:14:07,220 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,221 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,221 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 23:14:07,227 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 [2018-04-09 23:14:07,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 23:14:07,228 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,230 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,233 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,233 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-04-09 23:14:07,237 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 [2018-04-09 23:14:07,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:07,240 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,241 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,242 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,242 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-09 23:14:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:07,251 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:07,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:07,276 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:07,276 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-09 23:14:07,276 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-09 23:14:07,276 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-09 23:14:07,277 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-09 23:14:07,277 INFO L87 Difference]: Start difference. First operand 149 states and 156 transitions. Second operand 6 states. [2018-04-09 23:14:07,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:07,474 INFO L93 Difference]: Finished difference Result 231 states and 242 transitions. [2018-04-09 23:14:07,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-09 23:14:07,475 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-04-09 23:14:07,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:07,476 INFO L225 Difference]: With dead ends: 231 [2018-04-09 23:14:07,476 INFO L226 Difference]: Without dead ends: 230 [2018-04-09 23:14:07,476 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-04-09 23:14:07,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-04-09 23:14:07,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 148. [2018-04-09 23:14:07,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-04-09 23:14:07,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 155 transitions. [2018-04-09 23:14:07,483 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 155 transitions. Word has length 21 [2018-04-09 23:14:07,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:07,483 INFO L459 AbstractCegarLoop]: Abstraction has 148 states and 155 transitions. [2018-04-09 23:14:07,484 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-09 23:14:07,484 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 155 transitions. [2018-04-09 23:14:07,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-09 23:14:07,484 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:07,485 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:07,485 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:07,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1027641622, 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 [2018-04-09 23:14:07,493 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:07,511 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:07,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:07,515 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,525 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,525 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 23:14:07,533 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 [2018-04-09 23:14:07,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 23:14:07,535 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,540 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,555 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 [2018-04-09 23:14:07,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:07,558 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,559 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,564 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,565 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-04-09 23:14:07,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-09 23:14:07,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-09 23:14:07,580 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,593 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,617 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 [2018-04-09 23:14:07,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:07,633 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,634 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,652 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:07,653 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2018-04-09 23:14:07,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:07,701 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:07,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:07,770 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:07,770 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2018-04-09 23:14:07,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-09 23:14:07,770 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-09 23:14:07,770 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-04-09 23:14:07,771 INFO L87 Difference]: Start difference. First operand 148 states and 155 transitions. Second operand 10 states. [2018-04-09 23:14:08,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:08,112 INFO L93 Difference]: Finished difference Result 257 states and 269 transitions. [2018-04-09 23:14:08,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-09 23:14:08,112 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 21 [2018-04-09 23:14:08,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:08,114 INFO L225 Difference]: With dead ends: 257 [2018-04-09 23:14:08,114 INFO L226 Difference]: Without dead ends: 254 [2018-04-09 23:14:08,114 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2018-04-09 23:14:08,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2018-04-09 23:14:08,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 135. [2018-04-09 23:14:08,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-04-09 23:14:08,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 141 transitions. [2018-04-09 23:14:08,121 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 141 transitions. Word has length 21 [2018-04-09 23:14:08,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:08,121 INFO L459 AbstractCegarLoop]: Abstraction has 135 states and 141 transitions. [2018-04-09 23:14:08,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-09 23:14:08,121 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2018-04-09 23:14:08,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-09 23:14:08,122 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:08,122 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:08,122 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:08,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1963974436, 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 [2018-04-09 23:14:08,129 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:08,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:08,150 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:08,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:08,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:08,205 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 [2018-04-09 23:14:08,205 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,212 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 [2018-04-09 23:14:08,213 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,217 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:08,218 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-09 23:14:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:08,253 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:08,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 5 [2018-04-09 23:14:08,340 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,344 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,344 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:10 [2018-04-09 23:14:08,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:08,381 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:08,381 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 5] imperfect sequences [] total 11 [2018-04-09 23:14:08,381 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-09 23:14:08,381 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-09 23:14:08,382 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2018-04-09 23:14:08,382 INFO L87 Difference]: Start difference. First operand 135 states and 141 transitions. Second operand 12 states. [2018-04-09 23:14:08,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:08,747 INFO L93 Difference]: Finished difference Result 196 states and 200 transitions. [2018-04-09 23:14:08,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-09 23:14:08,748 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 27 [2018-04-09 23:14:08,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:08,749 INFO L225 Difference]: With dead ends: 196 [2018-04-09 23:14:08,749 INFO L226 Difference]: Without dead ends: 192 [2018-04-09 23:14:08,750 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=180, Invalid=372, Unknown=0, NotChecked=0, Total=552 [2018-04-09 23:14:08,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2018-04-09 23:14:08,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 143. [2018-04-09 23:14:08,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-04-09 23:14:08,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 149 transitions. [2018-04-09 23:14:08,760 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 149 transitions. Word has length 27 [2018-04-09 23:14:08,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:08,760 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 149 transitions. [2018-04-09 23:14:08,760 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-09 23:14:08,761 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 149 transitions. [2018-04-09 23:14:08,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-09 23:14:08,762 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:08,762 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:08,762 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:08,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1413089138, 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 [2018-04-09 23:14:08,772 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:08,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:08,806 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:08,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:08,816 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,819 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,819 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-09 23:14:08,827 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 [2018-04-09 23:14:08,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:08,828 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,829 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,832 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,832 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-04-09 23:14:08,844 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 [2018-04-09 23:14:08,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 23:14:08,847 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,848 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,849 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:08,849 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-09 23:14:08,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:08,862 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:08,884 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 9 treesize of output 7 [2018-04-09 23:14:08,886 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 7 treesize of output 5 [2018-04-09 23:14:08,886 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:08,890 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:08,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-09 23:14:08,901 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:44 [2018-04-09 23:14:08,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:08,967 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:08,967 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 8 [2018-04-09 23:14:08,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-09 23:14:08,968 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-09 23:14:08,968 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-09 23:14:08,968 INFO L87 Difference]: Start difference. First operand 143 states and 149 transitions. Second operand 9 states. [2018-04-09 23:14:09,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:09,300 INFO L93 Difference]: Finished difference Result 252 states and 259 transitions. [2018-04-09 23:14:09,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-09 23:14:09,300 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 39 [2018-04-09 23:14:09,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:09,301 INFO L225 Difference]: With dead ends: 252 [2018-04-09 23:14:09,302 INFO L226 Difference]: Without dead ends: 251 [2018-04-09 23:14:09,302 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2018-04-09 23:14:09,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2018-04-09 23:14:09,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 171. [2018-04-09 23:14:09,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-04-09 23:14:09,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 180 transitions. [2018-04-09 23:14:09,312 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 180 transitions. Word has length 39 [2018-04-09 23:14:09,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:09,313 INFO L459 AbstractCegarLoop]: Abstraction has 171 states and 180 transitions. [2018-04-09 23:14:09,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-09 23:14:09,313 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 180 transitions. [2018-04-09 23:14:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-09 23:14:09,314 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:09,314 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:09,314 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:09,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1413089137, 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 [2018-04-09 23:14:09,335 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:09,355 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:09,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 23:14:09,402 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,412 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,413 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-09 23:14:09,423 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 [2018-04-09 23:14:09,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:09,425 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,427 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,434 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 [2018-04-09 23:14:09,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:09,436 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,437 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,442 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,442 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-04-09 23:14:09,457 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 [2018-04-09 23:14:09,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:09,458 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,460 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,464 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 [2018-04-09 23:14:09,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-09 23:14:09,466 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,467 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,469 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,469 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2018-04-09 23:14:09,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:09,485 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:09,605 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 [2018-04-09 23:14:09,606 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 13 treesize of output 11 [2018-04-09 23:14:09,607 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:09,610 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:09,611 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 21 [2018-04-09 23:14:09,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 11 [2018-04-09 23:14:09,613 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:09,616 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:09,618 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 19 treesize of output 17 [2018-04-09 23:14:09,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 11 [2018-04-09 23:14:09,619 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:09,622 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:09,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2018-04-09 23:14:09,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 9 treesize of output 7 [2018-04-09 23:14:09,652 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,653 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,655 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 [2018-04-09 23:14:09,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 9 treesize of output 7 [2018-04-09 23:14:09,656 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,657 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,658 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 13 [2018-04-09 23:14:09,660 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 9 treesize of output 7 [2018-04-09 23:14:09,660 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,661 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:09,678 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 23:14:09,678 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 3 variables, input treesize:49, output treesize:19 [2018-04-09 23:14:09,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:09,720 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:09,720 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2018-04-09 23:14:09,721 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-09 23:14:09,721 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-09 23:14:09,721 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2018-04-09 23:14:09,721 INFO L87 Difference]: Start difference. First operand 171 states and 180 transitions. Second operand 13 states. [2018-04-09 23:14:10,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:10,143 INFO L93 Difference]: Finished difference Result 292 states and 298 transitions. [2018-04-09 23:14:10,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-09 23:14:10,144 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 39 [2018-04-09 23:14:10,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:10,146 INFO L225 Difference]: With dead ends: 292 [2018-04-09 23:14:10,146 INFO L226 Difference]: Without dead ends: 291 [2018-04-09 23:14:10,147 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2018-04-09 23:14:10,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-09 23:14:10,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 171. [2018-04-09 23:14:10,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-04-09 23:14:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 179 transitions. [2018-04-09 23:14:10,160 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 179 transitions. Word has length 39 [2018-04-09 23:14:10,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:10,161 INFO L459 AbstractCegarLoop]: Abstraction has 171 states and 179 transitions. [2018-04-09 23:14:10,161 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-09 23:14:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 179 transitions. [2018-04-09 23:14:10,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-09 23:14:10,162 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:10,162 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:10,162 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:10,162 INFO L82 PathProgramCache]: Analyzing trace with hash -980707313, 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 [2018-04-09 23:14:10,169 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:10,186 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:10,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:10,200 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,205 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,205 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-09 23:14:10,214 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 [2018-04-09 23:14:10,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:10,215 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,217 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,223 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,223 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-04-09 23:14:10,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-09 23:14:10,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:10,240 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,244 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,246 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,246 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-09 23:14:10,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:10,263 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:10,293 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 9 treesize of output 7 [2018-04-09 23:14:10,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 5 [2018-04-09 23:14:10,297 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:10,299 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:10,312 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-09 23:14:10,313 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:44 [2018-04-09 23:14:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:10,416 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:10,416 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2018-04-09 23:14:10,416 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-09 23:14:10,416 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-09 23:14:10,417 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-09 23:14:10,417 INFO L87 Difference]: Start difference. First operand 171 states and 179 transitions. Second operand 9 states. [2018-04-09 23:14:10,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:10,705 INFO L93 Difference]: Finished difference Result 255 states and 262 transitions. [2018-04-09 23:14:10,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-09 23:14:10,705 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 39 [2018-04-09 23:14:10,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:10,706 INFO L225 Difference]: With dead ends: 255 [2018-04-09 23:14:10,706 INFO L226 Difference]: Without dead ends: 254 [2018-04-09 23:14:10,706 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2018-04-09 23:14:10,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2018-04-09 23:14:10,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 182. [2018-04-09 23:14:10,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-04-09 23:14:10,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 191 transitions. [2018-04-09 23:14:10,729 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 191 transitions. Word has length 39 [2018-04-09 23:14:10,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:10,729 INFO L459 AbstractCegarLoop]: Abstraction has 182 states and 191 transitions. [2018-04-09 23:14:10,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-09 23:14:10,729 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 191 transitions. [2018-04-09 23:14:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-09 23:14:10,730 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:10,730 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:10,730 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:10,731 INFO L82 PathProgramCache]: Analyzing trace with hash -980707312, 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 [2018-04-09 23:14:10,739 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:10,756 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:10,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:10,774 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,779 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,779 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-09 23:14:10,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 23:14:10,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:10,793 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,795 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,801 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 [2018-04-09 23:14:10,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:10,803 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,804 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,808 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,808 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-04-09 23:14:10,822 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 [2018-04-09 23:14:10,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:10,824 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,825 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,830 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 [2018-04-09 23:14:10,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:10,832 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,832 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,835 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,835 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2018-04-09 23:14:10,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:10,850 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:10,942 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 13 [2018-04-09 23:14:10,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 5 [2018-04-09 23:14:10,945 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,946 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,947 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 13 treesize of output 11 [2018-04-09 23:14:10,948 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 7 treesize of output 5 [2018-04-09 23:14:10,948 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,949 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 11 [2018-04-09 23:14:10,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 5 [2018-04-09 23:14:10,953 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,954 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:10,978 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 23:14:10,978 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:49, output treesize:19 [2018-04-09 23:14:10,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:11,019 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:11,020 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-04-09 23:14:11,020 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-09 23:14:11,020 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-09 23:14:11,020 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2018-04-09 23:14:11,021 INFO L87 Difference]: Start difference. First operand 182 states and 191 transitions. Second operand 13 states. [2018-04-09 23:14:11,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:11,428 INFO L93 Difference]: Finished difference Result 310 states and 317 transitions. [2018-04-09 23:14:11,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-09 23:14:11,428 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 39 [2018-04-09 23:14:11,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:11,429 INFO L225 Difference]: With dead ends: 310 [2018-04-09 23:14:11,429 INFO L226 Difference]: Without dead ends: 307 [2018-04-09 23:14:11,430 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2018-04-09 23:14:11,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2018-04-09 23:14:11,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 180. [2018-04-09 23:14:11,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2018-04-09 23:14:11,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 188 transitions. [2018-04-09 23:14:11,443 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 188 transitions. Word has length 39 [2018-04-09 23:14:11,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:11,443 INFO L459 AbstractCegarLoop]: Abstraction has 180 states and 188 transitions. [2018-04-09 23:14:11,443 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-09 23:14:11,443 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 188 transitions. [2018-04-09 23:14:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-09 23:14:11,444 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:11,444 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] [2018-04-09 23:14:11,444 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:11,445 INFO L82 PathProgramCache]: Analyzing trace with hash 691515258, 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 [2018-04-09 23:14:11,452 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:11,472 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:11,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:11,478 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,482 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,482 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-09 23:14:11,491 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 [2018-04-09 23:14:11,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:11,493 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,495 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,504 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 [2018-04-09 23:14:11,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:11,505 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,507 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,513 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,513 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:37, output treesize:23 [2018-04-09 23:14:11,523 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 [2018-04-09 23:14:11,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 23:14:11,526 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,527 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,531 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,531 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:31, output treesize:20 [2018-04-09 23:14:11,544 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 14 [2018-04-09 23:14:11,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-09 23:14:11,546 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,548 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,553 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:11,553 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:37 [2018-04-09 23:14:11,601 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 41 treesize of output 33 [2018-04-09 23:14:11,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 22 [2018-04-09 23:14:11,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,623 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:11,632 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:44, output treesize:25 [2018-04-09 23:14:11,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 7 [2018-04-09 23:14:11,671 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 23:14:11,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-09 23:14:11,702 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:11,705 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:14:11,722 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 2 xjuncts. [2018-04-09 23:14:11,722 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:41, output treesize:21 [2018-04-09 23:14:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:11,770 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:11,894 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 18 treesize of output 12 [2018-04-09 23:14:11,895 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 8 treesize of output 1 [2018-04-09 23:14:11,896 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,897 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,898 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 22 treesize of output 16 [2018-04-09 23:14:11,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:11,900 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,901 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:11,910 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:14:11,910 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:49, output treesize:68 [2018-04-09 23:14:12,051 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 27 treesize of output 23 [2018-04-09 23:14:12,053 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 13 treesize of output 9 [2018-04-09 23:14:12,053 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,058 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-04-09 23:14:12,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-09 23:14:12,061 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,066 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,110 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 20 [2018-04-09 23:14:12,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 5 [2018-04-09 23:14:12,112 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,117 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,156 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 31 treesize of output 27 [2018-04-09 23:14:12,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-09 23:14:12,158 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,163 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,164 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 27 [2018-04-09 23:14:12,165 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 17 treesize of output 13 [2018-04-09 23:14:12,166 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,172 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:12,209 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 5 dim-0 vars, and 7 xjuncts. [2018-04-09 23:14:12,210 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 3 variables, input treesize:115, output treesize:145 [2018-04-09 23:14:12,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:12,337 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:12,337 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2018-04-09 23:14:12,337 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-09 23:14:12,337 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-09 23:14:12,337 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2018-04-09 23:14:12,337 INFO L87 Difference]: Start difference. First operand 180 states and 188 transitions. Second operand 20 states. [2018-04-09 23:14:13,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:13,221 INFO L93 Difference]: Finished difference Result 374 states and 384 transitions. [2018-04-09 23:14:13,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-09 23:14:13,252 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 51 [2018-04-09 23:14:13,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:13,253 INFO L225 Difference]: With dead ends: 374 [2018-04-09 23:14:13,253 INFO L226 Difference]: Without dead ends: 299 [2018-04-09 23:14:13,254 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=182, Invalid=874, Unknown=0, NotChecked=0, Total=1056 [2018-04-09 23:14:13,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2018-04-09 23:14:13,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 183. [2018-04-09 23:14:13,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-04-09 23:14:13,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 191 transitions. [2018-04-09 23:14:13,264 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 191 transitions. Word has length 51 [2018-04-09 23:14:13,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:13,264 INFO L459 AbstractCegarLoop]: Abstraction has 183 states and 191 transitions. [2018-04-09 23:14:13,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-09 23:14:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 191 transitions. [2018-04-09 23:14:13,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-09 23:14:13,265 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:13,265 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:13,266 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:13,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1123897083, now seen corresponding path program 2 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 [2018-04-09 23:14:13,272 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:13,294 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:13,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:13,332 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,342 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,343 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-09 23:14:13,352 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 [2018-04-09 23:14:13,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:13,354 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,356 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,366 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 [2018-04-09 23:14:13,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:13,368 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,369 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,376 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,376 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:37, output treesize:23 [2018-04-09 23:14:13,385 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 [2018-04-09 23:14:13,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 23:14:13,387 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,388 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,391 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,392 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:31, output treesize:20 [2018-04-09 23:14:13,401 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 14 [2018-04-09 23:14:13,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-09 23:14:13,402 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,404 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,409 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:13,409 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:37 [2018-04-09 23:14:13,449 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 41 treesize of output 33 [2018-04-09 23:14:13,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 22 [2018-04-09 23:14:13,452 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,456 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,462 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:13,462 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:44, output treesize:25 [2018-04-09 23:14:13,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 7 [2018-04-09 23:14:13,495 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,500 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. [2018-04-09 23:14:13,500 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:19 [2018-04-09 23:14:13,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 23:14:13,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-09 23:14:13,524 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:13,527 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:14:13,533 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:14:13,533 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:21 [2018-04-09 23:14:13,575 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:13,575 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:13,723 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 12 [2018-04-09 23:14:13,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 23:14:13,726 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,732 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,735 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 22 treesize of output 16 [2018-04-09 23:14:13,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 23:14:13,741 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,743 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:13,754 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:14:13,754 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:49, output treesize:68 [2018-04-09 23:14:13,977 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 48 DAG size of output 46 [2018-04-09 23:14:13,980 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 27 treesize of output 23 [2018-04-09 23:14:13,981 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 13 treesize of output 9 [2018-04-09 23:14:13,982 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:13,987 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:13,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-04-09 23:14:13,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-09 23:14:13,991 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:13,997 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:14,048 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 27 [2018-04-09 23:14:14,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-09 23:14:14,051 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:14,058 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:14,059 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 31 treesize of output 27 [2018-04-09 23:14:14,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 23:14:14,062 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:14,068 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:14,117 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 20 [2018-04-09 23:14:14,118 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-09 23:14:14,118 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:14,123 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:14,163 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 5 dim-0 vars, and 7 xjuncts. [2018-04-09 23:14:14,164 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 3 variables, input treesize:115, output treesize:145 [2018-04-09 23:14:14,286 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:14,308 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:14,308 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2018-04-09 23:14:14,308 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-09 23:14:14,308 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-09 23:14:14,308 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2018-04-09 23:14:14,309 INFO L87 Difference]: Start difference. First operand 183 states and 191 transitions. Second operand 22 states. [2018-04-09 23:14:15,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:15,135 INFO L93 Difference]: Finished difference Result 360 states and 369 transitions. [2018-04-09 23:14:15,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-09 23:14:15,136 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 51 [2018-04-09 23:14:15,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:15,137 INFO L225 Difference]: With dead ends: 360 [2018-04-09 23:14:15,137 INFO L226 Difference]: Without dead ends: 250 [2018-04-09 23:14:15,138 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 80 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=171, Invalid=759, Unknown=0, NotChecked=0, Total=930 [2018-04-09 23:14:15,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2018-04-09 23:14:15,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 171. [2018-04-09 23:14:15,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-04-09 23:14:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 178 transitions. [2018-04-09 23:14:15,151 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 178 transitions. Word has length 51 [2018-04-09 23:14:15,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:15,152 INFO L459 AbstractCegarLoop]: Abstraction has 171 states and 178 transitions. [2018-04-09 23:14:15,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-09 23:14:15,152 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 178 transitions. [2018-04-09 23:14:15,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-09 23:14:15,153 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:15,153 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] [2018-04-09 23:14:15,153 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:15,153 INFO L82 PathProgramCache]: Analyzing trace with hash -819116934, 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 [2018-04-09 23:14:15,159 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:15,180 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:15,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:15,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:15,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-09 23:14:15,191 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,194 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-09 23:14:15,203 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 [2018-04-09 23:14:15,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:15,205 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,206 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,211 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,211 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:15 [2018-04-09 23:14:15,242 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 37 treesize of output 33 [2018-04-09 23:14:15,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:15,245 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,250 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,256 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:37, output treesize:18 [2018-04-09 23:14:15,278 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 [2018-04-09 23:14:15,279 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 [2018-04-09 23:14:15,279 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,282 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,284 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,285 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:5 [2018-04-09 23:14:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:15,305 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:15,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2018-04-09 23:14:15,337 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:15,339 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:24, output treesize:15 [2018-04-09 23:14:15,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 9 [2018-04-09 23:14:15,398 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 5 treesize of output 3 [2018-04-09 23:14:15,398 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,401 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,402 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 11 treesize of output 9 [2018-04-09 23:14:15,404 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 5 treesize of output 3 [2018-04-09 23:14:15,404 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,405 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,417 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:15,417 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:32, output treesize:11 [2018-04-09 23:14:15,470 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 23:14:15,470 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,471 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:15,471 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:1 [2018-04-09 23:14:15,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:15,501 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:15,501 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 16 [2018-04-09 23:14:15,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-09 23:14:15,502 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-09 23:14:15,502 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2018-04-09 23:14:15,502 INFO L87 Difference]: Start difference. First operand 171 states and 178 transitions. Second operand 17 states. [2018-04-09 23:14:16,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:16,338 INFO L93 Difference]: Finished difference Result 327 states and 337 transitions. [2018-04-09 23:14:16,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-09 23:14:16,339 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 52 [2018-04-09 23:14:16,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:16,340 INFO L225 Difference]: With dead ends: 327 [2018-04-09 23:14:16,340 INFO L226 Difference]: Without dead ends: 326 [2018-04-09 23:14:16,340 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=176, Invalid=694, Unknown=0, NotChecked=0, Total=870 [2018-04-09 23:14:16,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2018-04-09 23:14:16,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 209. [2018-04-09 23:14:16,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2018-04-09 23:14:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 219 transitions. [2018-04-09 23:14:16,351 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 219 transitions. Word has length 52 [2018-04-09 23:14:16,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:16,351 INFO L459 AbstractCegarLoop]: Abstraction has 209 states and 219 transitions. [2018-04-09 23:14:16,351 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-09 23:14:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 219 transitions. [2018-04-09 23:14:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-09 23:14:16,352 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:16,352 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] [2018-04-09 23:14:16,352 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:16,352 INFO L82 PathProgramCache]: Analyzing trace with hash -819116933, 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 [2018-04-09 23:14:16,360 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:16,383 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:16,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:16,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:16,416 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 [2018-04-09 23:14:16,417 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,426 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,427 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-09 23:14:16,452 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 [2018-04-09 23:14:16,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:16,466 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,480 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,493 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 [2018-04-09 23:14:16,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:16,495 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,496 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,504 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,505 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:36 [2018-04-09 23:14:16,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:16,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:16,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:16,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-09 23:14:16,565 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,577 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 14 treesize of output 21 [2018-04-09 23:14:16,577 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,588 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,588 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:51 [2018-04-09 23:14:16,611 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 66 treesize of output 62 [2018-04-09 23:14:16,613 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 12 treesize of output 11 [2018-04-09 23:14:16,614 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-09 23:14:16,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 23:14:16,644 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,649 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,661 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:16,662 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:85, output treesize:71 [2018-04-09 23:14:16,737 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 68 treesize of output 42 [2018-04-09 23:14:16,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-09 23:14:16,740 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:16,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 16 [2018-04-09 23:14:16,751 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,758 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:16,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 23:14:16,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:16,773 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,775 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:16,784 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:16,784 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:85, output treesize:18 [2018-04-09 23:14:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:16,851 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:17,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 23:14:17,042 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:17,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 48 treesize of output 46 [2018-04-09 23:14:17,084 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:17,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 67 [2018-04-09 23:14:17,092 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:17,118 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: 11 dim-0 vars, and 4 xjuncts. [2018-04-09 23:14:17,118 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 8 variables, input treesize:88, output treesize:136 [2018-04-09 23:14:17,511 WARN L151 SmtUtils]: Spent 351ms on a formula simplification. DAG size of input: 80 DAG size of output 60 [2018-04-09 23:14:19,375 WARN L148 SmtUtils]: Spent 1732ms on a formula simplification that was a NOOP. DAG size: 63 [2018-04-09 23:14:19,381 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 72 treesize of output 49 [2018-04-09 23:14:19,412 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 [2018-04-09 23:14:19,412 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 25 [2018-04-09 23:14:19,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 23:14:19,428 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,436 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 10 treesize of output 3 [2018-04-09 23:14:19,436 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 10 [2018-04-09 23:14:19,443 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,445 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:14:19,453 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 23:14:19,500 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 43 treesize of output 36 [2018-04-09 23:14:19,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-09 23:14:19,520 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 22 [2018-04-09 23:14:19,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 23:14:19,544 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 3 [2018-04-09 23:14:19,551 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 14 [2018-04-09 23:14:19,563 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:19,566 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:19,568 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 17 treesize of output 15 [2018-04-09 23:14:19,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:19,570 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,572 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,585 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-09 23:14:19,668 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 43 treesize of output 36 [2018-04-09 23:14:19,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-09 23:14:19,686 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,701 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 [2018-04-09 23:14:19,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:19,702 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,705 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 22 [2018-04-09 23:14:19,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 23:14:19,713 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 14 [2018-04-09 23:14:19,727 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:19,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 3 [2018-04-09 23:14:19,734 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:19,738 INFO L267 ElimStorePlain]: Start of recursive call 20: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:19,751 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-09 23:14:19,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-2 vars, End of recursive call: 18 dim-0 vars, and 18 xjuncts. [2018-04-09 23:14:19,905 INFO L202 ElimStorePlain]: Needed 23 recursive calls to eliminate 11 variables, input treesize:159, output treesize:231 [2018-04-09 23:14:20,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:20,160 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:20,160 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 25 [2018-04-09 23:14:20,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-09 23:14:20,161 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-09 23:14:20,161 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=568, Unknown=0, NotChecked=0, Total=650 [2018-04-09 23:14:20,161 INFO L87 Difference]: Start difference. First operand 209 states and 219 transitions. Second operand 26 states. [2018-04-09 23:14:23,284 WARN L151 SmtUtils]: Spent 1295ms on a formula simplification. DAG size of input: 64 DAG size of output 58 [2018-04-09 23:14:31,755 WARN L151 SmtUtils]: Spent 8155ms on a formula simplification. DAG size of input: 109 DAG size of output 91 [2018-04-09 23:14:32,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:32,107 INFO L93 Difference]: Finished difference Result 339 states and 348 transitions. [2018-04-09 23:14:32,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-09 23:14:32,108 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 52 [2018-04-09 23:14:32,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:32,109 INFO L225 Difference]: With dead ends: 339 [2018-04-09 23:14:32,109 INFO L226 Difference]: Without dead ends: 338 [2018-04-09 23:14:32,110 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 605 ImplicationChecksByTransitivity, 13.5s TimeCoverageRelationStatistics Valid=439, Invalid=2423, Unknown=0, NotChecked=0, Total=2862 [2018-04-09 23:14:32,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-04-09 23:14:32,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 198. [2018-04-09 23:14:32,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2018-04-09 23:14:32,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 207 transitions. [2018-04-09 23:14:32,127 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 207 transitions. Word has length 52 [2018-04-09 23:14:32,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:32,127 INFO L459 AbstractCegarLoop]: Abstraction has 198 states and 207 transitions. [2018-04-09 23:14:32,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-09 23:14:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 207 transitions. [2018-04-09 23:14:32,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-09 23:14:32,128 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:32,129 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] [2018-04-09 23:14:32,129 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:32,129 INFO L82 PathProgramCache]: Analyzing trace with hash -386735109, 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 [2018-04-09 23:14:32,138 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:32,160 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:32,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:32,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:32,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 23:14:32,193 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,218 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,218 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-09 23:14:32,227 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 [2018-04-09 23:14:32,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:32,229 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,230 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,236 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,236 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:15 [2018-04-09 23:14:32,277 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 37 treesize of output 33 [2018-04-09 23:14:32,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:32,280 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,285 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,289 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,290 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:37, output treesize:18 [2018-04-09 23:14:32,314 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 [2018-04-09 23:14:32,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 23:14:32,316 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,319 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,322 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,322 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:5 [2018-04-09 23:14:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:32,345 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:32,370 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 24 treesize of output 19 [2018-04-09 23:14:32,371 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,372 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:32,373 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:24, output treesize:15 [2018-04-09 23:14:32,454 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 11 treesize of output 9 [2018-04-09 23:14:32,455 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-09 23:14:32,455 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,456 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,457 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 11 treesize of output 9 [2018-04-09 23:14:32,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-09 23:14:32,459 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,460 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:32,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:32,472 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:32, output treesize:11 [2018-04-09 23:14:32,524 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:32,546 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:32,546 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 16 [2018-04-09 23:14:32,547 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-09 23:14:32,547 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-09 23:14:32,547 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2018-04-09 23:14:32,547 INFO L87 Difference]: Start difference. First operand 198 states and 207 transitions. Second operand 17 states. [2018-04-09 23:14:33,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:33,143 INFO L93 Difference]: Finished difference Result 330 states and 340 transitions. [2018-04-09 23:14:33,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-09 23:14:33,144 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 52 [2018-04-09 23:14:33,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:33,145 INFO L225 Difference]: With dead ends: 330 [2018-04-09 23:14:33,145 INFO L226 Difference]: Without dead ends: 329 [2018-04-09 23:14:33,146 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=176, Invalid=694, Unknown=0, NotChecked=0, Total=870 [2018-04-09 23:14:33,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2018-04-09 23:14:33,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 209. [2018-04-09 23:14:33,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2018-04-09 23:14:33,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 219 transitions. [2018-04-09 23:14:33,164 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 219 transitions. Word has length 52 [2018-04-09 23:14:33,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:33,165 INFO L459 AbstractCegarLoop]: Abstraction has 209 states and 219 transitions. [2018-04-09 23:14:33,165 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-09 23:14:33,165 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 219 transitions. [2018-04-09 23:14:33,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-09 23:14:33,166 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:33,166 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] [2018-04-09 23:14:33,166 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:33,166 INFO L82 PathProgramCache]: Analyzing trace with hash -386735108, 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 [2018-04-09 23:14:33,175 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:33,207 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:33,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:33,241 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,264 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:33,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:33,265 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 [2018-04-09 23:14:33,266 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,276 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,276 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29 [2018-04-09 23:14:33,292 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 [2018-04-09 23:14:33,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:33,294 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,296 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,312 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 [2018-04-09 23:14:33,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:33,314 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,316 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,324 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,325 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:48, output treesize:45 [2018-04-09 23:14:33,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:33,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:33,365 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:33,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-09 23:14:33,366 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-09 23:14:33,378 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,387 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,387 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:57, output treesize:49 [2018-04-09 23:14:33,405 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 64 treesize of output 60 [2018-04-09 23:14:33,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-09 23:14:33,407 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,414 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-09 23:14:33,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:33,430 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,434 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:33,444 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:80, output treesize:66 [2018-04-09 23:14:33,484 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 40 [2018-04-09 23:14:33,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-09 23:14:33,486 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:33,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 14 [2018-04-09 23:14:33,495 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,500 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:33,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-09 23:14:33,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:33,513 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,514 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:33,522 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:33,522 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:80, output treesize:18 [2018-04-09 23:14:33,567 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:33,567 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:35,314 WARN L148 SmtUtils]: Spent 1637ms on a formula simplification that was a NOOP. DAG size: 36 [2018-04-09 23:14:35,463 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 40 treesize of output 33 [2018-04-09 23:14:35,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:35,477 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,490 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 [2018-04-09 23:14:35,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 23:14:35,492 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,495 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 22 [2018-04-09 23:14:35,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-09 23:14:35,504 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 14 [2018-04-09 23:14:35,519 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:35,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 9 [2018-04-09 23:14:35,527 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,531 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:35,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-09 23:14:35,602 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 73 treesize of output 66 [2018-04-09 23:14:35,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-09 23:14:35,623 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 55 [2018-04-09 23:14:35,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 48 [2018-04-09 23:14:35,654 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:35,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2018-04-09 23:14:35,669 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 47 [2018-04-09 23:14:35,692 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 23:14:35,705 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 23:14:35,708 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 [2018-04-09 23:14:35,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 23:14:35,711 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,715 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,755 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-09 23:14:35,878 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 79 treesize of output 56 [2018-04-09 23:14:35,902 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 [2018-04-09 23:14:35,902 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,925 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 [2018-04-09 23:14:35,927 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 [2018-04-09 23:14:35,927 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,930 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2018-04-09 23:14:35,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-04-09 23:14:35,939 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-09 23:14:35,951 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,954 INFO L267 ElimStorePlain]: Start of recursive call 22: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,965 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:35,968 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 48 treesize of output 41 [2018-04-09 23:14:35,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-09 23:14:35,983 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:35,995 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 1 case distinctions, treesize of input 23 treesize of output 27 [2018-04-09 23:14:36,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2018-04-09 23:14:36,001 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:36,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16 [2018-04-09 23:14:36,009 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 23:14:36,017 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,020 INFO L267 ElimStorePlain]: Start of recursive call 27: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:36,027 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:36,030 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 44 [2018-04-09 23:14:36,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:36,048 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,057 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 23 treesize of output 22 [2018-04-09 23:14:36,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:36,059 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 10 [2018-04-09 23:14:36,063 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,064 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,067 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,070 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 56 [2018-04-09 23:14:36,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:36,095 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-09 23:14:36,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:36,120 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,122 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 27 [2018-04-09 23:14:36,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 14 [2018-04-09 23:14:36,127 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,131 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 [2018-04-09 23:14:36,132 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,133 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,144 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:36,146 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 46 treesize of output 39 [2018-04-09 23:14:36,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-09 23:14:36,162 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,169 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 [2018-04-09 23:14:36,170 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 6 treesize of output 1 [2018-04-09 23:14:36,170 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,171 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,175 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,178 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 44 [2018-04-09 23:14:36,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:36,196 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,205 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 23 treesize of output 22 [2018-04-09 23:14:36,207 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 6 treesize of output 1 [2018-04-09 23:14:36,207 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-09 23:14:36,212 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,213 INFO L267 ElimStorePlain]: Start of recursive call 49: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,216 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,218 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 51 treesize of output 44 [2018-04-09 23:14:36,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 23:14:36,238 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,249 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 1 case distinctions, treesize of input 23 treesize of output 27 [2018-04-09 23:14:36,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-09 23:14:36,252 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,259 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 10 treesize of output 3 [2018-04-09 23:14:36,259 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,266 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 19 treesize of output 14 [2018-04-09 23:14:36,267 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,268 INFO L267 ElimStorePlain]: Start of recursive call 54: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,271 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,274 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 48 treesize of output 41 [2018-04-09 23:14:36,290 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 9 treesize of output 8 [2018-04-09 23:14:36,290 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 27 [2018-04-09 23:14:36,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 16 [2018-04-09 23:14:36,307 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 23:14:36,316 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2018-04-09 23:14:36,326 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:36,330 INFO L267 ElimStorePlain]: Start of recursive call 60: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:36,337 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:36,340 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 51 treesize of output 44 [2018-04-09 23:14:36,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 23:14:36,358 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 27 [2018-04-09 23:14:36,375 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 22 treesize of output 16 [2018-04-09 23:14:36,375 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,385 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 16 treesize of output 14 [2018-04-09 23:14:36,385 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2018-04-09 23:14:36,393 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,395 INFO L267 ElimStorePlain]: Start of recursive call 66: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,398 INFO L267 ElimStorePlain]: Start of recursive call 64: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,463 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 3 dim-2 vars, End of recursive call: 14 dim-0 vars, and 14 xjuncts. [2018-04-09 23:14:36,464 INFO L202 ElimStorePlain]: Needed 69 recursive calls to eliminate 9 variables, input treesize:114, output treesize:179 [2018-04-09 23:14:36,576 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 23:14:36,576 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:36,587 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-09 23:14:36,588 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 8 variables, input treesize:82, output treesize:55 [2018-04-09 23:14:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:36,693 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:36,694 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 23 [2018-04-09 23:14:36,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-09 23:14:36,694 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-09 23:14:36,694 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=473, Unknown=0, NotChecked=0, Total=552 [2018-04-09 23:14:36,694 INFO L87 Difference]: Start difference. First operand 209 states and 219 transitions. Second operand 24 states. [2018-04-09 23:14:38,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:38,391 INFO L93 Difference]: Finished difference Result 357 states and 367 transitions. [2018-04-09 23:14:38,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-09 23:14:38,391 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 52 [2018-04-09 23:14:38,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:38,392 INFO L225 Difference]: With dead ends: 357 [2018-04-09 23:14:38,392 INFO L226 Difference]: Without dead ends: 354 [2018-04-09 23:14:38,393 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=383, Invalid=1779, Unknown=0, NotChecked=0, Total=2162 [2018-04-09 23:14:38,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-04-09 23:14:38,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 207. [2018-04-09 23:14:38,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2018-04-09 23:14:38,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 216 transitions. [2018-04-09 23:14:38,404 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 216 transitions. Word has length 52 [2018-04-09 23:14:38,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:38,405 INFO L459 AbstractCegarLoop]: Abstraction has 207 states and 216 transitions. [2018-04-09 23:14:38,405 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-09 23:14:38,405 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 216 transitions. [2018-04-09 23:14:38,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-09 23:14:38,405 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:38,405 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:38,405 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:38,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1668973192, 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 [2018-04-09 23:14:38,411 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:38,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:38,428 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:38,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-09 23:14:38,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:38,439 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,440 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,441 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,441 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-04-09 23:14:38,449 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 [2018-04-09 23:14:38,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:38,450 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,451 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,452 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,452 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-09 23:14:38,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:38,458 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:38,472 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 7 treesize of output 5 [2018-04-09 23:14:38,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-09 23:14:38,473 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,474 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,477 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:38,477 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:10 [2018-04-09 23:14:38,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:38,508 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:38,508 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2018-04-09 23:14:38,509 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-09 23:14:38,509 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-09 23:14:38,509 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-09 23:14:38,509 INFO L87 Difference]: Start difference. First operand 207 states and 216 transitions. Second operand 7 states. [2018-04-09 23:14:38,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:38,653 INFO L93 Difference]: Finished difference Result 309 states and 316 transitions. [2018-04-09 23:14:38,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-09 23:14:38,653 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2018-04-09 23:14:38,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:38,654 INFO L225 Difference]: With dead ends: 309 [2018-04-09 23:14:38,654 INFO L226 Difference]: Without dead ends: 308 [2018-04-09 23:14:38,655 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-04-09 23:14:38,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2018-04-09 23:14:38,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 233. [2018-04-09 23:14:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2018-04-09 23:14:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 243 transitions. [2018-04-09 23:14:38,668 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 243 transitions. Word has length 54 [2018-04-09 23:14:38,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:38,668 INFO L459 AbstractCegarLoop]: Abstraction has 233 states and 243 transitions. [2018-04-09 23:14:38,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-09 23:14:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 243 transitions. [2018-04-09 23:14:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-09 23:14:38,669 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:38,669 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:38,669 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:38,669 INFO L82 PathProgramCache]: Analyzing trace with hash -198561120, 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 [2018-04-09 23:14:38,677 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:38,697 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:38,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 23:14:38,702 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,705 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,705 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-09 23:14:38,712 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 [2018-04-09 23:14:38,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:38,714 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,715 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,717 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,717 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-04-09 23:14:38,727 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 [2018-04-09 23:14:38,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:38,728 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,729 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,730 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:38,730 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-09 23:14:38,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:38,738 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:38,750 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 9 treesize of output 7 [2018-04-09 23:14:38,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-09 23:14:38,752 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:38,753 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:38,762 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-09 23:14:38,762 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:44 [2018-04-09 23:14:38,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:38,814 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:38,815 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2018-04-09 23:14:38,815 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-09 23:14:38,815 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-09 23:14:38,815 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-09 23:14:38,815 INFO L87 Difference]: Start difference. First operand 233 states and 243 transitions. Second operand 8 states. [2018-04-09 23:14:39,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:39,002 INFO L93 Difference]: Finished difference Result 271 states and 279 transitions. [2018-04-09 23:14:39,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-09 23:14:39,002 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 55 [2018-04-09 23:14:39,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:39,004 INFO L225 Difference]: With dead ends: 271 [2018-04-09 23:14:39,004 INFO L226 Difference]: Without dead ends: 270 [2018-04-09 23:14:39,004 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-04-09 23:14:39,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2018-04-09 23:14:39,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 234. [2018-04-09 23:14:39,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-04-09 23:14:39,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 244 transitions. [2018-04-09 23:14:39,019 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 244 transitions. Word has length 55 [2018-04-09 23:14:39,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:39,019 INFO L459 AbstractCegarLoop]: Abstraction has 234 states and 244 transitions. [2018-04-09 23:14:39,019 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-09 23:14:39,019 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 244 transitions. [2018-04-09 23:14:39,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-09 23:14:39,020 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:39,020 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:39,020 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:39,020 INFO L82 PathProgramCache]: Analyzing trace with hash -1214664415, 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 [2018-04-09 23:14:39,026 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:39,047 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:39,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:39,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:39,057 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 [2018-04-09 23:14:39,058 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,064 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,064 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-04-09 23:14:39,073 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 [2018-04-09 23:14:39,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:39,075 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,076 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,080 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,080 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-04-09 23:14:39,105 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 [2018-04-09 23:14:39,106 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 [2018-04-09 23:14:39,106 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,109 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,112 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,112 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:30, output treesize:15 [2018-04-09 23:14:39,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:39,133 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 [2018-04-09 23:14:39,133 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,137 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. [2018-04-09 23:14:39,137 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:11 [2018-04-09 23:14:39,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:39,153 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:39,208 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 12 treesize of output 10 [2018-04-09 23:14:39,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2018-04-09 23:14:39,209 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:39,210 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:39,220 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-09 23:14:39,220 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:20, output treesize:59 [2018-04-09 23:14:39,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:39,317 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:39,317 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2018-04-09 23:14:39,318 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-09 23:14:39,318 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-09 23:14:39,318 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2018-04-09 23:14:39,318 INFO L87 Difference]: Start difference. First operand 234 states and 244 transitions. Second operand 20 states. [2018-04-09 23:14:39,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:39,815 INFO L93 Difference]: Finished difference Result 287 states and 297 transitions. [2018-04-09 23:14:39,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-09 23:14:39,815 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 56 [2018-04-09 23:14:39,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:39,816 INFO L225 Difference]: With dead ends: 287 [2018-04-09 23:14:39,816 INFO L226 Difference]: Without dead ends: 286 [2018-04-09 23:14:39,817 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=177, Invalid=635, Unknown=0, NotChecked=0, Total=812 [2018-04-09 23:14:39,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2018-04-09 23:14:39,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 244. [2018-04-09 23:14:39,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-04-09 23:14:39,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 255 transitions. [2018-04-09 23:14:39,830 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 255 transitions. Word has length 56 [2018-04-09 23:14:39,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:39,831 INFO L459 AbstractCegarLoop]: Abstraction has 244 states and 255 transitions. [2018-04-09 23:14:39,831 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-09 23:14:39,831 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 255 transitions. [2018-04-09 23:14:39,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-09 23:14:39,831 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:39,831 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:39,831 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:39,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1214664414, 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 [2018-04-09 23:14:39,838 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:39,858 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:39,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 23:14:39,873 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,881 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,881 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-09 23:14:39,889 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 [2018-04-09 23:14:39,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:39,891 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,892 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-09 23:14:39,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:39,900 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,901 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,904 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,905 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-04-09 23:14:39,919 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 [2018-04-09 23:14:39,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:39,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,923 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 23:14:39,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-09 23:14:39,932 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,934 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,938 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:39,938 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2018-04-09 23:14:39,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:39,960 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:40,046 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 13 treesize of output 11 [2018-04-09 23:14:40,048 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 7 treesize of output 5 [2018-04-09 23:14:40,048 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,049 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,049 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 13 treesize of output 11 [2018-04-09 23:14:40,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 5 [2018-04-09 23:14:40,051 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,051 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,052 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 13 [2018-04-09 23:14:40,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 5 [2018-04-09 23:14:40,053 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,054 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,075 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 23:14:40,075 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:49, output treesize:19 [2018-04-09 23:14:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:40,117 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:40,117 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-04-09 23:14:40,117 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-09 23:14:40,117 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-09 23:14:40,117 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2018-04-09 23:14:40,118 INFO L87 Difference]: Start difference. First operand 244 states and 255 transitions. Second operand 13 states. [2018-04-09 23:14:40,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:40,508 INFO L93 Difference]: Finished difference Result 309 states and 316 transitions. [2018-04-09 23:14:40,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-09 23:14:40,508 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 56 [2018-04-09 23:14:40,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:40,509 INFO L225 Difference]: With dead ends: 309 [2018-04-09 23:14:40,509 INFO L226 Difference]: Without dead ends: 305 [2018-04-09 23:14:40,510 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=387, Unknown=0, NotChecked=0, Total=506 [2018-04-09 23:14:40,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2018-04-09 23:14:40,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 248. [2018-04-09 23:14:40,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2018-04-09 23:14:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 259 transitions. [2018-04-09 23:14:40,523 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 259 transitions. Word has length 56 [2018-04-09 23:14:40,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:40,524 INFO L459 AbstractCegarLoop]: Abstraction has 248 states and 259 transitions. [2018-04-09 23:14:40,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-09 23:14:40,524 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 259 transitions. [2018-04-09 23:14:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-09 23:14:40,524 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:40,524 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:40,524 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:40,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1726749437, 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 [2018-04-09 23:14:40,533 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:40,551 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:40,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:40,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:40,561 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 [2018-04-09 23:14:40,561 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,565 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,565 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-09 23:14:40,572 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 [2018-04-09 23:14:40,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:40,575 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,576 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,579 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,579 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:8 [2018-04-09 23:14:40,595 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 [2018-04-09 23:14:40,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 23:14:40,597 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,598 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,600 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,600 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:10 [2018-04-09 23:14:40,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:40,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-09 23:14:40,610 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,614 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. [2018-04-09 23:14:40,615 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-09 23:14:40,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:40,629 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:40,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:40,642 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,643 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:8 [2018-04-09 23:14:40,654 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 12 treesize of output 10 [2018-04-09 23:14:40,655 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 [2018-04-09 23:14:40,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,657 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 12 treesize of output 10 [2018-04-09 23:14:40,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 23:14:40,658 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,659 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:40,664 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:40,664 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:16, output treesize:11 [2018-04-09 23:14:40,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:40,725 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:40,726 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 12 [2018-04-09 23:14:40,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-09 23:14:40,726 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-09 23:14:40,726 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-04-09 23:14:40,726 INFO L87 Difference]: Start difference. First operand 248 states and 259 transitions. Second operand 13 states. [2018-04-09 23:14:41,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:41,106 INFO L93 Difference]: Finished difference Result 298 states and 306 transitions. [2018-04-09 23:14:41,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-09 23:14:41,106 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 59 [2018-04-09 23:14:41,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:41,107 INFO L225 Difference]: With dead ends: 298 [2018-04-09 23:14:41,107 INFO L226 Difference]: Without dead ends: 297 [2018-04-09 23:14:41,108 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 105 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=176, Invalid=474, Unknown=0, NotChecked=0, Total=650 [2018-04-09 23:14:41,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2018-04-09 23:14:41,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 252. [2018-04-09 23:14:41,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-04-09 23:14:41,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 263 transitions. [2018-04-09 23:14:41,121 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 263 transitions. Word has length 59 [2018-04-09 23:14:41,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:41,121 INFO L459 AbstractCegarLoop]: Abstraction has 252 states and 263 transitions. [2018-04-09 23:14:41,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-09 23:14:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 263 transitions. [2018-04-09 23:14:41,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-09 23:14:41,122 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:41,122 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:41,122 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:41,122 INFO L82 PathProgramCache]: Analyzing trace with hash -768888449, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 23:14:41,130 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:41,151 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:41,188 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 [2018-04-09 23:14:41,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:41,190 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:41,191 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:41,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:41,197 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:31 [2018-04-09 23:14:41,246 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 27 [2018-04-09 23:14:41,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2018-04-09 23:14:41,248 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:41,251 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:41,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:41,256 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:23 [2018-04-09 23:14:41,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:41,323 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:41,387 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 13 treesize of output 11 [2018-04-09 23:14:41,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2018-04-09 23:14:41,389 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:41,390 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:41,401 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-09 23:14:41,401 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:64 [2018-04-09 23:14:41,403 WARN L1011 $PredicateComparison]: unable to prove that (let ((.cse2 (= c_main_~head~0.base c_main_~x~0.base)) (.cse1 (= c_main_~x~0.offset c_main_~head~0.offset)) (.cse0 (= |c_old(#valid)| (store (store |c_#valid| |c_main_#t~malloc4.base| 0) c_main_~head~0.base 0)))) (and (or .cse0 (forall ((v_prenex_84 Int)) (= (store (store |c_#valid| v_prenex_84 0) c_main_~head~0.base 0) |c_old(#valid)|))) (or (forall ((v_arrayElimCell_221 Int)) (= (store (store |c_#valid| v_arrayElimCell_221 0) c_main_~head~0.base 0) |c_old(#valid)|)) .cse1) (or (forall ((v_prenex_85 Int)) (= (store (store |c_#valid| v_prenex_85 0) c_main_~head~0.base 0) |c_old(#valid)|)) .cse2) (or (not .cse2) (not .cse1) .cse0))) is different from false [2018-04-09 23:14:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:41,586 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 23:14:41,586 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 12] imperfect sequences [] total 21 [2018-04-09 23:14:41,586 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-09 23:14:41,586 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-09 23:14:41,587 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=355, Unknown=12, NotChecked=38, Total=462 [2018-04-09 23:14:41,587 INFO L87 Difference]: Start difference. First operand 252 states and 263 transitions. Second operand 22 states. [2018-04-09 23:14:42,188 WARN L1011 $PredicateComparison]: unable to prove that (and (= (store (store |c_#valid| (select (select |c_#memory_$Pointer$.base| c_main_~head~0.base) c_main_~head~0.offset) 0) c_main_~head~0.base 0) |c_old(#valid)|) (exists ((main_~x~0.base Int) (|main_#t~mem15.base| Int)) (let ((.cse0 (store |c_old(#valid)| main_~x~0.base 1))) (and (= |c_#valid| (store (store .cse0 |main_#t~mem15.base| 0) main_~x~0.base 0)) (= 0 (select |c_old(#valid)| main_~x~0.base)) (= (select .cse0 |main_#t~mem15.base|) 0)))) (= (store (store |c_#valid| (select (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset) 0) c_main_~x~0.base 0) |c_old(#valid)|) (= (store |c_#valid| c_main_~x~0.base 0) |c_old(#valid)|) (forall ((v_prenex_88 Int)) (or (not (= (select |c_#valid| v_prenex_88) 0)) (= (store (store |c_#valid| v_prenex_88 0) c_main_~head~0.base 0) |c_old(#valid)|)))) is different from false [2018-04-09 23:14:42,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:42,324 INFO L93 Difference]: Finished difference Result 270 states and 278 transitions. [2018-04-09 23:14:42,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-09 23:14:42,324 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 62 [2018-04-09 23:14:42,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:42,325 INFO L225 Difference]: With dead ends: 270 [2018-04-09 23:14:42,325 INFO L226 Difference]: Without dead ends: 253 [2018-04-09 23:14:42,325 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 102 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=122, Invalid=679, Unknown=19, NotChecked=110, Total=930 [2018-04-09 23:14:42,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-04-09 23:14:42,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 239. [2018-04-09 23:14:42,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-04-09 23:14:42,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 249 transitions. [2018-04-09 23:14:42,347 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 249 transitions. Word has length 62 [2018-04-09 23:14:42,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:42,348 INFO L459 AbstractCegarLoop]: Abstraction has 239 states and 249 transitions. [2018-04-09 23:14:42,348 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-09 23:14:42,348 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 249 transitions. [2018-04-09 23:14:42,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-09 23:14:42,349 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:42,349 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:42,349 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:42,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1373810958, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 23:14:42,369 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:42,395 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:42,405 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 [2018-04-09 23:14:42,406 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:42,406 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:42,407 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:42,408 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:42,408 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-04-09 23:14:42,417 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 [2018-04-09 23:14:42,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:42,418 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:42,419 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:42,419 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:42,419 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-09 23:14:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:42,436 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:42,448 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 7 treesize of output 5 [2018-04-09 23:14:42,449 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 5 treesize of output 3 [2018-04-09 23:14:42,450 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:42,450 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:42,453 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:42,453 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:10 [2018-04-09 23:14:42,458 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:42,479 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:14:42,480 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2018-04-09 23:14:42,480 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-09 23:14:42,480 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-09 23:14:42,480 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-04-09 23:14:42,480 INFO L87 Difference]: Start difference. First operand 239 states and 249 transitions. Second operand 9 states. [2018-04-09 23:14:42,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:14:42,953 INFO L93 Difference]: Finished difference Result 321 states and 328 transitions. [2018-04-09 23:14:42,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-09 23:14:42,954 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2018-04-09 23:14:42,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:14:42,955 INFO L225 Difference]: With dead ends: 321 [2018-04-09 23:14:42,955 INFO L226 Difference]: Without dead ends: 320 [2018-04-09 23:14:42,955 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-04-09 23:14:42,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-04-09 23:14:42,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 233. [2018-04-09 23:14:42,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2018-04-09 23:14:42,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 242 transitions. [2018-04-09 23:14:42,979 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 242 transitions. Word has length 63 [2018-04-09 23:14:42,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:14:42,979 INFO L459 AbstractCegarLoop]: Abstraction has 233 states and 242 transitions. [2018-04-09 23:14:42,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-09 23:14:42,980 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 242 transitions. [2018-04-09 23:14:42,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-09 23:14:42,980 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:14:42,981 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:14:42,981 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:14:42,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1378846362, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 23:14:42,990 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:14:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:14:43,026 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:14:43,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:43,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:14:43,055 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 [2018-04-09 23:14:43,055 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,061 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,061 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-09 23:14:43,074 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 [2018-04-09 23:14:43,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:14:43,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,079 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,103 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 [2018-04-09 23:14:43,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 23:14:43,106 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,108 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,116 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,117 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:33, output treesize:15 [2018-04-09 23:14:43,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:14:43,146 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,152 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,152 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:28 [2018-04-09 23:14:43,170 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 55 treesize of output 51 [2018-04-09 23:14:43,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 23:14:43,173 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,219 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 40 [2018-04-09 23:14:43,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 23:14:43,260 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,264 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,270 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,270 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:60, output treesize:26 [2018-04-09 23:14:43,298 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 21 [2018-04-09 23:14:43,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 23:14:43,300 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,301 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,306 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. [2018-04-09 23:14:43,306 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:40, output treesize:29 [2018-04-09 23:14:43,346 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 33 treesize of output 24 [2018-04-09 23:14:43,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:14:43,348 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2018-04-09 23:14:43,353 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,354 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,355 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:14:43,355 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:33, output treesize:5 [2018-04-09 23:14:43,386 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:14:43,386 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:14:45,777 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 41 treesize of output 3 [2018-04-09 23:14:45,778 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:45,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-09 23:14:45,780 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:39 [2018-04-09 23:14:51,890 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 87 treesize of output 65 [2018-04-09 23:14:51,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 23:14:51,917 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:51,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 87 treesize of output 126 [2018-04-09 23:14:51,985 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 92 treesize of output 100 [2018-04-09 23:14:51,986 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:52,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 97 [2018-04-09 23:14:52,144 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:52,309 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 93 treesize of output 94 [2018-04-09 23:14:52,310 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:52,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 103 [2018-04-09 23:14:52,476 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:52,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 64 [2018-04-09 23:14:52,693 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 59 treesize of output 92 [2018-04-09 23:14:52,694 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:52,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-09 23:14:52,749 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:52,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 74 [2018-04-09 23:14:52,751 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:52,809 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 56 treesize of output 127 [2018-04-09 23:14:52,810 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:52,857 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 23:14:52,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 62 [2018-04-09 23:14:52,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-09 23:14:52,872 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:52,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 46 [2018-04-09 23:14:52,894 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:52,925 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 54 treesize of output 87 [2018-04-09 23:14:52,926 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:52,953 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:14:53,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 76 [2018-04-09 23:14:53,176 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 126 [2018-04-09 23:14:53,177 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:53,297 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 123 [2018-04-09 23:14:53,298 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:53,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-04-09 23:14:53,372 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:53,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 53 [2018-04-09 23:14:53,434 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:53,550 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 52 treesize of output 85 [2018-04-09 23:14:53,551 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:53,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2018-04-09 23:14:53,620 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:53,691 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 88 [2018-04-09 23:14:53,692 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:53,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 70 [2018-04-09 23:14:53,852 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:53,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-09 23:14:53,855 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:53,998 INFO L267 ElimStorePlain]: Start of recursive call 18: 13 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-09 23:14:54,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 97 treesize of output 127 [2018-04-09 23:14:56,202 WARN L151 SmtUtils]: Spent 2001ms on a formula simplification. DAG size of input: 427 DAG size of output 420 [2018-04-09 23:14:56,203 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 23:14:56,204 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-04-09 23:14:56,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 122 [2018-04-09 23:14:56,216 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:56,954 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 88 [2018-04-09 23:14:56,954 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:57,658 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 135 [2018-04-09 23:14:57,659 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 7 xjuncts. [2018-04-09 23:14:58,334 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 65 treesize of output 60 [2018-04-09 23:14:58,335 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-09 23:14:58,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 119 [2018-04-09 23:14:58,953 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:59,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 81 [2018-04-09 23:14:59,352 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2018-04-09 23:14:59,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 119 [2018-04-09 23:14:59,365 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:59,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 97 [2018-04-09 23:14:59,642 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 3 xjuncts. [2018-04-09 23:14:59,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-09 23:14:59,888 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:00,183 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 57 treesize of output 57 [2018-04-09 23:15:00,184 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:00,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 97 [2018-04-09 23:15:00,464 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:00,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 84 [2018-04-09 23:15:00,726 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:00,974 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 46 treesize of output 41 [2018-04-09 23:15:00,974 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:01,508 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 49 treesize of output 82 [2018-04-09 23:15:01,509 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:01,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-04-09 23:15:01,573 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:01,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 83 [2018-04-09 23:15:01,628 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:01,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 43 [2018-04-09 23:15:01,885 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:02,036 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 38 [2018-04-09 23:15:02,036 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:02,068 INFO L267 ElimStorePlain]: Start of recursive call 28: 46 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:02,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 98 treesize of output 108 [2018-04-09 23:15:02,357 WARN L151 SmtUtils]: Spent 171ms on a formula simplification. DAG size of input: 115 DAG size of output 115 [2018-04-09 23:15:02,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 129 [2018-04-09 23:15:02,380 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 7 xjuncts. [2018-04-09 23:15:02,504 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 46 treesize of output 79 [2018-04-09 23:15:02,504 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:02,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 84 [2018-04-09 23:15:02,578 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:02,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 116 [2018-04-09 23:15:02,649 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:02,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 78 [2018-04-09 23:15:02,721 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:02,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 113 [2018-04-09 23:15:02,744 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:02,833 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 45 treesize of output 41 [2018-04-09 23:15:02,833 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:02,880 INFO L267 ElimStorePlain]: Start of recursive call 47: 10 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:15:03,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 90 treesize of output 132 [2018-04-09 23:15:03,081 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 23:15:07,022 WARN L151 SmtUtils]: Spent 3907ms on a formula simplification. DAG size of input: 810 DAG size of output 803 [2018-04-09 23:15:07,024 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 23:15:07,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 140 [2018-04-09 23:15:07,093 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 16 xjuncts. [2018-04-09 23:15:09,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 137 [2018-04-09 23:15:09,310 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 16 xjuncts. [2018-04-09 23:15:11,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 137 [2018-04-09 23:15:11,253 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 16 xjuncts. [2018-04-09 23:15:12,986 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 52 treesize of output 85 [2018-04-09 23:15:12,987 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:14,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 134 [2018-04-09 23:15:14,334 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 16 xjuncts. [2018-04-09 23:15:15,497 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 49 treesize of output 82 [2018-04-09 23:15:15,497 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:16,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 92 [2018-04-09 23:15:16,379 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:17,116 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 47 treesize of output 41 [2018-04-09 23:15:17,116 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:18,642 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 90 treesize of output 60 [2018-04-09 23:15:18,643 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:19,148 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 3 case distinctions, treesize of input 57 treesize of output 65 [2018-04-09 23:15:19,150 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 8 xjuncts. [2018-04-09 23:15:21,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 124 [2018-04-09 23:15:21,556 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 8 xjuncts. [2018-04-09 23:15:25,234 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 87 treesize of output 57 [2018-04-09 23:15:25,235 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:25,784 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 46 treesize of output 79 [2018-04-09 23:15:25,785 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:26,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 116 [2018-04-09 23:15:26,554 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:26,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 78 [2018-04-09 23:15:26,561 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:27,130 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 93 treesize of output 89 [2018-04-09 23:15:27,131 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:27,334 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 83 treesize of output 79 [2018-04-09 23:15:27,334 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:27,443 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 88 treesize of output 84 [2018-04-09 23:15:27,444 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:27,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 44 [2018-04-09 23:15:27,831 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:28,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 93 [2018-04-09 23:15:28,991 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:29,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 87 treesize of output 90 [2018-04-09 23:15:29,307 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:29,528 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 75 treesize of output 45 [2018-04-09 23:15:29,528 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:29,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 47 [2018-04-09 23:15:29,648 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:29,697 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 74 treesize of output 44 [2018-04-09 23:15:29,698 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:30,011 INFO L267 ElimStorePlain]: Start of recursive call 55: 82 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 23:15:30,060 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-09 23:15:30,080 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 4 case distinctions, treesize of input 71 treesize of output 85 [2018-04-09 23:15:30,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 66 [2018-04-09 23:15:30,083 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:30,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 72 [2018-04-09 23:15:30,125 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:30,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 66 treesize of output 92 [2018-04-09 23:15:30,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 64 [2018-04-09 23:15:30,193 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:30,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 97 [2018-04-09 23:15:30,421 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:30,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-09 23:15:30,675 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:30,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 23:15:30,677 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:30,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 67 [2018-04-09 23:15:30,863 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:31,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-09 23:15:31,184 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:31,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 10 [2018-04-09 23:15:31,339 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:31,705 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 54 treesize of output 132 [2018-04-09 23:15:31,706 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 7 xjuncts. [2018-04-09 23:15:31,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-04-09 23:15:31,822 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:31,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 60 [2018-04-09 23:15:31,920 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:32,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 91 [2018-04-09 23:15:32,028 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:32,222 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 52 treesize of output 22 [2018-04-09 23:15:32,222 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:32,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2018-04-09 23:15:32,224 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:32,469 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 62 treesize of output 32 [2018-04-09 23:15:32,470 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:32,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-04-09 23:15:32,627 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:32,787 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 57 treesize of output 57 [2018-04-09 23:15:32,787 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:33,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 62 [2018-04-09 23:15:33,054 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:33,361 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2018-04-09 23:15:33,362 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:33,367 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 1 case distinctions, treesize of input 49 treesize of output 49 [2018-04-09 23:15:33,368 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:33,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 10 [2018-04-09 23:15:33,435 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:33,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 13 [2018-04-09 23:15:33,477 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:33,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-09 23:15:33,578 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:33,610 INFO L267 ElimStorePlain]: Start of recursive call 83: 34 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 23:15:33,666 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 77 [2018-04-09 23:15:33,687 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 133 [2018-04-09 23:15:33,688 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 7 xjuncts. [2018-04-09 23:15:33,760 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 60 treesize of output 30 [2018-04-09 23:15:33,760 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:33,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 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 [2018-04-09 23:15:33,817 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:33,877 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 63 treesize of output 59 [2018-04-09 23:15:33,877 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:33,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 30 [2018-04-09 23:15:33,939 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:33,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 23 [2018-04-09 23:15:33,994 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 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 [2018-04-09 23:15:34,049 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:34,055 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 53 [2018-04-09 23:15:34,056 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:34,098 INFO L267 ElimStorePlain]: Start of recursive call 106: 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 23:15:34,109 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 75 [2018-04-09 23:15:34,112 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 61 treesize of output 57 [2018-04-09 23:15:34,112 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 50 [2018-04-09 23:15:34,149 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,184 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 51 treesize of output 21 [2018-04-09 23:15:34,184 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-09 23:15:34,216 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,239 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 53 treesize of output 23 [2018-04-09 23:15:34,240 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 90 [2018-04-09 23:15:34,268 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 3 xjuncts. [2018-04-09 23:15:34,302 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 20 treesize of output 20 [2018-04-09 23:15:34,303 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 2 xjuncts. [2018-04-09 23:15:34,329 INFO L267 ElimStorePlain]: Start of recursive call 115: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:15:34,384 INFO L267 ElimStorePlain]: Start of recursive call 80: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 23:15:34,423 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-09 23:15:34,459 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 63 treesize of output 40 [2018-04-09 23:15:34,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:15:34,477 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 25 [2018-04-09 23:15:34,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 23:15:34,500 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,508 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3 [2018-04-09 23:15:34,509 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 10 [2018-04-09 23:15:34,515 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,518 INFO L267 ElimStorePlain]: Start of recursive call 125: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:15:34,519 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 [2018-04-09 23:15:34,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:15:34,521 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,524 INFO L267 ElimStorePlain]: Start of recursive call 129: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,536 INFO L267 ElimStorePlain]: Start of recursive call 123: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 23:15:34,538 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 28 [2018-04-09 23:15:34,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:15:34,551 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,567 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 1 case distinctions, treesize of input 16 treesize of output 20 [2018-04-09 23:15:34,569 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 15 treesize of output 13 [2018-04-09 23:15:34,569 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 23:15:34,576 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 3 [2018-04-09 23:15:34,581 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,584 INFO L267 ElimStorePlain]: Start of recursive call 133: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:15:34,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-09 23:15:34,586 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 6 treesize of output 1 [2018-04-09 23:15:34,586 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,589 INFO L267 ElimStorePlain]: Start of recursive call 137: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:34,597 INFO L267 ElimStorePlain]: Start of recursive call 131: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 23:15:34,632 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 23:15:34,632 INFO L202 ElimStorePlain]: Needed 138 recursive calls to eliminate 5 variables, input treesize:87, output treesize:36 [2018-04-09 23:15:34,693 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:15:34,714 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 23:15:34,714 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 24 [2018-04-09 23:15:34,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-09 23:15:34,715 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-09 23:15:34,715 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=536, Unknown=1, NotChecked=0, Total=600 [2018-04-09 23:15:34,715 INFO L87 Difference]: Start difference. First operand 233 states and 242 transitions. Second operand 25 states. [2018-04-09 23:15:35,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 23:15:35,873 INFO L93 Difference]: Finished difference Result 345 states and 357 transitions. [2018-04-09 23:15:35,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-09 23:15:35,873 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 64 [2018-04-09 23:15:35,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 23:15:35,874 INFO L225 Difference]: With dead ends: 345 [2018-04-09 23:15:35,875 INFO L226 Difference]: Without dead ends: 344 [2018-04-09 23:15:35,875 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=314, Invalid=1665, Unknown=1, NotChecked=0, Total=1980 [2018-04-09 23:15:35,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2018-04-09 23:15:35,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 247. [2018-04-09 23:15:35,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-04-09 23:15:35,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 258 transitions. [2018-04-09 23:15:35,891 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 258 transitions. Word has length 64 [2018-04-09 23:15:35,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 23:15:35,891 INFO L459 AbstractCegarLoop]: Abstraction has 247 states and 258 transitions. [2018-04-09 23:15:35,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-09 23:15:35,891 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 258 transitions. [2018-04-09 23:15:35,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-09 23:15:35,892 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 23:15:35,892 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 23:15:35,892 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-09 23:15:35,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1378846361, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 23:15:35,898 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 23:15:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 23:15:35,921 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 23:15:35,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:15:35,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:15:35,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 23:15:35,930 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:35,933 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:35,933 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-09 23:15:35,941 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 [2018-04-09 23:15:35,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:15:35,943 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:35,944 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:35,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-09 23:15:35,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 23:15:35,953 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:35,954 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:35,960 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:35,960 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:33, output treesize:15 [2018-04-09 23:15:35,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:15:35,984 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:35,990 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:35,990 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:31 [2018-04-09 23:15:36,007 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 55 treesize of output 51 [2018-04-09 23:15:36,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 23:15:36,008 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,013 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 40 [2018-04-09 23:15:36,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 23:15:36,023 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,027 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,032 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,032 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:60, output treesize:41 [2018-04-09 23:15:36,095 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 71 treesize of output 58 [2018-04-09 23:15:36,097 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 33 treesize of output 27 [2018-04-09 23:15:36,097 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:15:36,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2018-04-09 23:15:36,105 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,110 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:15:36,117 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 23 treesize of output 19 [2018-04-09 23:15:36,118 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 23:15:36,118 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:15:36,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:15:36,128 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,129 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,133 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,133 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:71, output treesize:9 [2018-04-09 23:15:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 23:15:36,173 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 23:15:36,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 119 treesize of output 81 [2018-04-09 23:15:36,338 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,339 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 119 treesize of output 81 [2018-04-09 23:15:36,340 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:15:36,351 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-04-09 23:15:36,352 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:124, output treesize:120 [2018-04-09 23:15:38,406 WARN L1011 $PredicateComparison]: unable to prove that (and (forall ((|v_main_#t~malloc4.base_24| Int)) (<= (let ((.cse0 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset 0)))) (select (select .cse0 (select (select (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset |v_main_#t~malloc4.base_24|)) c_main_~head~0.base) c_main_~head~0.offset)) (select (select .cse0 c_main_~head~0.base) c_main_~head~0.offset))) 0)) (forall ((v_prenex_286 Int)) (= v_prenex_286 (select (let ((.cse1 (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset v_prenex_286)))) (select .cse1 (select (select .cse1 c_main_~head~0.base) c_main_~head~0.offset))) (select (select (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset 0)) c_main_~head~0.base) c_main_~head~0.offset)))) (forall ((v_prenex_285 Int)) (<= 0 (+ (let ((.cse2 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset 0)))) (select (select .cse2 (select (select (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset v_prenex_285)) c_main_~head~0.base) c_main_~head~0.offset)) (select (select .cse2 c_main_~head~0.base) c_main_~head~0.offset))) 4)))) is different from false [2018-04-09 23:15:59,840 WARN L148 SmtUtils]: Spent 9247ms on a formula simplification that was a NOOP. DAG size: 43 [2018-04-09 23:16:14,003 WARN L148 SmtUtils]: Spent 8053ms on a formula simplification that was a NOOP. DAG size: 47 [2018-04-09 23:16:14,014 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 89 treesize of output 83 [2018-04-09 23:16:14,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 23:16:14,035 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 78 [2018-04-09 23:16:14,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 67 [2018-04-09 23:16:14,061 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 67 treesize of output 65 [2018-04-09 23:16:14,075 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:14,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 70 [2018-04-09 23:16:14,094 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 23:16:14,107 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 23:16:14,108 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 [2018-04-09 23:16:14,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 23:16:14,110 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,113 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,138 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-09 23:16:14,329 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 70 treesize of output 47 [2018-04-09 23:16:14,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 23:16:14,350 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,374 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 33 treesize of output 61 [2018-04-09 23:16:14,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 48 [2018-04-09 23:16:14,378 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 43 [2018-04-09 23:16:14,435 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 46 [2018-04-09 23:16:14,497 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:14,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:16:14,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 41 [2018-04-09 23:16:14,609 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:14,610 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:14,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:14,614 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 1 case distinctions, treesize of input 28 treesize of output 33 [2018-04-09 23:16:14,614 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:14,642 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-09 23:16:14,643 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:14,656 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:16:14,718 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 33 treesize of output 30 [2018-04-09 23:16:14,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2018-04-09 23:16:14,720 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 23:16:14,726 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,729 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2018-04-09 23:16:14,736 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 22 treesize of output 16 [2018-04-09 23:16:14,736 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:14,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 10 [2018-04-09 23:16:14,747 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 9 [2018-04-09 23:16:14,749 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,753 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:16:14,796 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 37 treesize of output 46 [2018-04-09 23:16:14,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 23:16:14,799 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2018-04-09 23:16:14,829 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-09 23:16:14,854 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2018-04-09 23:16:14,878 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-09 23:16:14,904 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:14,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 26 [2018-04-09 23:16:14,934 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:14,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 23:16:14,964 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:14,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 23:16:14,965 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,002 INFO L267 ElimStorePlain]: Start of recursive call 26: 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 23:16:15,041 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, 6 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:16:15,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 45 treesize of output 72 [2018-04-09 23:16:15,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 47 [2018-04-09 23:16:15,071 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,169 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,170 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,176 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 42 treesize of output 75 [2018-04-09 23:16:15,176 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:15,295 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 56 [2018-04-09 23:16:15,301 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:15,423 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,424 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 43 treesize of output 59 [2018-04-09 23:16:15,424 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,542 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 28 [2018-04-09 23:16:15,544 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,544 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,545 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 12 [2018-04-09 23:16:15,545 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,549 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2018-04-09 23:16:15,552 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,552 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,553 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2018-04-09 23:16:15,556 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:15,567 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:16:15,688 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 43 treesize of output 47 [2018-04-09 23:16:15,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:16:15,783 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,783 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 23:16:15,783 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-04-09 23:16:15,784 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,820 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,821 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,822 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,825 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 1 case distinctions, treesize of input 25 treesize of output 30 [2018-04-09 23:16:15,825 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:15,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2018-04-09 23:16:15,863 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:15,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-09 23:16:15,892 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-09 23:16:15,919 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,945 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,945 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:15,946 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 22 treesize of output 22 [2018-04-09 23:16:15,946 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:15,963 INFO L267 ElimStorePlain]: Start of recursive call 44: 6 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:16:16,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 36 [2018-04-09 23:16:16,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 24 [2018-04-09 23:16:16,092 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:16,093 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 23:16:16,093 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,096 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:16,107 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 61 [2018-04-09 23:16:16,109 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 4 xjuncts. [2018-04-09 23:16:16,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:16,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:16,133 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:16,136 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 1 case distinctions, treesize of input 22 treesize of output 27 [2018-04-09 23:16:16,137 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:16,152 INFO L267 ElimStorePlain]: Start of recursive call 53: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:16:16,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 39 [2018-04-09 23:16:16,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-09 23:16:16,196 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 23:16:16,210 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,221 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:16,221 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:16,222 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:16,225 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 26 treesize of output 27 [2018-04-09 23:16:16,225 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:16,240 INFO L267 ElimStorePlain]: Start of recursive call 58: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:16:16,284 INFO L267 ElimStorePlain]: Start of recursive call 35: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:16:16,301 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-09 23:16:16,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 45 [2018-04-09 23:16:16,324 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 [2018-04-09 23:16:16,324 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 23:16:16,351 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 37 treesize of output 40 [2018-04-09 23:16:16,351 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,380 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 36 treesize of output 42 [2018-04-09 23:16:16,380 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:16,416 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 33 treesize of output 38 [2018-04-09 23:16:16,418 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 33 treesize of output 31 [2018-04-09 23:16:16,418 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:16,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 35 [2018-04-09 23:16:16,440 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,456 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 18 treesize of output 12 [2018-04-09 23:16:16,457 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,469 INFO L267 ElimStorePlain]: Start of recursive call 67: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,476 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 37 treesize of output 40 [2018-04-09 23:16:16,481 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 1 case distinctions, treesize of input 32 treesize of output 40 [2018-04-09 23:16:16,482 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 32 treesize of output 28 [2018-04-09 23:16:16,499 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:16,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2018-04-09 23:16:16,515 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:16,547 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 20 treesize of output 16 [2018-04-09 23:16:16,548 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:16,559 INFO L267 ElimStorePlain]: Start of recursive call 71: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:16:16,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 62 [2018-04-09 23:16:16,601 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:16,603 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:16,611 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 36 treesize of output 44 [2018-04-09 23:16:16,612 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:16,825 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 36 treesize of output 34 [2018-04-09 23:16:16,826 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:17,018 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2018-04-09 23:16:17,018 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:17,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 49 [2018-04-09 23:16:17,218 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 6 xjuncts. [2018-04-09 23:16:17,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-09 23:16:17,412 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:17,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 23:16:17,671 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:17,793 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:17,794 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:17,798 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 46 [2018-04-09 23:16:17,799 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:18,036 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 24 treesize of output 16 [2018-04-09 23:16:18,036 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:18,276 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 10 [2018-04-09 23:16:18,276 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:18,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 38 [2018-04-09 23:16:18,808 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:18,915 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:18,916 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:18,917 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:18,926 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 49 [2018-04-09 23:16:18,927 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:19,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2018-04-09 23:16:19,285 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:19,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-04-09 23:16:19,365 INFO L267 ElimStorePlain]: Start of recursive call 89: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:19,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-09 23:16:19,392 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:19,534 INFO L267 ElimStorePlain]: Start of recursive call 76: 33 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-09 23:16:19,545 INFO L267 ElimStorePlain]: Start of recursive call 64: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:19,568 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 7 case distinctions, treesize of input 45 treesize of output 72 [2018-04-09 23:16:19,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 49 [2018-04-09 23:16:19,580 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:19,688 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:19,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 66 [2018-04-09 23:16:19,689 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:19,791 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:19,798 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 42 treesize of output 68 [2018-04-09 23:16:19,798 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:19,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 47 [2018-04-09 23:16:19,916 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:20,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 43 treesize of output 66 [2018-04-09 23:16:20,487 WARN L151 SmtUtils]: Spent 433ms on a formula simplification. DAG size of input: 234 DAG size of output 224 [2018-04-09 23:16:20,502 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 66 [2018-04-09 23:16:20,504 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:20,506 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 23:16:20,506 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:20,513 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 45 [2018-04-09 23:16:20,514 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:20,710 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:20,713 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:20,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2018-04-09 23:16:20,722 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:20,919 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:20,920 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:20,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 42 [2018-04-09 23:16:20,924 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:21,108 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 39 [2018-04-09 23:16:21,109 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:21,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-09 23:16:21,288 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:21,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-09 23:16:21,418 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:21,518 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:21,519 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:21,521 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:21,531 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 52 [2018-04-09 23:16:21,532 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:21,685 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 27 treesize of output 27 [2018-04-09 23:16:21,685 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:21,962 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:21,963 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:21,965 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:21,974 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 49 [2018-04-09 23:16:21,975 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:22,167 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:22,169 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:22,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 39 [2018-04-09 23:16:22,173 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:22,242 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 23:16:22,243 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:22,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2018-04-09 23:16:22,300 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:22,561 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 15 [2018-04-09 23:16:22,561 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:22,562 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 17 treesize of output 13 [2018-04-09 23:16:22,563 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:22,613 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 35 [2018-04-09 23:16:22,614 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:22,642 INFO L267 ElimStorePlain]: Start of recursive call 96: 28 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:16:22,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 23:16:22,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 67 [2018-04-09 23:16:23,155 WARN L151 SmtUtils]: Spent 375ms on a formula simplification. DAG size of input: 228 DAG size of output 215 [2018-04-09 23:16:23,158 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:23,159 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:23,161 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:23,171 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 55 [2018-04-09 23:16:23,172 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:23,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 23:16:23,355 INFO L267 ElimStorePlain]: Start of recursive call 116: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:23,494 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:23,494 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:23,497 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:23,506 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 52 [2018-04-09 23:16:23,507 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:23,667 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 23:16:23,668 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:23,815 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 29 treesize of output 29 [2018-04-09 23:16:23,816 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:23,960 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:23,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:23,963 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:23,972 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 49 [2018-04-09 23:16:23,973 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:24,290 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:24,292 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:24,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2018-04-09 23:16:24,298 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:24,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2018-04-09 23:16:24,389 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:24,390 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 23 treesize of output 19 [2018-04-09 23:16:24,390 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:24,451 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:24,452 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:24,454 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:24,463 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 46 [2018-04-09 23:16:24,464 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:24,510 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 31 treesize of output 29 [2018-04-09 23:16:24,511 INFO L267 ElimStorePlain]: Start of recursive call 125: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:24,633 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 23:16:24,634 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:24,667 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:24,669 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:24,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 37 [2018-04-09 23:16:24,676 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:24,718 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:24,720 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:24,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 38 [2018-04-09 23:16:24,727 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:24,773 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 20 treesize of output 16 [2018-04-09 23:16:24,774 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:24,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-09 23:16:24,776 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:24,811 INFO L267 ElimStorePlain]: Start of recursive call 114: 20 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 23:16:24,973 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 3 case distinctions, treesize of input 40 treesize of output 52 [2018-04-09 23:16:25,111 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 119 DAG size of output 114 [2018-04-09 23:16:25,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 30 [2018-04-09 23:16:25,118 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:25,192 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,193 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,195 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,204 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 46 [2018-04-09 23:16:25,205 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:25,264 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 23:16:25,264 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:25,303 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 28 treesize of output 26 [2018-04-09 23:16:25,304 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:25,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-09 23:16:25,407 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:25,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 23:16:25,408 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:25,437 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,438 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 34 [2018-04-09 23:16:25,444 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:25,516 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 35 [2018-04-09 23:16:25,517 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:25,543 INFO L267 ElimStorePlain]: Start of recursive call 131: 10 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-09 23:16:25,653 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 3 case distinctions, treesize of input 37 treesize of output 51 [2018-04-09 23:16:25,659 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,669 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 49 [2018-04-09 23:16:25,670 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:25,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 39 [2018-04-09 23:16:25,737 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:25,786 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,786 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,788 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,797 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 46 [2018-04-09 23:16:25,798 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:25,892 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,894 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:25,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 38 [2018-04-09 23:16:25,900 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:25,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 23:16:25,940 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:25,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-09 23:16:25,941 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:26,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 12 [2018-04-09 23:16:26,019 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:26,037 INFO L267 ElimStorePlain]: Start of recursive call 140: 13 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:16:26,071 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 1 case distinctions, treesize of input 26 treesize of output 28 [2018-04-09 23:16:26,073 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:26,074 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:26,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 31 [2018-04-09 23:16:26,078 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:26,083 INFO L267 ElimStorePlain]: Start of recursive call 148: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:26,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 41 treesize of output 72 [2018-04-09 23:16:26,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 33 [2018-04-09 23:16:26,135 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:26,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 23:16:26,704 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:27,141 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:27,142 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:27,143 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:27,154 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 52 [2018-04-09 23:16:27,155 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:27,610 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:27,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:27,612 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:27,622 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 49 [2018-04-09 23:16:27,623 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:27,945 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 36 [2018-04-09 23:16:27,945 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:28,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 36 [2018-04-09 23:16:28,215 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:28,486 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:28,487 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:28,492 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 46 [2018-04-09 23:16:28,492 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:29,379 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 36 treesize of output 32 [2018-04-09 23:16:29,380 INFO L267 ElimStorePlain]: Start of recursive call 158: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:29,654 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 38 treesize of output 32 [2018-04-09 23:16:29,654 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:29,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2018-04-09 23:16:29,919 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:30,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-09 23:16:30,172 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:30,720 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:30,721 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:30,723 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:30,731 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 46 [2018-04-09 23:16:30,732 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:30,885 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:30,887 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:30,895 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 30 treesize of output 38 [2018-04-09 23:16:30,895 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:31,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-09 23:16:31,050 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:31,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-09 23:16:31,056 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:31,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-09 23:16:31,184 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:31,185 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 20 treesize of output 16 [2018-04-09 23:16:31,185 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:31,355 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:31,356 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:31,361 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 43 [2018-04-09 23:16:31,361 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:31,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 7 [2018-04-09 23:16:31,464 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:31,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 23:16:31,860 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:31,893 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:31,894 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:31,897 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 30 [2018-04-09 23:16:31,897 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,008 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:32,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:32,016 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 27 treesize of output 35 [2018-04-09 23:16:32,017 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:32,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 15 [2018-04-09 23:16:32,098 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2018-04-09 23:16:32,099 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 24 [2018-04-09 23:16:32,172 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,200 INFO L267 ElimStorePlain]: Start of recursive call 150: 57 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 23:16:32,202 INFO L267 ElimStorePlain]: Start of recursive call 91: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,205 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,207 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 45 [2018-04-09 23:16:32,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-09 23:16:32,227 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 23:16:32,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 40 [2018-04-09 23:16:32,254 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 42 [2018-04-09 23:16:32,284 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:32,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 52 [2018-04-09 23:16:32,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 31 [2018-04-09 23:16:32,327 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 23:16:32,367 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 19 [2018-04-09 23:16:32,398 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:16:32,428 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 23:16:32,456 INFO L267 ElimStorePlain]: Start of recursive call 186: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:32,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-09 23:16:32,485 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 22 [2018-04-09 23:16:32,512 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 27 [2018-04-09 23:16:32,540 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 22 [2018-04-09 23:16:32,560 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 40 [2018-04-09 23:16:32,587 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 7 xjuncts. [2018-04-09 23:16:32,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2018-04-09 23:16:32,618 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:32,638 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 10 [2018-04-09 23:16:32,639 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,646 INFO L267 ElimStorePlain]: Start of recursive call 181: 12 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2018-04-09 23:16:32,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 31 treesize of output 27 [2018-04-09 23:16:32,682 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 21 [2018-04-09 23:16:32,704 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:32,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 25 [2018-04-09 23:16:32,725 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 24 [2018-04-09 23:16:32,731 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,751 INFO L267 ElimStorePlain]: Start of recursive call 194: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:16:32,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 34 [2018-04-09 23:16:32,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-04-09 23:16:32,760 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 20 treesize of output 16 [2018-04-09 23:16:32,778 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 31 [2018-04-09 23:16:32,809 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2018-04-09 23:16:32,820 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,824 INFO L267 ElimStorePlain]: Start of recursive call 199: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,832 INFO L267 ElimStorePlain]: Start of recursive call 178: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 45 treesize of output 72 [2018-04-09 23:16:32,862 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 44 treesize of output 47 [2018-04-09 23:16:32,863 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:32,958 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:32,959 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 43 treesize of output 59 [2018-04-09 23:16:32,959 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,055 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:33,062 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 42 treesize of output 61 [2018-04-09 23:16:33,063 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:33,183 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 43 treesize of output 49 [2018-04-09 23:16:33,183 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:33,308 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 40 treesize of output 43 [2018-04-09 23:16:33,315 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 1 case distinctions, treesize of input 35 treesize of output 41 [2018-04-09 23:16:33,316 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,335 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 35 treesize of output 31 [2018-04-09 23:16:33,335 INFO L267 ElimStorePlain]: Start of recursive call 211: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:33,351 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 31 treesize of output 29 [2018-04-09 23:16:33,352 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,366 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 18 treesize of output 12 [2018-04-09 23:16:33,366 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,375 INFO L267 ElimStorePlain]: Start of recursive call 209: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,382 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 44 treesize of output 45 [2018-04-09 23:16:33,384 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 40 treesize of output 36 [2018-04-09 23:16:33,384 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,407 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 34 treesize of output 30 [2018-04-09 23:16:33,407 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:33,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 32 [2018-04-09 23:16:33,434 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,439 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 1 case distinctions, treesize of input 25 treesize of output 31 [2018-04-09 23:16:33,440 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,464 INFO L267 ElimStorePlain]: Start of recursive call 214: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:16:33,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 61 [2018-04-09 23:16:33,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2018-04-09 23:16:33,584 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,665 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 30 treesize of output 26 [2018-04-09 23:16:33,665 INFO L267 ElimStorePlain]: Start of recursive call 221: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:33,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 23:16:33,738 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:33,799 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:33,801 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:33,808 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 46 [2018-04-09 23:16:33,809 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:33,874 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 30 treesize of output 24 [2018-04-09 23:16:33,874 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:33,938 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:33,939 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:33,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-04-09 23:16:33,940 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 26 [2018-04-09 23:16:34,007 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:34,076 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 21 treesize of output 19 [2018-04-09 23:16:34,076 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 28 treesize of output 26 [2018-04-09 23:16:34,140 INFO L267 ElimStorePlain]: Start of recursive call 228: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:34,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 10 [2018-04-09 23:16:34,207 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,255 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:34,256 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:34,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 34 [2018-04-09 23:16:34,263 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:34,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 10 [2018-04-09 23:16:34,424 INFO L267 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,425 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 18 treesize of output 10 [2018-04-09 23:16:34,425 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,478 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 24 [2018-04-09 23:16:34,478 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,541 INFO L267 ElimStorePlain]: Start of recursive call 219: 16 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-09 23:16:34,596 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 26 treesize of output 23 [2018-04-09 23:16:34,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-09 23:16:34,598 INFO L267 ElimStorePlain]: Start of recursive call 235: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:16:34,603 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:34,603 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:34,604 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 14 treesize of output 12 [2018-04-09 23:16:34,604 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,606 INFO L267 ElimStorePlain]: Start of recursive call 234: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,608 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 30 treesize of output 25 [2018-04-09 23:16:34,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:34,612 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:34,619 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 22 treesize of output 32 [2018-04-09 23:16:34,619 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 3 xjuncts. [2018-04-09 23:16:34,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-09 23:16:34,636 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-09 23:16:34,637 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,638 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 14 treesize of output 12 [2018-04-09 23:16:34,639 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,642 INFO L267 ElimStorePlain]: Start of recursive call 237: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:16:34,647 INFO L267 ElimStorePlain]: Start of recursive call 204: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,649 INFO L267 ElimStorePlain]: Start of recursive call 176: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,651 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 52 treesize of output 37 [2018-04-09 23:16:34,664 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 [2018-04-09 23:16:34,665 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 43 [2018-04-09 23:16:34,815 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 113 DAG size of output 97 [2018-04-09 23:16:34,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 23:16:34,821 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:34,891 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 32 [2018-04-09 23:16:34,892 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:34,981 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 15 [2018-04-09 23:16:34,981 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:34,982 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 17 treesize of output 13 [2018-04-09 23:16:34,982 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:35,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 23:16:35,004 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:35,039 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 24 [2018-04-09 23:16:35,039 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:35,046 INFO L267 ElimStorePlain]: Start of recursive call 244: 13 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:16:35,050 INFO L267 ElimStorePlain]: Start of recursive call 242: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 23:16:35,053 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 126 treesize of output 71 [2018-04-09 23:16:35,085 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 [2018-04-09 23:16:35,086 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:35,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 66 treesize of output 102 [2018-04-09 23:16:35,140 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 23:16:35,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 65 [2018-04-09 23:16:35,161 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:35,815 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:35,825 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 58 treesize of output 84 [2018-04-09 23:16:35,826 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:36,499 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:36,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 82 [2018-04-09 23:16:36,500 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:37,162 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:37,162 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 75 [2018-04-09 23:16:37,162 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:37,821 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:37,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 84 [2018-04-09 23:16:37,829 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:38,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 63 [2018-04-09 23:16:38,558 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:39,257 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:39,264 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 46 treesize of output 72 [2018-04-09 23:16:39,265 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:39,993 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:39,994 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 47 treesize of output 63 [2018-04-09 23:16:39,994 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:40,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 63 treesize of output 103 [2018-04-09 23:16:40,758 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-04-09 23:16:40,804 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:16:40,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 66 [2018-04-09 23:16:40,812 INFO L267 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 2 xjuncts. [2018-04-09 23:16:48,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2018-04-09 23:16:48,718 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:48,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-09 23:16:48,719 INFO L267 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2018-04-09 23:16:55,204 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 56 [2018-04-09 23:16:55,206 INFO L267 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 2 xjuncts. [2018-04-09 23:17:01,189 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:17:01,192 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:17:01,205 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 66 [2018-04-09 23:17:01,207 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 5 xjuncts. [2018-04-09 23:17:06,497 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 50 [2018-04-09 23:17:06,498 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 2 xjuncts. [2018-04-09 23:17:11,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-09 23:17:11,593 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2018-04-09 23:17:14,890 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 47 treesize of output 43 [2018-04-09 23:17:14,891 INFO L267 ElimStorePlain]: Start of recursive call 270: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 23:17:17,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 41 [2018-04-09 23:17:17,689 INFO L267 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 2 xjuncts. [2018-04-09 23:17:20,527 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:17:20,530 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:17:20,543 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 63 [2018-04-09 23:17:20,544 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 5 xjuncts. [2018-04-09 23:17:23,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2018-04-09 23:17:23,057 INFO L267 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 1 xjuncts. [2018-04-09 23:17:25,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 42 [2018-04-09 23:17:25,312 INFO L267 ElimStorePlain]: Start of recursive call 274: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 23:17:27,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-04-09 23:17:27,582 INFO L267 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2018-04-09 23:17:32,139 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 53 [2018-04-09 23:17:32,140 INFO L267 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 2 xjuncts. [2018-04-09 23:17:57,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 36 [2018-04-09 23:17:57,371 INFO L267 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2018-04-09 23:17:59,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2018-04-09 23:17:59,300 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-04-09 23:18:01,236 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:18:01,238 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 23:18:01,245 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 60 [2018-04-09 23:18:01,246 INFO L267 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 2 xjuncts. [2018-04-09 23:18:03,207 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 47 [2018-04-09 23:18:03,208 INFO L267 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 2 xjuncts. Received shutdown request... [2018-04-09 23:18:18,869 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-09 23:18:18,869 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-09 23:18:18,873 WARN L197 ceAbstractionStarter]: Timeout [2018-04-09 23:18:18,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.04 11:18:18 BoogieIcfgContainer [2018-04-09 23:18:18,874 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-09 23:18:18,874 INFO L168 Benchmark]: Toolchain (without parser) took 255226.91 ms. Allocated memory was 305.1 MB in the beginning and 389.5 MB in the end (delta: 84.4 MB). Free memory was 240.0 MB in the beginning and 311.9 MB in the end (delta: -71.8 MB). Peak memory consumption was 215.7 MB. Max. memory is 5.3 GB. [2018-04-09 23:18:18,875 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 305.1 MB. Free memory is still 267.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-09 23:18:18,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.56 ms. Allocated memory is still 305.1 MB. Free memory was 240.0 MB in the beginning and 212.9 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 5.3 GB. [2018-04-09 23:18:18,876 INFO L168 Benchmark]: Boogie Preprocessor took 61.43 ms. Allocated memory is still 305.1 MB. Free memory was 212.9 MB in the beginning and 209.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-04-09 23:18:18,876 INFO L168 Benchmark]: RCFGBuilder took 652.29 ms. Allocated memory was 305.1 MB in the beginning and 468.2 MB in the end (delta: 163.1 MB). Free memory was 209.9 MB in the beginning and 391.1 MB in the end (delta: -181.2 MB). Peak memory consumption was 22.7 MB. Max. memory is 5.3 GB. [2018-04-09 23:18:18,876 INFO L168 Benchmark]: TraceAbstraction took 254153.12 ms. Allocated memory was 468.2 MB in the beginning and 389.5 MB in the end (delta: -78.6 MB). Free memory was 391.1 MB in the beginning and 311.9 MB in the end (delta: 79.2 MB). Peak memory consumption was 203.7 MB. Max. memory is 5.3 GB. [2018-04-09 23:18:18,878 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 305.1 MB. Free memory is still 267.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 355.56 ms. Allocated memory is still 305.1 MB. Free memory was 240.0 MB in the beginning and 212.9 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 61.43 ms. Allocated memory is still 305.1 MB. Free memory was 212.9 MB in the beginning and 209.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 652.29 ms. Allocated memory was 305.1 MB in the beginning and 468.2 MB in the end (delta: 163.1 MB). Free memory was 209.9 MB in the beginning and 391.1 MB in the end (delta: -181.2 MB). Peak memory consumption was 22.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 254153.12 ms. Allocated memory was 468.2 MB in the beginning and 389.5 MB in the end (delta: -78.6 MB). Free memory was 391.1 MB in the beginning and 311.9 MB in the end (delta: 79.2 MB). Peak memory consumption was 203.7 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1015). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 994]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 994). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1030). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 994]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 994). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1015). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1004]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1004). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1034). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1030). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 989). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1004]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1004). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1034). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was analyzing trace of length 65 with TraceHistMax 2, 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 437. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 147 locations, 45 error locations. TIMEOUT Result, 254.0s OverallTime, 29 OverallIterations, 3 TraceHistogramMax, 24.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2724 SDtfs, 11263 SDslu, 17057 SDs, 0 SdLazy, 13028 SolverSat, 1010 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 7.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2436 GetRequests, 1891 SyntacticMatches, 8 SemanticMatches, 537 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2519 ImplicationChecksByTransitivity, 31.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=252occurred in iteration=25, 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: 0.3s AutomataMinimizationTime, 28 MinimizatonAttempts, 1972 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 64.6s InterpolantComputationTime, 1111 NumberOfCodeBlocks, 1111 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 2166 ConstructedInterpolants, 274 QuantifiedInterpolants, 1529354 SizeOfPredicates, 356 NumberOfNonLiveVariables, 3865 ConjunctsInSsa, 515 ConjunctsInUnsatCore, 56 InterpolantComputations, 32 PerfectInterpolantSequences, 12/116 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/sll-token_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-09_23-18-18-887.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-token_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-09_23-18-18-887.csv Completed graceful shutdown