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-simple-white-blue_true-unreach-call_false-valid-memtrack.i


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This is Ultimate 0.1.23-4cf2d92
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[2018-03-28 13:25:39,268 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
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[2018-03-28 13:25:39,293 INFO  L133        SettingsManager]:  * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG;
[2018-03-28 13:25:39,294 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-03-28 13:25:39,294 INFO  L133        SettingsManager]:  * to procedures, called more than once=true
[2018-03-28 13:25:39,294 INFO  L131        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-03-28 13:25:39,295 INFO  L133        SettingsManager]:  * Abstract domain for RCFG-of-the-future=VPDomain
[2018-03-28 13:25:39,295 INFO  L133        SettingsManager]:  * Use the RCFG-of-the-future interface=true
[2018-03-28 13:25:39,295 INFO  L131        SettingsManager]: Preferences of LTL2Aut differ from their defaults:
[2018-03-28 13:25:39,295 INFO  L133        SettingsManager]:  * Property to check=[] a 
 a: x > 42
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[2018-03-28 13:25:39,296 INFO  L133        SettingsManager]:  * sizeof long=4
[2018-03-28 13:25:39,296 INFO  L133        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2018-03-28 13:25:39,296 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-03-28 13:25:39,296 INFO  L133        SettingsManager]:  * sizeof POINTER=4
[2018-03-28 13:25:39,296 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-03-28 13:25:39,297 INFO  L133        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2018-03-28 13:25:39,297 INFO  L133        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2018-03-28 13:25:39,297 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-03-28 13:25:39,297 INFO  L133        SettingsManager]:  * sizeof long double=12
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[2018-03-28 13:25:39,298 INFO  L133        SettingsManager]:  * Size of a code block=SingleStatement
[2018-03-28 13:25:39,298 INFO  L133        SettingsManager]:  * Add additional assume for each assert=false
[2018-03-28 13:25:39,298 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-03-28 13:25:39,298 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-03-28 13:25:39,299 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-03-28 13:25:39,299 INFO  L133        SettingsManager]:  * Interpolant automaton=TWOTRACK
[2018-03-28 13:25:39,299 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-03-28 13:25:39,299 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-03-28 13:25:39,299 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-03-28 13:25:39,300 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-03-28 13:25:39,300 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-03-28 13:25:39,301 INFO  L131        SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2018-03-28 13:25:39,301 INFO  L133        SettingsManager]:  * TransformationType=HEAP_SEPARATOR
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[2018-03-28 13:25:39,301 INFO  L133        SettingsManager]:  * Dump path:=C:\Users\alex\AppData\Local\Temp\
[2018-03-28 13:25:39,336 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-03-28 13:25:39,348 INFO  L266   ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized
[2018-03-28 13:25:39,352 INFO  L222   ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected.
[2018-03-28 13:25:39,354 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-03-28 13:25:39,354 INFO  L276        PluginConnector]: CDTParser initialized
[2018-03-28 13:25:39,355 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,803 INFO  L228              CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG8ce25891b
[2018-03-28 13:25:39,966 INFO  L291              CDTParser]: IsIndexed: true
[2018-03-28 13:25:39,966 INFO  L292              CDTParser]: Found 1 translation units.
[2018-03-28 13:25:39,967 INFO  L171              CDTParser]: Scanning sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,978 INFO  L210   ultiparseSymbolTable]: Include resolver:
[2018-03-28 13:25:39,978 INFO  L215   ultiparseSymbolTable]: <empty include resolver>
[2018-03-28 13:25:39,978 INFO  L218   ultiparseSymbolTable]: Function table:
[2018-03-28 13:25:39,979 INFO  L221   ultiparseSymbolTable]: Function definition of null ('main') in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,979 INFO  L227   ultiparseSymbolTable]: Global variable table:
[2018-03-28 13:25:39,979 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_rwlockattr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,979 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____gid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,979 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint16_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,979 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__clock_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,980 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_char in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,980 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int16_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,980 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_long in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,980 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__blkcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,980 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__daddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,980 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____loff_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,980 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__suseconds_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,980 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int32_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,981 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____sigset_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,981 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fd_mask in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,981 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__sigset_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,981 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____ino_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,981 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_spinlock_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,981 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__SLL in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,981 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____caddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,981 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____off_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,981 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____ino64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,982 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_long in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,982 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,982 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ulong in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,982 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint32_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,982 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__uid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,982 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fsblkcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,982 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__lldiv_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,982 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__wchar_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,983 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int16_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,983 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__blksize_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,983 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____clockid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,983 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__clockid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,983 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____pthread_slist_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,983 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int32_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,983 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____syscall_ulong_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,983 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____sig_atomic_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,984 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__div_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,984 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,984 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____id_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,984 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fd_mask in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,984 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__quad_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,984 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int8_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,984 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int16_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,984 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_cond_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,985 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsblkcnt64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,985 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____pid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,985 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____rlim_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,985 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____timer_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,985 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_mutexattr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,985 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_attr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,985 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,985 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_char in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,986 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_quad_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,986 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_barrier_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,986 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____quad_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,986 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____off64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,986 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____suseconds_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,986 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsfilcnt64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,986 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,986 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____blkcnt64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,986 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ldiv_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ino_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fsfilcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____ssize_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____socklen_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____mode_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int32_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__idtype_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int8_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,987 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____nlink_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____intptr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__timer_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__size_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__off_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__key_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_once_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsword_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__caddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__mode_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_short in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,988 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__nlink_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_short in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__gid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ssize_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__uint in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__loff_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____useconds_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fd_set in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_condattr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__dev_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____rlim64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____blksize_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__id_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____qaddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____clock_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,989 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_key_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____dev_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsblkcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fsid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_int in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____blkcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__time_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_rwlock_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_mutex_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsfilcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____syscall_slong_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_barrierattr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__register_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,990 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,991 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____daddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,991 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,991 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int8_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,991 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____time_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,991 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint8_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,991 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____key_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,991 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_quad_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:39,991 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ushort in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:40,012 INFO  L334              CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG8ce25891b
[2018-03-28 13:25:40,016 INFO  L304   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-03-28 13:25:40,019 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2018-03-28 13:25:40,020 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-03-28 13:25:40,020 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-03-28 13:25:40,025 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-03-28 13:25:40,026 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 01:25:40" (1/1) ...
[2018-03-28 13:25:40,028 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cee13e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40, skipping insertion in model container
[2018-03-28 13:25:40,028 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 01:25:40" (1/1) ...
[2018-03-28 13:25:40,042 INFO  L167             Dispatcher]: Using SV-COMP mode
[2018-03-28 13:25:40,075 INFO  L167             Dispatcher]: Using SV-COMP mode
[2018-03-28 13:25:40,260 INFO  L175          PostProcessor]: Settings: Checked method=main
[2018-03-28 13:25:40,311 INFO  L175          PostProcessor]: Settings: Checked method=main
[2018-03-28 13:25:40,318 INFO  L100         SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115.
[2018-03-28 13:25:40,366 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40 WrapperNode
[2018-03-28 13:25:40,367 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-03-28 13:25:40,367 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-03-28 13:25:40,368 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-03-28 13:25:40,368 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-03-28 13:25:40,378 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40" (1/1) ...
[2018-03-28 13:25:40,378 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40" (1/1) ...
[2018-03-28 13:25:40,394 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40" (1/1) ...
[2018-03-28 13:25:40,394 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40" (1/1) ...
[2018-03-28 13:25:40,409 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40" (1/1) ...
[2018-03-28 13:25:40,417 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40" (1/1) ...
[2018-03-28 13:25:40,420 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40" (1/1) ...
[2018-03-28 13:25:40,426 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-03-28 13:25:40,426 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-03-28 13:25:40,426 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-03-28 13:25:40,426 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-03-28 13:25:40,428 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40" (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
[2018-03-28 13:25:40,543 INFO  L136     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-03-28 13:25:40,543 INFO  L136     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-03-28 13:25:40,543 INFO  L136     BoogieDeclarations]: Found implementation of procedure main
[2018-03-28 13:25:40,543 INFO  L128     BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max
[2018-03-28 13:25:40,544 INFO  L128     BoogieDeclarations]: Found specification of procedure atof
[2018-03-28 13:25:40,544 INFO  L128     BoogieDeclarations]: Found specification of procedure atoi
[2018-03-28 13:25:40,544 INFO  L128     BoogieDeclarations]: Found specification of procedure atol
[2018-03-28 13:25:40,544 INFO  L128     BoogieDeclarations]: Found specification of procedure atoll
[2018-03-28 13:25:40,544 INFO  L128     BoogieDeclarations]: Found specification of procedure strtod
[2018-03-28 13:25:40,544 INFO  L128     BoogieDeclarations]: Found specification of procedure strtof
[2018-03-28 13:25:40,544 INFO  L128     BoogieDeclarations]: Found specification of procedure strtold
[2018-03-28 13:25:40,545 INFO  L128     BoogieDeclarations]: Found specification of procedure strtol
[2018-03-28 13:25:40,545 INFO  L128     BoogieDeclarations]: Found specification of procedure strtoul
[2018-03-28 13:25:40,545 INFO  L128     BoogieDeclarations]: Found specification of procedure strtoq
[2018-03-28 13:25:40,545 INFO  L128     BoogieDeclarations]: Found specification of procedure strtouq
[2018-03-28 13:25:40,545 INFO  L128     BoogieDeclarations]: Found specification of procedure strtoll
[2018-03-28 13:25:40,545 INFO  L128     BoogieDeclarations]: Found specification of procedure strtoull
[2018-03-28 13:25:40,545 INFO  L128     BoogieDeclarations]: Found specification of procedure l64a
[2018-03-28 13:25:40,545 INFO  L128     BoogieDeclarations]: Found specification of procedure a64l
[2018-03-28 13:25:40,546 INFO  L128     BoogieDeclarations]: Found specification of procedure select
[2018-03-28 13:25:40,546 INFO  L128     BoogieDeclarations]: Found specification of procedure pselect
[2018-03-28 13:25:40,546 INFO  L128     BoogieDeclarations]: Found specification of procedure gnu_dev_major
[2018-03-28 13:25:40,546 INFO  L128     BoogieDeclarations]: Found specification of procedure gnu_dev_minor
[2018-03-28 13:25:40,546 INFO  L128     BoogieDeclarations]: Found specification of procedure gnu_dev_makedev
[2018-03-28 13:25:40,546 INFO  L128     BoogieDeclarations]: Found specification of procedure random
[2018-03-28 13:25:40,546 INFO  L128     BoogieDeclarations]: Found specification of procedure srandom
[2018-03-28 13:25:40,547 INFO  L128     BoogieDeclarations]: Found specification of procedure initstate
[2018-03-28 13:25:40,547 INFO  L128     BoogieDeclarations]: Found specification of procedure setstate
[2018-03-28 13:25:40,547 INFO  L128     BoogieDeclarations]: Found specification of procedure random_r
[2018-03-28 13:25:40,547 INFO  L128     BoogieDeclarations]: Found specification of procedure srandom_r
[2018-03-28 13:25:40,547 INFO  L128     BoogieDeclarations]: Found specification of procedure initstate_r
[2018-03-28 13:25:40,547 INFO  L128     BoogieDeclarations]: Found specification of procedure setstate_r
[2018-03-28 13:25:40,547 INFO  L128     BoogieDeclarations]: Found specification of procedure rand
[2018-03-28 13:25:40,547 INFO  L128     BoogieDeclarations]: Found specification of procedure srand
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure rand_r
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure drand48
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure erand48
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure lrand48
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure nrand48
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure mrand48
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure jrand48
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure srand48
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure seed48
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure lcong48
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure drand48_r
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure erand48_r
[2018-03-28 13:25:40,548 INFO  L128     BoogieDeclarations]: Found specification of procedure lrand48_r
[2018-03-28 13:25:40,549 INFO  L128     BoogieDeclarations]: Found specification of procedure nrand48_r
[2018-03-28 13:25:40,549 INFO  L128     BoogieDeclarations]: Found specification of procedure mrand48_r
[2018-03-28 13:25:40,549 INFO  L128     BoogieDeclarations]: Found specification of procedure jrand48_r
[2018-03-28 13:25:40,549 INFO  L128     BoogieDeclarations]: Found specification of procedure srand48_r
[2018-03-28 13:25:40,549 INFO  L128     BoogieDeclarations]: Found specification of procedure seed48_r
[2018-03-28 13:25:40,549 INFO  L128     BoogieDeclarations]: Found specification of procedure lcong48_r
[2018-03-28 13:25:40,549 INFO  L128     BoogieDeclarations]: Found specification of procedure malloc
[2018-03-28 13:25:40,549 INFO  L128     BoogieDeclarations]: Found specification of procedure calloc
[2018-03-28 13:25:40,549 INFO  L128     BoogieDeclarations]: Found specification of procedure realloc
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure free
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure cfree
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure alloca
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure valloc
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure posix_memalign
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure aligned_alloc
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure abort
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure atexit
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure at_quick_exit
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure on_exit
[2018-03-28 13:25:40,550 INFO  L128     BoogieDeclarations]: Found specification of procedure exit
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure quick_exit
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure _Exit
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure getenv
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure putenv
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure setenv
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure unsetenv
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure clearenv
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure mktemp
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure mkstemp
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure mkstemps
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure mkdtemp
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure system
[2018-03-28 13:25:40,551 INFO  L128     BoogieDeclarations]: Found specification of procedure realpath
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure bsearch
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure qsort
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure abs
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure labs
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure llabs
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure div
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure ldiv
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure lldiv
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure ecvt
[2018-03-28 13:25:40,552 INFO  L128     BoogieDeclarations]: Found specification of procedure fcvt
[2018-03-28 13:25:40,553 INFO  L128     BoogieDeclarations]: Found specification of procedure gcvt
[2018-03-28 13:25:40,553 INFO  L128     BoogieDeclarations]: Found specification of procedure qecvt
[2018-03-28 13:25:40,553 INFO  L128     BoogieDeclarations]: Found specification of procedure qfcvt
[2018-03-28 13:25:40,553 INFO  L128     BoogieDeclarations]: Found specification of procedure qgcvt
[2018-03-28 13:25:40,553 INFO  L128     BoogieDeclarations]: Found specification of procedure ecvt_r
[2018-03-28 13:25:40,553 INFO  L128     BoogieDeclarations]: Found specification of procedure fcvt_r
[2018-03-28 13:25:40,553 INFO  L128     BoogieDeclarations]: Found specification of procedure qecvt_r
[2018-03-28 13:25:40,553 INFO  L128     BoogieDeclarations]: Found specification of procedure qfcvt_r
[2018-03-28 13:25:40,554 INFO  L128     BoogieDeclarations]: Found specification of procedure mblen
[2018-03-28 13:25:40,554 INFO  L128     BoogieDeclarations]: Found specification of procedure mbtowc
[2018-03-28 13:25:40,554 INFO  L128     BoogieDeclarations]: Found specification of procedure wctomb
[2018-03-28 13:25:40,554 INFO  L128     BoogieDeclarations]: Found specification of procedure mbstowcs
[2018-03-28 13:25:40,554 INFO  L128     BoogieDeclarations]: Found specification of procedure wcstombs
[2018-03-28 13:25:40,554 INFO  L128     BoogieDeclarations]: Found specification of procedure rpmatch
[2018-03-28 13:25:40,554 INFO  L128     BoogieDeclarations]: Found specification of procedure getsubopt
[2018-03-28 13:25:40,554 INFO  L128     BoogieDeclarations]: Found specification of procedure getloadavg
[2018-03-28 13:25:40,555 INFO  L128     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2018-03-28 13:25:40,555 INFO  L128     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2018-03-28 13:25:40,555 INFO  L128     BoogieDeclarations]: Found specification of procedure main
[2018-03-28 13:25:40,555 INFO  L128     BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-03-28 13:25:40,555 INFO  L128     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2018-03-28 13:25:40,555 INFO  L128     BoogieDeclarations]: Found specification of procedure write~int
[2018-03-28 13:25:40,555 INFO  L128     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2018-03-28 13:25:40,555 INFO  L128     BoogieDeclarations]: Found specification of procedure read~int
[2018-03-28 13:25:40,555 INFO  L128     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-03-28 13:25:40,556 INFO  L128     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-03-28 13:25:40,556 INFO  L128     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-03-28 13:25:40,556 INFO  L128     BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2018-03-28 13:25:41,040 INFO  L259             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-03-28 13:25:41,041 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 01:25:41 BoogieIcfgContainer
[2018-03-28 13:25:41,041 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-03-28 13:25:41,042 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-03-28 13:25:41,042 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2018-03-28 13:25:41,045 INFO  L276        PluginConnector]: TraceAbstraction initialized
[2018-03-28 13:25:41,045 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 01:25:40" (1/3) ...
[2018-03-28 13:25:41,046 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e34d39b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 01:25:41, skipping insertion in model container
[2018-03-28 13:25:41,046 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:25:40" (2/3) ...
[2018-03-28 13:25:41,046 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e34d39b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 01:25:41, skipping insertion in model container
[2018-03-28 13:25:41,046 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 01:25:41" (3/3) ...
[2018-03-28 13:25:41,048 INFO  L107   eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i
[2018-03-28 13:25:41,058 INFO  L131   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-03-28 13:25:41,066 INFO  L143   ceAbstractionStarter]: Appying trace abstraction to program that has 43 error locations.
[2018-03-28 13:25:41,116 INFO  L128   ementStrategyFactory]: Using default assertion order modulation
[2018-03-28 13:25:41,116 INFO  L369      AbstractCegarLoop]: Interprodecural is true
[2018-03-28 13:25:41,116 INFO  L370      AbstractCegarLoop]: Hoare is true
[2018-03-28 13:25:41,117 INFO  L371      AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-03-28 13:25:41,117 INFO  L372      AbstractCegarLoop]: Backedges is TWOTRACK
[2018-03-28 13:25:41,117 INFO  L373      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-03-28 13:25:41,117 INFO  L374      AbstractCegarLoop]: Difference is false
[2018-03-28 13:25:41,117 INFO  L375      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-03-28 13:25:41,117 INFO  L380      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-03-28 13:25:41,118 INFO  L87    2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure
[2018-03-28 13:25:41,135 INFO  L276                IsEmpty]: Start isEmpty. Operand 135 states.
[2018-03-28 13:25:41,141 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2018-03-28 13:25:41,141 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:41,142 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:41,143 INFO  L408      AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:41,147 INFO  L82        PathProgramCache]: Analyzing trace with hash 1387009914, 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
[2018-03-28 13:25:41,163 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:41,193 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:41,198 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:41,238 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:41,239 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:41,243 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:41,244 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5
[2018-03-28 13:25:41,259 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:41,259 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:41,265 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:41,287 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:41,287 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2018-03-28 13:25:41,289 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-03-28 13:25:41,298 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-03-28 13:25:41,299 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2018-03-28 13:25:41,300 INFO  L87              Difference]: Start difference. First operand 135 states. Second operand 4 states.
[2018-03-28 13:25:41,525 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:41,525 INFO  L93              Difference]: Finished difference Result 293 states and 331 transitions.
[2018-03-28 13:25:41,526 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2018-03-28 13:25:41,527 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 9
[2018-03-28 13:25:41,528 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:41,542 INFO  L225             Difference]: With dead ends: 293
[2018-03-28 13:25:41,542 INFO  L226             Difference]: Without dead ends: 178
[2018-03-28 13:25:41,546 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
[2018-03-28 13:25:41,566 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 178 states.
[2018-03-28 13:25:41,590 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 125.
[2018-03-28 13:25:41,591 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 125 states.
[2018-03-28 13:25:41,593 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 131 transitions.
[2018-03-28 13:25:41,595 INFO  L78                 Accepts]: Start accepts. Automaton has 125 states and 131 transitions. Word has length 9
[2018-03-28 13:25:41,596 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:41,596 INFO  L459      AbstractCegarLoop]: Abstraction has 125 states and 131 transitions.
[2018-03-28 13:25:41,596 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-03-28 13:25:41,596 INFO  L276                IsEmpty]: Start isEmpty. Operand 125 states and 131 transitions.
[2018-03-28 13:25:41,596 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2018-03-28 13:25:41,597 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:41,597 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:41,597 INFO  L408      AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:41,597 INFO  L82        PathProgramCache]: Analyzing trace with hash 1387009915, 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
[2018-03-28 13:25:41,608 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:41,618 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:41,620 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:41,630 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:41,630 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:41,634 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:41,634 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9
[2018-03-28 13:25:41,646 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:41,646 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:41,680 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:41,712 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:41,713 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5
[2018-03-28 13:25:41,714 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 6 states
[2018-03-28 13:25:41,714 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2018-03-28 13:25:41,714 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2018-03-28 13:25:41,714 INFO  L87              Difference]: Start difference. First operand 125 states and 131 transitions. Second operand 6 states.
[2018-03-28 13:25:41,885 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:41,885 INFO  L93              Difference]: Finished difference Result 162 states and 170 transitions.
[2018-03-28 13:25:41,886 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2018-03-28 13:25:41,886 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 9
[2018-03-28 13:25:41,886 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:41,888 INFO  L225             Difference]: With dead ends: 162
[2018-03-28 13:25:41,888 INFO  L226             Difference]: Without dead ends: 160
[2018-03-28 13:25:41,889 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
[2018-03-28 13:25:41,895 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 160 states.
[2018-03-28 13:25:41,907 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 123.
[2018-03-28 13:25:41,907 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 123 states.
[2018-03-28 13:25:41,909 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 129 transitions.
[2018-03-28 13:25:41,909 INFO  L78                 Accepts]: Start accepts. Automaton has 123 states and 129 transitions. Word has length 9
[2018-03-28 13:25:41,909 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:41,910 INFO  L459      AbstractCegarLoop]: Abstraction has 123 states and 129 transitions.
[2018-03-28 13:25:41,910 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2018-03-28 13:25:41,910 INFO  L276                IsEmpty]: Start isEmpty. Operand 123 states and 129 transitions.
[2018-03-28 13:25:41,911 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-03-28 13:25:41,911 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:41,911 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:41,911 INFO  L408      AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:41,911 INFO  L82        PathProgramCache]: Analyzing trace with hash -1065446431, 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
[2018-03-28 13:25:41,919 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:41,934 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:41,936 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:41,968 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:41,969 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:41,970 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
[2018-03-28 13:25:41,971 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:41,976 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.
[2018-03-28 13:25:41,976 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15
[2018-03-28 13:25:41,988 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:41,988 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:42,050 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:42,085 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:42,086 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6
[2018-03-28 13:25:42,086 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 7 states
[2018-03-28 13:25:42,086 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2018-03-28 13:25:42,086 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2018-03-28 13:25:42,087 INFO  L87              Difference]: Start difference. First operand 123 states and 129 transitions. Second operand 7 states.
[2018-03-28 13:25:42,463 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:42,463 INFO  L93              Difference]: Finished difference Result 160 states and 170 transitions.
[2018-03-28 13:25:42,464 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2018-03-28 13:25:42,464 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 17
[2018-03-28 13:25:42,464 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:42,465 INFO  L225             Difference]: With dead ends: 160
[2018-03-28 13:25:42,466 INFO  L226             Difference]: Without dead ends: 144
[2018-03-28 13:25:42,466 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72
[2018-03-28 13:25:42,467 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 144 states.
[2018-03-28 13:25:42,477 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 123.
[2018-03-28 13:25:42,477 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 123 states.
[2018-03-28 13:25:42,478 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 134 transitions.
[2018-03-28 13:25:42,479 INFO  L78                 Accepts]: Start accepts. Automaton has 123 states and 134 transitions. Word has length 17
[2018-03-28 13:25:42,479 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:42,479 INFO  L459      AbstractCegarLoop]: Abstraction has 123 states and 134 transitions.
[2018-03-28 13:25:42,479 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2018-03-28 13:25:42,479 INFO  L276                IsEmpty]: Start isEmpty. Operand 123 states and 134 transitions.
[2018-03-28 13:25:42,480 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-03-28 13:25:42,480 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:42,480 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:42,480 INFO  L408      AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:42,480 INFO  L82        PathProgramCache]: Analyzing trace with hash -1065446430, 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
[2018-03-28 13:25:42,489 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:42,504 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:42,506 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:42,535 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:42,538 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
[2018-03-28 13:25:42,538 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:42,554 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:42,555 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:42,556 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
[2018-03-28 13:25:42,557 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:42,566 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.
[2018-03-28 13:25:42,566 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20
[2018-03-28 13:25:42,581 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:42,582 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:42,686 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:42,711 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:42,712 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7
[2018-03-28 13:25:42,712 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 8 states
[2018-03-28 13:25:42,712 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2018-03-28 13:25:42,712 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2018-03-28 13:25:42,713 INFO  L87              Difference]: Start difference. First operand 123 states and 134 transitions. Second operand 8 states.
[2018-03-28 13:25:42,979 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:42,979 INFO  L93              Difference]: Finished difference Result 139 states and 146 transitions.
[2018-03-28 13:25:42,979 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2018-03-28 13:25:42,979 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 17
[2018-03-28 13:25:42,979 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:42,980 INFO  L225             Difference]: With dead ends: 139
[2018-03-28 13:25:42,980 INFO  L226             Difference]: Without dead ends: 129
[2018-03-28 13:25:42,981 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
[2018-03-28 13:25:42,981 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 129 states.
[2018-03-28 13:25:42,991 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 122.
[2018-03-28 13:25:42,991 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 122 states.
[2018-03-28 13:25:42,992 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 132 transitions.
[2018-03-28 13:25:42,992 INFO  L78                 Accepts]: Start accepts. Automaton has 122 states and 132 transitions. Word has length 17
[2018-03-28 13:25:42,992 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:42,993 INFO  L459      AbstractCegarLoop]: Abstraction has 122 states and 132 transitions.
[2018-03-28 13:25:42,993 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2018-03-28 13:25:42,993 INFO  L276                IsEmpty]: Start isEmpty. Operand 122 states and 132 transitions.
[2018-03-28 13:25:42,993 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-03-28 13:25:42,993 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:42,993 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]
[2018-03-28 13:25:42,994 INFO  L408      AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:42,994 INFO  L82        PathProgramCache]: Analyzing trace with hash -1092447099, 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
[2018-03-28 13:25:43,004 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:43,017 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:43,018 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:43,024 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:43,024 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,025 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,026 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5
[2018-03-28 13:25:43,032 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:43,032 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:43,036 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:43,056 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:43,057 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2018-03-28 13:25:43,057 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-03-28 13:25:43,057 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-03-28 13:25:43,057 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2018-03-28 13:25:43,058 INFO  L87              Difference]: Start difference. First operand 122 states and 132 transitions. Second operand 4 states.
[2018-03-28 13:25:43,164 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:43,164 INFO  L93              Difference]: Finished difference Result 184 states and 200 transitions.
[2018-03-28 13:25:43,164 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2018-03-28 13:25:43,164 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 21
[2018-03-28 13:25:43,164 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:43,165 INFO  L225             Difference]: With dead ends: 184
[2018-03-28 13:25:43,166 INFO  L226             Difference]: Without dead ends: 183
[2018-03-28 13:25:43,166 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2018-03-28 13:25:43,166 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 183 states.
[2018-03-28 13:25:43,174 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 121.
[2018-03-28 13:25:43,175 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 121 states.
[2018-03-28 13:25:43,176 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 131 transitions.
[2018-03-28 13:25:43,176 INFO  L78                 Accepts]: Start accepts. Automaton has 121 states and 131 transitions. Word has length 21
[2018-03-28 13:25:43,176 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:43,176 INFO  L459      AbstractCegarLoop]: Abstraction has 121 states and 131 transitions.
[2018-03-28 13:25:43,177 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-03-28 13:25:43,177 INFO  L276                IsEmpty]: Start isEmpty. Operand 121 states and 131 transitions.
[2018-03-28 13:25:43,177 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-03-28 13:25:43,178 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:43,178 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:43,178 INFO  L408      AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:43,178 INFO  L82        PathProgramCache]: Analyzing trace with hash -1092447098, 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
[2018-03-28 13:25:43,186 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:43,200 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:43,201 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:43,205 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-03-28 13:25:43,205 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,208 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,208 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9
[2018-03-28 13:25:43,217 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:43,218 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:43,234 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:43,255 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:43,255 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5
[2018-03-28 13:25:43,255 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 6 states
[2018-03-28 13:25:43,255 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2018-03-28 13:25:43,256 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2018-03-28 13:25:43,256 INFO  L87              Difference]: Start difference. First operand 121 states and 131 transitions. Second operand 6 states.
[2018-03-28 13:25:43,370 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:43,370 INFO  L93              Difference]: Finished difference Result 192 states and 210 transitions.
[2018-03-28 13:25:43,371 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2018-03-28 13:25:43,371 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 21
[2018-03-28 13:25:43,371 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:43,372 INFO  L225             Difference]: With dead ends: 192
[2018-03-28 13:25:43,372 INFO  L226             Difference]: Without dead ends: 190
[2018-03-28 13:25:43,373 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56
[2018-03-28 13:25:43,373 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 190 states.
[2018-03-28 13:25:43,382 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 119.
[2018-03-28 13:25:43,382 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 119 states.
[2018-03-28 13:25:43,383 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 129 transitions.
[2018-03-28 13:25:43,383 INFO  L78                 Accepts]: Start accepts. Automaton has 119 states and 129 transitions. Word has length 21
[2018-03-28 13:25:43,383 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:43,383 INFO  L459      AbstractCegarLoop]: Abstraction has 119 states and 129 transitions.
[2018-03-28 13:25:43,384 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2018-03-28 13:25:43,384 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 129 transitions.
[2018-03-28 13:25:43,384 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-03-28 13:25:43,384 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:43,384 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]
[2018-03-28 13:25:43,384 INFO  L408      AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:43,384 INFO  L82        PathProgramCache]: Analyzing trace with hash 1969180389, 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
[2018-03-28 13:25:43,390 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:43,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:43,409 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:43,413 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:43,413 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,415 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,415 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5
[2018-03-28 13:25:43,423 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
[2018-03-28 13:25:43,425 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
[2018-03-28 13:25:43,425 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,427 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,430 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,430 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9
[2018-03-28 13:25:43,440 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
[2018-03-28 13:25:43,442 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:43,443 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,444 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,445 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,445 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5
[2018-03-28 13:25:43,453 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:43,453 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:43,457 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:43,477 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:43,478 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5
[2018-03-28 13:25:43,478 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 6 states
[2018-03-28 13:25:43,478 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2018-03-28 13:25:43,478 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2018-03-28 13:25:43,478 INFO  L87              Difference]: Start difference. First operand 119 states and 129 transitions. Second operand 6 states.
[2018-03-28 13:25:43,704 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:43,704 INFO  L93              Difference]: Finished difference Result 208 states and 226 transitions.
[2018-03-28 13:25:43,704 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2018-03-28 13:25:43,705 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 21
[2018-03-28 13:25:43,705 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:43,706 INFO  L225             Difference]: With dead ends: 208
[2018-03-28 13:25:43,706 INFO  L226             Difference]: Without dead ends: 207
[2018-03-28 13:25:43,706 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
[2018-03-28 13:25:43,706 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 207 states.
[2018-03-28 13:25:43,714 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 118.
[2018-03-28 13:25:43,714 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 118 states.
[2018-03-28 13:25:43,715 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 128 transitions.
[2018-03-28 13:25:43,715 INFO  L78                 Accepts]: Start accepts. Automaton has 118 states and 128 transitions. Word has length 21
[2018-03-28 13:25:43,715 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:43,715 INFO  L459      AbstractCegarLoop]: Abstraction has 118 states and 128 transitions.
[2018-03-28 13:25:43,716 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2018-03-28 13:25:43,716 INFO  L276                IsEmpty]: Start isEmpty. Operand 118 states and 128 transitions.
[2018-03-28 13:25:43,716 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-03-28 13:25:43,716 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:43,716 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]
[2018-03-28 13:25:43,716 INFO  L408      AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:43,717 INFO  L82        PathProgramCache]: Analyzing trace with hash 1969180390, 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
[2018-03-28 13:25:43,725 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:43,737 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:43,739 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:43,743 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:43,743 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,745 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,746 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9
[2018-03-28 13:25:43,763 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-03-28 13:25:43,781 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:43,782 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,784 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,791 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
[2018-03-28 13:25:43,793 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
[2018-03-28 13:25:43,794 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,795 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,800 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,800 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17
[2018-03-28 13:25:43,809 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
[2018-03-28 13:25:43,812 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:43,812 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,813 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,819 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
[2018-03-28 13:25:43,822 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 11 treesize of output 3
[2018-03-28 13:25:43,823 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,824 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,827 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:43,827 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9
[2018-03-28 13:25:43,843 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:43,843 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:43,886 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:43,907 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:43,907 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9
[2018-03-28 13:25:43,908 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 10 states
[2018-03-28 13:25:43,908 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2018-03-28 13:25:43,908 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90
[2018-03-28 13:25:43,908 INFO  L87              Difference]: Start difference. First operand 118 states and 128 transitions. Second operand 10 states.
[2018-03-28 13:25:44,334 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:44,335 INFO  L93              Difference]: Finished difference Result 220 states and 240 transitions.
[2018-03-28 13:25:44,335 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2018-03-28 13:25:44,335 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 21
[2018-03-28 13:25:44,335 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:44,337 INFO  L225             Difference]: With dead ends: 220
[2018-03-28 13:25:44,337 INFO  L226             Difference]: Without dead ends: 218
[2018-03-28 13:25:44,337 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
[2018-03-28 13:25:44,338 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 218 states.
[2018-03-28 13:25:44,346 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 116.
[2018-03-28 13:25:44,346 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 116 states.
[2018-03-28 13:25:44,347 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 126 transitions.
[2018-03-28 13:25:44,347 INFO  L78                 Accepts]: Start accepts. Automaton has 116 states and 126 transitions. Word has length 21
[2018-03-28 13:25:44,347 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:44,347 INFO  L459      AbstractCegarLoop]: Abstraction has 116 states and 126 transitions.
[2018-03-28 13:25:44,347 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2018-03-28 13:25:44,348 INFO  L276                IsEmpty]: Start isEmpty. Operand 116 states and 126 transitions.
[2018-03-28 13:25:44,348 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2018-03-28 13:25:44,348 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:44,349 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:44,349 INFO  L408      AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:44,349 INFO  L82        PathProgramCache]: Analyzing trace with hash -1344302103, 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
[2018-03-28 13:25:44,358 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:44,373 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:44,376 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:44,392 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:44,392 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:44,398 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:44,431 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:44,431 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2018-03-28 13:25:44,431 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-03-28 13:25:44,431 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-03-28 13:25:44,431 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2018-03-28 13:25:44,432 INFO  L87              Difference]: Start difference. First operand 116 states and 126 transitions. Second operand 4 states.
[2018-03-28 13:25:44,553 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:44,553 INFO  L93              Difference]: Finished difference Result 216 states and 235 transitions.
[2018-03-28 13:25:44,553 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2018-03-28 13:25:44,553 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 26
[2018-03-28 13:25:44,554 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:44,555 INFO  L225             Difference]: With dead ends: 216
[2018-03-28 13:25:44,555 INFO  L226             Difference]: Without dead ends: 215
[2018-03-28 13:25:44,556 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2018-03-28 13:25:44,556 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 215 states.
[2018-03-28 13:25:44,562 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 119.
[2018-03-28 13:25:44,563 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 119 states.
[2018-03-28 13:25:44,563 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 129 transitions.
[2018-03-28 13:25:44,564 INFO  L78                 Accepts]: Start accepts. Automaton has 119 states and 129 transitions. Word has length 26
[2018-03-28 13:25:44,564 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:44,564 INFO  L459      AbstractCegarLoop]: Abstraction has 119 states and 129 transitions.
[2018-03-28 13:25:44,564 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-03-28 13:25:44,564 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 129 transitions.
[2018-03-28 13:25:44,565 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2018-03-28 13:25:44,565 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:44,565 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]
[2018-03-28 13:25:44,565 INFO  L408      AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:44,565 INFO  L82        PathProgramCache]: Analyzing trace with hash 750164763, 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
[2018-03-28 13:25:44,573 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:44,591 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:44,593 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:44,635 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:44,637 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
[2018-03-28 13:25:44,638 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:44,646 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:44,647 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:44,648 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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
[2018-03-28 13:25:44,648 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:44,653 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.
[2018-03-28 13:25:44,653 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20
[2018-03-28 13:25:44,665 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:44,665 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:44,776 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 5 treesize of output 3
[2018-03-28 13:25:44,776 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:44,779 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:44,779 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:24, output treesize:6
[2018-03-28 13:25:44,792 WARN  L307             Elim1Store]: Array PQE input equivalent to true
[2018-03-28 13:25:44,792 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:44,793 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:44,793 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:1
[2018-03-28 13:25:44,799 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:44,820 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:44,820 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11
[2018-03-28 13:25:44,820 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 12 states
[2018-03-28 13:25:44,821 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2018-03-28 13:25:44,821 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132
[2018-03-28 13:25:44,821 INFO  L87              Difference]: Start difference. First operand 119 states and 129 transitions. Second operand 12 states.
[2018-03-28 13:25:45,155 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:45,155 INFO  L93              Difference]: Finished difference Result 159 states and 170 transitions.
[2018-03-28 13:25:45,156 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2018-03-28 13:25:45,156 INFO  L78                 Accepts]: Start accepts. Automaton has 12 states. Word has length 29
[2018-03-28 13:25:45,156 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:45,157 INFO  L225             Difference]: With dead ends: 159
[2018-03-28 13:25:45,157 INFO  L226             Difference]: Without dead ends: 158
[2018-03-28 13:25:45,158 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240
[2018-03-28 13:25:45,158 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 158 states.
[2018-03-28 13:25:45,168 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 131.
[2018-03-28 13:25:45,168 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 131 states.
[2018-03-28 13:25:45,169 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 143 transitions.
[2018-03-28 13:25:45,169 INFO  L78                 Accepts]: Start accepts. Automaton has 131 states and 143 transitions. Word has length 29
[2018-03-28 13:25:45,170 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:45,170 INFO  L459      AbstractCegarLoop]: Abstraction has 131 states and 143 transitions.
[2018-03-28 13:25:45,170 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 12 states.
[2018-03-28 13:25:45,170 INFO  L276                IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions.
[2018-03-28 13:25:45,171 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2018-03-28 13:25:45,171 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:45,171 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]
[2018-03-28 13:25:45,172 INFO  L408      AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:45,172 INFO  L82        PathProgramCache]: Analyzing trace with hash 779529853, 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
[2018-03-28 13:25:45,184 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:45,211 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:45,213 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:45,217 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
[2018-03-28 13:25:45,218 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-03-28 13:25:45,219 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,220 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,226 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
[2018-03-28 13:25:45,228 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
[2018-03-28 13:25:45,228 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,229 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,233 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,233 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15
[2018-03-28 13:25:45,251 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
[2018-03-28 13:25:45,253 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:45,253 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,267 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,293 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 15 treesize of output 11
[2018-03-28 13:25:45,296 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3
[2018-03-28 13:25:45,296 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,310 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,338 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,338 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7
[2018-03-28 13:25:45,358 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:45,358 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:45,378 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:45,401 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:45,401 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5
[2018-03-28 13:25:45,401 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-03-28 13:25:45,401 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-03-28 13:25:45,401 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-03-28 13:25:45,402 INFO  L87              Difference]: Start difference. First operand 131 states and 143 transitions. Second operand 5 states.
[2018-03-28 13:25:45,515 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:45,516 INFO  L93              Difference]: Finished difference Result 247 states and 271 transitions.
[2018-03-28 13:25:45,516 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2018-03-28 13:25:45,516 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 31
[2018-03-28 13:25:45,516 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:45,517 INFO  L225             Difference]: With dead ends: 247
[2018-03-28 13:25:45,517 INFO  L226             Difference]: Without dead ends: 156
[2018-03-28 13:25:45,518 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2018-03-28 13:25:45,518 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 156 states.
[2018-03-28 13:25:45,528 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 142.
[2018-03-28 13:25:45,528 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 142 states.
[2018-03-28 13:25:45,529 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 156 transitions.
[2018-03-28 13:25:45,530 INFO  L78                 Accepts]: Start accepts. Automaton has 142 states and 156 transitions. Word has length 31
[2018-03-28 13:25:45,530 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:45,530 INFO  L459      AbstractCegarLoop]: Abstraction has 142 states and 156 transitions.
[2018-03-28 13:25:45,530 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-03-28 13:25:45,530 INFO  L276                IsEmpty]: Start isEmpty. Operand 142 states and 156 transitions.
[2018-03-28 13:25:45,531 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2018-03-28 13:25:45,531 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:45,531 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]
[2018-03-28 13:25:45,532 INFO  L408      AbstractCegarLoop]: === Iteration 12 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:45,532 INFO  L82        PathProgramCache]: Analyzing trace with hash 1803702433, 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
[2018-03-28 13:25:45,540 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:45,556 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:45,558 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:45,760 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:45,760 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:45,786 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 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
[2018-03-28 13:25:45,787 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:45,793 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12
[2018-03-28 13:25:45,794 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:45,797 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:25:45,797 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:14
[2018-03-28 13:25:45,825 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:45,847 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:45,847 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11
[2018-03-28 13:25:45,848 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 12 states
[2018-03-28 13:25:45,848 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2018-03-28 13:25:45,848 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132
[2018-03-28 13:25:45,848 INFO  L87              Difference]: Start difference. First operand 142 states and 156 transitions. Second operand 12 states.
[2018-03-28 13:25:46,285 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:46,285 INFO  L93              Difference]: Finished difference Result 219 states and 234 transitions.
[2018-03-28 13:25:46,285 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2018-03-28 13:25:46,285 INFO  L78                 Accepts]: Start accepts. Automaton has 12 states. Word has length 33
[2018-03-28 13:25:46,286 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:46,287 INFO  L225             Difference]: With dead ends: 219
[2018-03-28 13:25:46,287 INFO  L226             Difference]: Without dead ends: 218
[2018-03-28 13:25:46,288 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 52 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=240, Invalid=516, Unknown=0, NotChecked=0, Total=756
[2018-03-28 13:25:46,288 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 218 states.
[2018-03-28 13:25:46,300 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 139.
[2018-03-28 13:25:46,300 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 139 states.
[2018-03-28 13:25:46,301 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 152 transitions.
[2018-03-28 13:25:46,302 INFO  L78                 Accepts]: Start accepts. Automaton has 139 states and 152 transitions. Word has length 33
[2018-03-28 13:25:46,302 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:46,302 INFO  L459      AbstractCegarLoop]: Abstraction has 139 states and 152 transitions.
[2018-03-28 13:25:46,302 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 12 states.
[2018-03-28 13:25:46,302 INFO  L276                IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions.
[2018-03-28 13:25:46,303 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2018-03-28 13:25:46,303 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:46,303 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]
[2018-03-28 13:25:46,303 INFO  L408      AbstractCegarLoop]: === Iteration 13 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:46,303 INFO  L82        PathProgramCache]: Analyzing trace with hash -1629493320, 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
[2018-03-28 13:25:46,309 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:46,322 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:46,324 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:46,378 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:46,379 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:46,394 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:46,394 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11
[2018-03-28 13:25:46,409 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
[2018-03-28 13:25:46,411 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-03-28 13:25:46,411 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:46,413 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:46,417 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:46,417 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:15
[2018-03-28 13:25:46,445 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
[2018-03-28 13:25:46,447 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5
[2018-03-28 13:25:46,447 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:46,449 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:46,452 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:46,453 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:22, output treesize:11
[2018-03-28 13:25:46,468 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:46,468 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:46,521 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:46,542 INFO  L320   seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-03-28 13:25:46,542 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12
[2018-03-28 13:25:46,710 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 13 states
[2018-03-28 13:25:46,710 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2018-03-28 13:25:46,710 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156
[2018-03-28 13:25:46,710 INFO  L87              Difference]: Start difference. First operand 139 states and 152 transitions. Second operand 13 states.
[2018-03-28 13:25:46,965 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:46,965 INFO  L93              Difference]: Finished difference Result 197 states and 212 transitions.
[2018-03-28 13:25:46,965 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2018-03-28 13:25:46,966 INFO  L78                 Accepts]: Start accepts. Automaton has 13 states. Word has length 33
[2018-03-28 13:25:46,966 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:46,967 INFO  L225             Difference]: With dead ends: 197
[2018-03-28 13:25:46,967 INFO  L226             Difference]: Without dead ends: 195
[2018-03-28 13:25:46,967 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380
[2018-03-28 13:25:46,968 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 195 states.
[2018-03-28 13:25:46,976 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 144.
[2018-03-28 13:25:46,976 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 144 states.
[2018-03-28 13:25:46,977 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 158 transitions.
[2018-03-28 13:25:46,977 INFO  L78                 Accepts]: Start accepts. Automaton has 144 states and 158 transitions. Word has length 33
[2018-03-28 13:25:46,978 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:46,978 INFO  L459      AbstractCegarLoop]: Abstraction has 144 states and 158 transitions.
[2018-03-28 13:25:46,978 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 13 states.
[2018-03-28 13:25:46,978 INFO  L276                IsEmpty]: Start isEmpty. Operand 144 states and 158 transitions.
[2018-03-28 13:25:46,978 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2018-03-28 13:25:46,979 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:46,979 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]
[2018-03-28 13:25:46,979 INFO  L408      AbstractCegarLoop]: === Iteration 14 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:46,979 INFO  L82        PathProgramCache]: Analyzing trace with hash -1629493319, 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
[2018-03-28 13:25:46,987 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:47,008 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:47,011 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:47,015 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-03-28 13:25:47,015 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,028 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,029 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5
[2018-03-28 13:25:47,047 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14
[2018-03-28 13:25:47,048 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,053 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,053 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:19
[2018-03-28 13:25:47,076 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
[2018-03-28 13:25:47,079 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:47,079 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,082 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,093 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
[2018-03-28 13:25:47,096 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-03-28 13:25:47,096 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,098 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,106 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,106 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:31
[2018-03-28 13:25:47,134 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
[2018-03-28 13:25:47,137 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:47,137 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,139 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,145 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18
[2018-03-28 13:25:47,146 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9
[2018-03-28 13:25:47,147 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,149 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:47,153 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:47,154 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:45, output treesize:19
[2018-03-28 13:25:47,177 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:47,177 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:47,528 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:47,549 INFO  L320   seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-03-28 13:25:47,549 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18
[2018-03-28 13:25:47,549 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 19 states
[2018-03-28 13:25:47,549 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2018-03-28 13:25:47,550 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=284, Unknown=1, NotChecked=0, Total=342
[2018-03-28 13:25:47,550 INFO  L87              Difference]: Start difference. First operand 144 states and 158 transitions. Second operand 19 states.
[2018-03-28 13:25:48,146 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:48,146 INFO  L93              Difference]: Finished difference Result 233 states and 248 transitions.
[2018-03-28 13:25:48,147 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2018-03-28 13:25:48,147 INFO  L78                 Accepts]: Start accepts. Automaton has 19 states. Word has length 33
[2018-03-28 13:25:48,147 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:48,148 INFO  L225             Difference]: With dead ends: 233
[2018-03-28 13:25:48,149 INFO  L226             Difference]: Without dead ends: 232
[2018-03-28 13:25:48,149 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=311, Invalid=744, Unknown=1, NotChecked=0, Total=1056
[2018-03-28 13:25:48,150 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 232 states.
[2018-03-28 13:25:48,161 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 144.
[2018-03-28 13:25:48,161 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 144 states.
[2018-03-28 13:25:48,162 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 157 transitions.
[2018-03-28 13:25:48,162 INFO  L78                 Accepts]: Start accepts. Automaton has 144 states and 157 transitions. Word has length 33
[2018-03-28 13:25:48,163 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:48,163 INFO  L459      AbstractCegarLoop]: Abstraction has 144 states and 157 transitions.
[2018-03-28 13:25:48,163 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 19 states.
[2018-03-28 13:25:48,163 INFO  L276                IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions.
[2018-03-28 13:25:48,163 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2018-03-28 13:25:48,164 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:48,164 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]
[2018-03-28 13:25:48,164 INFO  L408      AbstractCegarLoop]: === Iteration 15 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:48,164 INFO  L82        PathProgramCache]: Analyzing trace with hash 1960994897, 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
[2018-03-28 13:25:48,170 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:48,185 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:48,186 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:48,203 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11
[2018-03-28 13:25:48,203 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,206 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,207 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11
[2018-03-28 13:25:48,251 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
[2018-03-28 13:25:48,253 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:48,253 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,258 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,263 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,263 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:15
[2018-03-28 13:25:48,278 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 17 treesize of output 13
[2018-03-28 13:25:48,280 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:48,280 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,281 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,284 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:48,285 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:22, output treesize:11
[2018-03-28 13:25:48,298 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:48,299 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:48,338 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:48,359 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:48,360 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 12
[2018-03-28 13:25:48,360 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 13 states
[2018-03-28 13:25:48,360 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2018-03-28 13:25:48,360 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156
[2018-03-28 13:25:48,361 INFO  L87              Difference]: Start difference. First operand 144 states and 157 transitions. Second operand 13 states.
[2018-03-28 13:25:48,651 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:48,651 INFO  L93              Difference]: Finished difference Result 197 states and 212 transitions.
[2018-03-28 13:25:48,651 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2018-03-28 13:25:48,651 INFO  L78                 Accepts]: Start accepts. Automaton has 13 states. Word has length 34
[2018-03-28 13:25:48,652 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:48,652 INFO  L225             Difference]: With dead ends: 197
[2018-03-28 13:25:48,652 INFO  L226             Difference]: Without dead ends: 196
[2018-03-28 13:25:48,653 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380
[2018-03-28 13:25:48,653 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 196 states.
[2018-03-28 13:25:48,662 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 151.
[2018-03-28 13:25:48,663 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 151 states.
[2018-03-28 13:25:48,663 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 166 transitions.
[2018-03-28 13:25:48,663 INFO  L78                 Accepts]: Start accepts. Automaton has 151 states and 166 transitions. Word has length 34
[2018-03-28 13:25:48,664 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:48,664 INFO  L459      AbstractCegarLoop]: Abstraction has 151 states and 166 transitions.
[2018-03-28 13:25:48,664 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 13 states.
[2018-03-28 13:25:48,664 INFO  L276                IsEmpty]: Start isEmpty. Operand 151 states and 166 transitions.
[2018-03-28 13:25:48,664 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2018-03-28 13:25:48,664 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:48,664 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]
[2018-03-28 13:25:48,664 INFO  L408      AbstractCegarLoop]: === Iteration 16 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:48,665 INFO  L82        PathProgramCache]: Analyzing trace with hash 1960994898, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-03-28 13:25:48,683 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:48,697 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:48,699 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:48,705 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:48,705 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,708 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,708 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9
[2018-03-28 13:25:48,722 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11
[2018-03-28 13:25:48,722 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,725 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,726 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14
[2018-03-28 13:25:48,740 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
[2018-03-28 13:25:48,742 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-03-28 13:25:48,742 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,743 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,750 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
[2018-03-28 13:25:48,752 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:48,752 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,754 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,759 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,759 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:33, output treesize:22
[2018-03-28 13:25:48,778 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
[2018-03-28 13:25:48,779 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5
[2018-03-28 13:25:48,780 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,781 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,786 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
[2018-03-28 13:25:48,788 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:48,788 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,789 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:48,793 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:48,793 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:36, output treesize:14
[2018-03-28 13:25:48,814 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:48,814 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:49,235 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:49,264 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:49,264 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 10] imperfect sequences [] total 18
[2018-03-28 13:25:49,265 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 19 states
[2018-03-28 13:25:49,265 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2018-03-28 13:25:49,265 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=283, Unknown=1, NotChecked=0, Total=342
[2018-03-28 13:25:49,265 INFO  L87              Difference]: Start difference. First operand 151 states and 166 transitions. Second operand 19 states.
[2018-03-28 13:25:49,784 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:49,784 INFO  L93              Difference]: Finished difference Result 233 states and 249 transitions.
[2018-03-28 13:25:49,784 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2018-03-28 13:25:49,784 INFO  L78                 Accepts]: Start accepts. Automaton has 19 states. Word has length 34
[2018-03-28 13:25:49,785 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:49,786 INFO  L225             Difference]: With dead ends: 233
[2018-03-28 13:25:49,786 INFO  L226             Difference]: Without dead ends: 230
[2018-03-28 13:25:49,786 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 48 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=315, Invalid=740, Unknown=1, NotChecked=0, Total=1056
[2018-03-28 13:25:49,787 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 230 states.
[2018-03-28 13:25:49,799 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 157.
[2018-03-28 13:25:49,799 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 157 states.
[2018-03-28 13:25:49,800 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 171 transitions.
[2018-03-28 13:25:49,800 INFO  L78                 Accepts]: Start accepts. Automaton has 157 states and 171 transitions. Word has length 34
[2018-03-28 13:25:49,801 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:49,801 INFO  L459      AbstractCegarLoop]: Abstraction has 157 states and 171 transitions.
[2018-03-28 13:25:49,801 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 19 states.
[2018-03-28 13:25:49,801 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 171 transitions.
[2018-03-28 13:25:49,801 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 37
[2018-03-28 13:25:49,802 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:49,802 INFO  L355         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:49,802 INFO  L408      AbstractCegarLoop]: === Iteration 17 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:49,802 INFO  L82        PathProgramCache]: Analyzing trace with hash 1779938990, 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
[2018-03-28 13:25:49,809 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:49,823 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:49,824 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:49,829 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
[2018-03-28 13:25:49,831 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:49,831 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:49,832 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:49,834 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:49,835 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:15, output treesize:7
[2018-03-28 13:25:49,843 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
[2018-03-28 13:25:49,845 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable 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
[2018-03-28 13:25:49,846 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:49,847 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:49,848 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:49,848 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3
[2018-03-28 13:25:49,865 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:49,865 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:49,876 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable 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
[2018-03-28 13:25:49,876 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:49,879 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:49,879 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:29, output treesize:3
[2018-03-28 13:25:49,889 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:49,910 INFO  L320   seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-03-28 13:25:49,910 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8
[2018-03-28 13:25:49,910 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 9 states
[2018-03-28 13:25:49,910 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2018-03-28 13:25:49,910 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72
[2018-03-28 13:25:49,910 INFO  L87              Difference]: Start difference. First operand 157 states and 171 transitions. Second operand 9 states.
[2018-03-28 13:25:50,214 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:50,214 INFO  L93              Difference]: Finished difference Result 236 states and 253 transitions.
[2018-03-28 13:25:50,214 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2018-03-28 13:25:50,214 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 36
[2018-03-28 13:25:50,214 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:50,215 INFO  L225             Difference]: With dead ends: 236
[2018-03-28 13:25:50,215 INFO  L226             Difference]: Without dead ends: 234
[2018-03-28 13:25:50,216 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 62 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=160, Invalid=346, Unknown=0, NotChecked=0, Total=506
[2018-03-28 13:25:50,216 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 234 states.
[2018-03-28 13:25:50,224 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 155.
[2018-03-28 13:25:50,224 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 155 states.
[2018-03-28 13:25:50,225 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 169 transitions.
[2018-03-28 13:25:50,225 INFO  L78                 Accepts]: Start accepts. Automaton has 155 states and 169 transitions. Word has length 36
[2018-03-28 13:25:50,225 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:50,225 INFO  L459      AbstractCegarLoop]: Abstraction has 155 states and 169 transitions.
[2018-03-28 13:25:50,225 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2018-03-28 13:25:50,225 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 169 transitions.
[2018-03-28 13:25:50,225 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2018-03-28 13:25:50,226 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:50,226 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:50,226 INFO  L408      AbstractCegarLoop]: === Iteration 18 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:50,226 INFO  L82        PathProgramCache]: Analyzing trace with hash -253991650, 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
[2018-03-28 13:25:50,232 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:50,248 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:50,249 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:50,272 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:50,272 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:50,286 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:50,307 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:50,308 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5
[2018-03-28 13:25:50,308 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-03-28 13:25:50,308 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-03-28 13:25:50,308 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-03-28 13:25:50,308 INFO  L87              Difference]: Start difference. First operand 155 states and 169 transitions. Second operand 5 states.
[2018-03-28 13:25:50,409 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:50,409 INFO  L93              Difference]: Finished difference Result 222 states and 239 transitions.
[2018-03-28 13:25:50,409 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2018-03-28 13:25:50,409 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 38
[2018-03-28 13:25:50,410 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:50,410 INFO  L225             Difference]: With dead ends: 222
[2018-03-28 13:25:50,410 INFO  L226             Difference]: Without dead ends: 219
[2018-03-28 13:25:50,411 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2018-03-28 13:25:50,411 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 219 states.
[2018-03-28 13:25:50,421 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 184.
[2018-03-28 13:25:50,421 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 184 states.
[2018-03-28 13:25:50,422 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 208 transitions.
[2018-03-28 13:25:50,422 INFO  L78                 Accepts]: Start accepts. Automaton has 184 states and 208 transitions. Word has length 38
[2018-03-28 13:25:50,422 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:50,422 INFO  L459      AbstractCegarLoop]: Abstraction has 184 states and 208 transitions.
[2018-03-28 13:25:50,423 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-03-28 13:25:50,423 INFO  L276                IsEmpty]: Start isEmpty. Operand 184 states and 208 transitions.
[2018-03-28 13:25:50,423 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2018-03-28 13:25:50,423 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:50,423 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]
[2018-03-28 13:25:50,423 INFO  L408      AbstractCegarLoop]: === Iteration 19 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:50,423 INFO  L82        PathProgramCache]: Analyzing trace with hash -271979520, 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
[2018-03-28 13:25:50,437 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:50,454 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:50,456 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:50,471 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10
[2018-03-28 13:25:50,472 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9
[2018-03-28 13:25:50,472 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:50,486 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:50,489 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:50,489 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13
[2018-03-28 13:25:50,507 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15
[2018-03-28 13:25:50,515 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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
[2018-03-28 13:25:50,515 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:50,518 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:50,525 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:50,525 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:17
[2018-03-28 13:25:50,551 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:50,552 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:50,675 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
[2018-03-28 13:25:50,677 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 3
[2018-03-28 13:25:50,677 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:50,678 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:50,683 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:25:50,684 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:24
[2018-03-28 13:25:50,715 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:50,748 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:50,748 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 13
[2018-03-28 13:25:50,748 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 13 states
[2018-03-28 13:25:50,749 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2018-03-28 13:25:50,749 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156
[2018-03-28 13:25:50,749 INFO  L87              Difference]: Start difference. First operand 184 states and 208 transitions. Second operand 13 states.
[2018-03-28 13:25:51,232 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:51,232 INFO  L93              Difference]: Finished difference Result 310 states and 331 transitions.
[2018-03-28 13:25:51,232 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2018-03-28 13:25:51,233 INFO  L78                 Accepts]: Start accepts. Automaton has 13 states. Word has length 40
[2018-03-28 13:25:51,233 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:51,234 INFO  L225             Difference]: With dead ends: 310
[2018-03-28 13:25:51,234 INFO  L226             Difference]: Without dead ends: 259
[2018-03-28 13:25:51,234 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 65 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=408, Unknown=0, NotChecked=0, Total=552
[2018-03-28 13:25:51,234 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 259 states.
[2018-03-28 13:25:51,249 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 189.
[2018-03-28 13:25:51,249 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 189 states.
[2018-03-28 13:25:51,250 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 213 transitions.
[2018-03-28 13:25:51,250 INFO  L78                 Accepts]: Start accepts. Automaton has 189 states and 213 transitions. Word has length 40
[2018-03-28 13:25:51,251 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:51,251 INFO  L459      AbstractCegarLoop]: Abstraction has 189 states and 213 transitions.
[2018-03-28 13:25:51,251 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 13 states.
[2018-03-28 13:25:51,251 INFO  L276                IsEmpty]: Start isEmpty. Operand 189 states and 213 transitions.
[2018-03-28 13:25:51,251 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2018-03-28 13:25:51,251 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:51,252 INFO  L355         BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:51,252 INFO  L408      AbstractCegarLoop]: === Iteration 20 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:51,252 INFO  L82        PathProgramCache]: Analyzing trace with hash 945859048, now seen corresponding path program 2 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
[2018-03-28 13:25:51,258 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:51,271 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:51,273 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:51,280 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10
[2018-03-28 13:25:51,282 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9
[2018-03-28 13:25:51,283 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,284 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,287 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,287 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13
[2018-03-28 13:25:51,315 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
[2018-03-28 13:25:51,320 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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
[2018-03-28 13:25:51,320 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:51,323 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:51,327 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:51,328 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:17
[2018-03-28 13:25:51,347 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2018-03-28 13:25:51,347 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:51,394 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12
[2018-03-28 13:25:51,402 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 3
[2018-03-28 13:25:51,402 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,403 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,407 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,407 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:7
[2018-03-28 13:25:51,414 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2018-03-28 13:25:51,435 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:51,435 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 13
[2018-03-28 13:25:51,435 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 13 states
[2018-03-28 13:25:51,435 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2018-03-28 13:25:51,436 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156
[2018-03-28 13:25:51,436 INFO  L87              Difference]: Start difference. First operand 189 states and 213 transitions. Second operand 13 states.
[2018-03-28 13:25:51,786 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:51,787 INFO  L93              Difference]: Finished difference Result 258 states and 276 transitions.
[2018-03-28 13:25:51,787 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2018-03-28 13:25:51,787 INFO  L78                 Accepts]: Start accepts. Automaton has 13 states. Word has length 40
[2018-03-28 13:25:51,787 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:51,788 INFO  L225             Difference]: With dead ends: 258
[2018-03-28 13:25:51,788 INFO  L226             Difference]: Without dead ends: 198
[2018-03-28 13:25:51,788 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 65 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=124, Invalid=296, Unknown=0, NotChecked=0, Total=420
[2018-03-28 13:25:51,789 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 198 states.
[2018-03-28 13:25:51,799 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 167.
[2018-03-28 13:25:51,799 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 167 states.
[2018-03-28 13:25:51,800 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 184 transitions.
[2018-03-28 13:25:51,800 INFO  L78                 Accepts]: Start accepts. Automaton has 167 states and 184 transitions. Word has length 40
[2018-03-28 13:25:51,800 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:51,800 INFO  L459      AbstractCegarLoop]: Abstraction has 167 states and 184 transitions.
[2018-03-28 13:25:51,800 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 13 states.
[2018-03-28 13:25:51,800 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 184 transitions.
[2018-03-28 13:25:51,800 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 42
[2018-03-28 13:25:51,801 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:51,801 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]
[2018-03-28 13:25:51,801 INFO  L408      AbstractCegarLoop]: === Iteration 21 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:51,801 INFO  L82        PathProgramCache]: Analyzing trace with hash 1094249737, 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
[2018-03-28 13:25:51,818 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:51,839 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:51,842 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:51,880 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
[2018-03-28 13:25:51,882 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:51,882 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,884 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,893 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
[2018-03-28 13:25:51,895 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 11 treesize of output 3
[2018-03-28 13:25:51,896 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,897 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,903 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,903 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:35, output treesize:13
[2018-03-28 13:25:51,927 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
[2018-03-28 13:25:51,928 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-03-28 13:25:51,928 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,930 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,934 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
[2018-03-28 13:25:51,936 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:51,936 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,937 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,940 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,940 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15
[2018-03-28 13:25:51,956 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11
[2018-03-28 13:25:51,959 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:51,959 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,961 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,966 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
[2018-03-28 13:25:51,967 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:51,967 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,968 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,971 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:51,971 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7
[2018-03-28 13:25:51,987 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:51,987 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:52,009 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
[2018-03-28 13:25:52,010 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
[2018-03-28 13:25:52,010 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,011 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,012 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
[2018-03-28 13:25:52,013 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
[2018-03-28 13:25:52,013 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,014 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,016 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
[2018-03-28 13:25:52,017 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
[2018-03-28 13:25:52,018 INFO  L267         ElimStorePlain]: Start of recursive call 7:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,019 INFO  L267         ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,035 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars,  End of recursive call:  and 4 xjuncts.
[2018-03-28 13:25:52,036 INFO  L202         ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:31, output treesize:13
[2018-03-28 13:25:52,056 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18
[2018-03-28 13:25:52,058 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:52,059 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,062 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,070 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18
[2018-03-28 13:25:52,071 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1
[2018-03-28 13:25:52,071 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,074 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,081 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
[2018-03-28 13:25:52,082 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:52,083 INFO  L267         ElimStorePlain]: Start of recursive call 7:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,090 INFO  L267         ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,095 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
[2018-03-28 13:25:52,097 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1
[2018-03-28 13:25:52,097 INFO  L267         ElimStorePlain]: Start of recursive call 9:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,099 INFO  L267         ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,101 INFO  L267         ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars,  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:52,102 INFO  L202         ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:41, output treesize:7
[2018-03-28 13:25:52,105 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:52,126 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:52,127 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 12
[2018-03-28 13:25:52,127 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 12 states
[2018-03-28 13:25:52,127 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2018-03-28 13:25:52,127 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132
[2018-03-28 13:25:52,128 INFO  L87              Difference]: Start difference. First operand 167 states and 184 transitions. Second operand 12 states.
[2018-03-28 13:25:52,481 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:52,482 INFO  L93              Difference]: Finished difference Result 255 states and 274 transitions.
[2018-03-28 13:25:52,482 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2018-03-28 13:25:52,482 INFO  L78                 Accepts]: Start accepts. Automaton has 12 states. Word has length 41
[2018-03-28 13:25:52,482 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:52,483 INFO  L225             Difference]: With dead ends: 255
[2018-03-28 13:25:52,483 INFO  L226             Difference]: Without dead ends: 221
[2018-03-28 13:25:52,483 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=98, Invalid=322, Unknown=0, NotChecked=0, Total=420
[2018-03-28 13:25:52,483 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 221 states.
[2018-03-28 13:25:52,494 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 184.
[2018-03-28 13:25:52,494 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 184 states.
[2018-03-28 13:25:52,495 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 201 transitions.
[2018-03-28 13:25:52,495 INFO  L78                 Accepts]: Start accepts. Automaton has 184 states and 201 transitions. Word has length 41
[2018-03-28 13:25:52,495 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:52,495 INFO  L459      AbstractCegarLoop]: Abstraction has 184 states and 201 transitions.
[2018-03-28 13:25:52,495 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 12 states.
[2018-03-28 13:25:52,495 INFO  L276                IsEmpty]: Start isEmpty. Operand 184 states and 201 transitions.
[2018-03-28 13:25:52,495 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2018-03-28 13:25:52,496 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:52,496 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]
[2018-03-28 13:25:52,496 INFO  L408      AbstractCegarLoop]: === Iteration 22 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:52,496 INFO  L82        PathProgramCache]: Analyzing trace with hash -1844261651, 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
[2018-03-28 13:25:52,501 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:52,515 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:52,517 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:52,520 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
[2018-03-28 13:25:52,522 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:52,522 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,523 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,528 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
[2018-03-28 13:25:52,530 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-03-28 13:25:52,530 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,531 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,535 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,535 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:28, output treesize:20
[2018-03-28 13:25:52,541 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:52,542 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:52,542 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
[2018-03-28 13:25:52,543 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,546 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,546 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:19
[2018-03-28 13:25:52,561 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20
[2018-03-28 13:25:52,563 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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
[2018-03-28 13:25:52,563 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,567 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,576 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24
[2018-03-28 13:25:52,578 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:52,578 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,581 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,587 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,587 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:39
[2018-03-28 13:25:52,640 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 69 treesize of output 56
[2018-03-28 13:25:52,647 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 3
[2018-03-28 13:25:52,647 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,653 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:52,654 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:52,666 INFO  L267         ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:52,673 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
[2018-03-28 13:25:52,676 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 15 treesize of output 3
[2018-03-28 13:25:52,676 INFO  L267         ElimStorePlain]: Start of recursive call 6:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,679 INFO  L267         ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,682 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:52,682 INFO  L202         ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:69, output treesize:7
[2018-03-28 13:25:52,726 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:52,726 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:52,954 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:52,985 INFO  L320   seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-03-28 13:25:52,986 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18
[2018-03-28 13:25:52,986 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 18 states
[2018-03-28 13:25:52,986 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2018-03-28 13:25:52,986 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=257, Unknown=9, NotChecked=0, Total=306
[2018-03-28 13:25:52,986 INFO  L87              Difference]: Start difference. First operand 184 states and 201 transitions. Second operand 18 states.
[2018-03-28 13:25:53,605 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:53,605 INFO  L93              Difference]: Finished difference Result 268 states and 288 transitions.
[2018-03-28 13:25:53,606 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2018-03-28 13:25:53,606 INFO  L78                 Accepts]: Start accepts. Automaton has 18 states. Word has length 42
[2018-03-28 13:25:53,606 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:53,607 INFO  L225             Difference]: With dead ends: 268
[2018-03-28 13:25:53,607 INFO  L226             Difference]: Without dead ends: 234
[2018-03-28 13:25:53,608 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=132, Invalid=727, Unknown=11, NotChecked=0, Total=870
[2018-03-28 13:25:53,608 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 234 states.
[2018-03-28 13:25:53,630 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 208.
[2018-03-28 13:25:53,630 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 208 states.
[2018-03-28 13:25:53,631 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 226 transitions.
[2018-03-28 13:25:53,631 INFO  L78                 Accepts]: Start accepts. Automaton has 208 states and 226 transitions. Word has length 42
[2018-03-28 13:25:53,631 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:53,631 INFO  L459      AbstractCegarLoop]: Abstraction has 208 states and 226 transitions.
[2018-03-28 13:25:53,631 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 18 states.
[2018-03-28 13:25:53,632 INFO  L276                IsEmpty]: Start isEmpty. Operand 208 states and 226 transitions.
[2018-03-28 13:25:53,632 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2018-03-28 13:25:53,632 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:53,632 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]
[2018-03-28 13:25:53,633 INFO  L408      AbstractCegarLoop]: === Iteration 23 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:53,633 INFO  L82        PathProgramCache]: Analyzing trace with hash 1810311554, 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
[2018-03-28 13:25:53,641 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:53,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:53,661 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:53,670 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:53,670 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:53,671 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
[2018-03-28 13:25:53,671 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,676 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,677 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21
[2018-03-28 13:25:53,686 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
[2018-03-28 13:25:53,688 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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
[2018-03-28 13:25:53,688 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,689 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,695 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,695 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29
[2018-03-28 13:25:53,727 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
[2018-03-28 13:25:53,729 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:53,729 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,732 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,737 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.
[2018-03-28 13:25:53,737 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:42, output treesize:34
[2018-03-28 13:25:53,769 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 36 treesize of output 24
[2018-03-28 13:25:53,771 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10
[2018-03-28 13:25:53,771 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,775 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1
[2018-03-28 13:25:53,776 INFO  L267         ElimStorePlain]: Start of recursive call 4:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,778 INFO  L267         ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,781 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.
[2018-03-28 13:25:53,781 INFO  L202         ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:41, output treesize:15
[2018-03-28 13:25:53,807 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:53,807 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:53,889 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27
[2018-03-28 13:25:53,902 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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
[2018-03-28 13:25:53,903 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,915 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
[2018-03-28 13:25:53,917 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:53,917 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,919 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,929 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
[2018-03-28 13:25:53,931 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11
[2018-03-28 13:25:53,931 INFO  L267         ElimStorePlain]: Start of recursive call 7:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:53,938 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:53,939 INFO  L267         ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:53,949 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
[2018-03-28 13:25:53,950 INFO  L267         ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:25:53,958 INFO  L267         ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars,  End of recursive call: 2 dim-0 vars,  and 3 xjuncts.
[2018-03-28 13:25:53,972 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.
[2018-03-28 13:25:54,007 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars,  End of recursive call: 6 dim-0 vars,  and 9 xjuncts.
[2018-03-28 13:25:54,008 INFO  L202         ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:33, output treesize:95
[2018-03-28 13:25:54,139 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:54,159 INFO  L320   seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-03-28 13:25:54,159 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21
[2018-03-28 13:25:54,159 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 22 states
[2018-03-28 13:25:54,159 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants.
[2018-03-28 13:25:54,160 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=378, Unknown=0, NotChecked=0, Total=462
[2018-03-28 13:25:54,160 INFO  L87              Difference]: Start difference. First operand 208 states and 226 transitions. Second operand 22 states.
[2018-03-28 13:25:55,128 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:55,128 INFO  L93              Difference]: Finished difference Result 310 states and 330 transitions.
[2018-03-28 13:25:55,129 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2018-03-28 13:25:55,129 INFO  L78                 Accepts]: Start accepts. Automaton has 22 states. Word has length 42
[2018-03-28 13:25:55,129 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:55,132 INFO  L225             Difference]: With dead ends: 310
[2018-03-28 13:25:55,132 INFO  L226             Difference]: Without dead ends: 309
[2018-03-28 13:25:55,133 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 353 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=368, Invalid=1272, Unknown=0, NotChecked=0, Total=1640
[2018-03-28 13:25:55,133 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 309 states.
[2018-03-28 13:25:55,159 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 236.
[2018-03-28 13:25:55,159 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 236 states.
[2018-03-28 13:25:55,160 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 259 transitions.
[2018-03-28 13:25:55,160 INFO  L78                 Accepts]: Start accepts. Automaton has 236 states and 259 transitions. Word has length 42
[2018-03-28 13:25:55,160 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:55,160 INFO  L459      AbstractCegarLoop]: Abstraction has 236 states and 259 transitions.
[2018-03-28 13:25:55,160 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 22 states.
[2018-03-28 13:25:55,160 INFO  L276                IsEmpty]: Start isEmpty. Operand 236 states and 259 transitions.
[2018-03-28 13:25:55,160 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2018-03-28 13:25:55,161 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:55,161 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]
[2018-03-28 13:25:55,161 INFO  L408      AbstractCegarLoop]: === Iteration 24 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:55,161 INFO  L82        PathProgramCache]: Analyzing trace with hash 1810311555, 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
[2018-03-28 13:25:55,166 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:55,180 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:55,181 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:55,190 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:55,190 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,197 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:55,198 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:55,198 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
[2018-03-28 13:25:55,199 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,203 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,203 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19
[2018-03-28 13:25:55,214 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
[2018-03-28 13:25:55,216 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:55,217 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,218 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,230 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
[2018-03-28 13:25:55,232 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
[2018-03-28 13:25:55,232 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,234 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,241 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,241 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:31
[2018-03-28 13:25:55,290 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 27 treesize of output 28
[2018-03-28 13:25:55,293 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:55,293 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,297 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,309 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44
[2018-03-28 13:25:55,311 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:55,311 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,317 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,323 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:55,323 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:63, output treesize:47
[2018-03-28 13:25:55,394 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 47 treesize of output 33
[2018-03-28 13:25:55,396 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 17
[2018-03-28 13:25:55,397 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,404 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1
[2018-03-28 13:25:55,404 INFO  L267         ElimStorePlain]: Start of recursive call 4:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,408 INFO  L267         ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,416 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20
[2018-03-28 13:25:55,418 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
[2018-03-28 13:25:55,418 INFO  L267         ElimStorePlain]: Start of recursive call 6:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,422 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1
[2018-03-28 13:25:55,422 INFO  L267         ElimStorePlain]: Start of recursive call 7:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,423 INFO  L267         ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,427 INFO  L267         ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,427 INFO  L202         ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:61, output treesize:9
[2018-03-28 13:25:55,456 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:55,456 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:55,856 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 57
[2018-03-28 13:25:55,875 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:55,876 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,892 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:55,894 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1
[2018-03-28 13:25:55,894 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,912 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,922 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 48 treesize of output 52
[2018-03-28 13:25:55,926 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:55,926 INFO  L267         ElimStorePlain]: Start of recursive call 7:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:55,947 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 44
[2018-03-28 13:25:55,948 INFO  L267         ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:25:55,971 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 41 treesize of output 39
[2018-03-28 13:25:55,972 INFO  L267         ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:55,989 INFO  L267         ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars,  End of recursive call: 2 dim-0 vars,  and 3 xjuncts.
[2018-03-28 13:25:56,022 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.
[2018-03-28 13:25:56,128 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32
[2018-03-28 13:25:56,147 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:56,147 INFO  L267         ElimStorePlain]: Start of recursive call 11:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,161 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 20 treesize of output 24
[2018-03-28 13:25:56,168 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16
[2018-03-28 13:25:56,169 INFO  L267         ElimStorePlain]: Start of recursive call 13:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:56,177 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 19 treesize of output 17
[2018-03-28 13:25:56,178 INFO  L267         ElimStorePlain]: Start of recursive call 14:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,186 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3
[2018-03-28 13:25:56,187 INFO  L267         ElimStorePlain]: Start of recursive call 15:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,191 INFO  L267         ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:25:56,197 INFO  L267         ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:25:56,199 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 44 treesize of output 37
[2018-03-28 13:25:56,215 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 9 treesize of output 8
[2018-03-28 13:25:56,216 INFO  L267         ElimStorePlain]: Start of recursive call 17:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,222 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
[2018-03-28 13:25:56,223 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:56,224 INFO  L267         ElimStorePlain]: Start of recursive call 19:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,225 INFO  L267         ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,228 INFO  L267         ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,231 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 74 treesize of output 51
[2018-03-28 13:25:56,260 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 9 treesize of output 8
[2018-03-28 13:25:56,260 INFO  L267         ElimStorePlain]: Start of recursive call 21:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,282 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
[2018-03-28 13:25:56,284 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:56,284 INFO  L267         ElimStorePlain]: Start of recursive call 23:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,287 INFO  L267         ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,290 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 31 treesize of output 28
[2018-03-28 13:25:56,291 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:56,292 INFO  L267         ElimStorePlain]: Start of recursive call 25:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,297 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 19 treesize of output 15
[2018-03-28 13:25:56,298 INFO  L267         ElimStorePlain]: Start of recursive call 26:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,299 INFO  L267         ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,309 INFO  L267         ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:25:56,311 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32
[2018-03-28 13:25:56,325 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:56,325 INFO  L267         ElimStorePlain]: Start of recursive call 28:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,335 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 20 treesize of output 24
[2018-03-28 13:25:56,341 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16
[2018-03-28 13:25:56,341 INFO  L267         ElimStorePlain]: Start of recursive call 30:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:56,349 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:56,350 INFO  L267         ElimStorePlain]: Start of recursive call 31:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,357 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11
[2018-03-28 13:25:56,357 INFO  L267         ElimStorePlain]: Start of recursive call 32:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,362 INFO  L267         ElimStorePlain]: Start of recursive call 29: 3 dim-1 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:25:56,369 INFO  L267         ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:25:56,372 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 51
[2018-03-28 13:25:56,395 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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
[2018-03-28 13:25:56,396 INFO  L267         ElimStorePlain]: Start of recursive call 34:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,418 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15
[2018-03-28 13:25:56,420 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
[2018-03-28 13:25:56,420 INFO  L267         ElimStorePlain]: Start of recursive call 36:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,424 INFO  L267         ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,430 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 31 treesize of output 33
[2018-03-28 13:25:56,433 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24
[2018-03-28 13:25:56,433 INFO  L267         ElimStorePlain]: Start of recursive call 38:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,443 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
[2018-03-28 13:25:56,443 INFO  L267         ElimStorePlain]: Start of recursive call 39:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,452 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18
[2018-03-28 13:25:56,452 INFO  L267         ElimStorePlain]: Start of recursive call 40:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,476 INFO  L267         ElimStorePlain]: Start of recursive call 37: 3 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,541 INFO  L267         ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:25:56,544 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35
[2018-03-28 13:25:56,560 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:56,561 INFO  L267         ElimStorePlain]: Start of recursive call 42:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,569 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 20 treesize of output 19
[2018-03-28 13:25:56,574 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:56,575 INFO  L267         ElimStorePlain]: Start of recursive call 44:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,607 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:56,607 INFO  L267         ElimStorePlain]: Start of recursive call 45:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,608 INFO  L267         ElimStorePlain]: Start of recursive call 43: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,611 INFO  L267         ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,614 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 42 treesize of output 35
[2018-03-28 13:25:56,630 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
[2018-03-28 13:25:56,631 INFO  L267         ElimStorePlain]: Start of recursive call 47:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,685 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 20 treesize of output 24
[2018-03-28 13:25:56,688 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:56,688 INFO  L267         ElimStorePlain]: Start of recursive call 49:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,696 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
[2018-03-28 13:25:56,696 INFO  L267         ElimStorePlain]: Start of recursive call 50:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,703 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 16 treesize of output 11
[2018-03-28 13:25:56,704 INFO  L267         ElimStorePlain]: Start of recursive call 51:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,705 INFO  L267         ElimStorePlain]: Start of recursive call 48: 3 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,707 INFO  L267         ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,710 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 42 treesize of output 35
[2018-03-28 13:25:56,724 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
[2018-03-28 13:25:56,725 INFO  L267         ElimStorePlain]: Start of recursive call 53:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,734 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 20 treesize of output 24
[2018-03-28 13:25:56,736 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 13
[2018-03-28 13:25:56,736 INFO  L267         ElimStorePlain]: Start of recursive call 55:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,743 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 11
[2018-03-28 13:25:56,743 INFO  L267         ElimStorePlain]: Start of recursive call 56:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,749 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11
[2018-03-28 13:25:56,749 INFO  L267         ElimStorePlain]: Start of recursive call 57:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,750 INFO  L267         ElimStorePlain]: Start of recursive call 54: 3 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,752 INFO  L267         ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,754 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 42 treesize of output 35
[2018-03-28 13:25:56,769 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:56,769 INFO  L267         ElimStorePlain]: Start of recursive call 59:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,775 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19
[2018-03-28 13:25:56,777 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:56,777 INFO  L267         ElimStorePlain]: Start of recursive call 61:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,780 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1
[2018-03-28 13:25:56,780 INFO  L267         ElimStorePlain]: Start of recursive call 62:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,781 INFO  L267         ElimStorePlain]: Start of recursive call 60: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,784 INFO  L267         ElimStorePlain]: Start of recursive call 58: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,818 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 31 treesize of output 25
[2018-03-28 13:25:56,831 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:56,831 INFO  L267         ElimStorePlain]: Start of recursive call 64:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,840 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 16 treesize of output 20
[2018-03-28 13:25:56,842 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9
[2018-03-28 13:25:56,842 INFO  L267         ElimStorePlain]: Start of recursive call 66:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,848 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable 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
[2018-03-28 13:25:56,849 INFO  L267         ElimStorePlain]: Start of recursive call 67:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,856 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12
[2018-03-28 13:25:56,857 INFO  L267         ElimStorePlain]: Start of recursive call 68:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:25:56,860 INFO  L267         ElimStorePlain]: Start of recursive call 65: 3 dim-1 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:25:56,866 INFO  L267         ElimStorePlain]: Start of recursive call 63: 1 dim-1 vars, 1 dim-2 vars,  End of recursive call:  and 6 xjuncts.
[2018-03-28 13:25:56,897 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars,  End of recursive call:  and 9 xjuncts.
[2018-03-28 13:25:56,897 INFO  L202         ElimStorePlain]: Needed 68 recursive calls to eliminate 5 variables, input treesize:95, output treesize:59
[2018-03-28 13:25:56,952 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 15 treesize of output 13
[2018-03-28 13:25:56,953 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:56,963 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 3 xjuncts.
[2018-03-28 13:25:56,963 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:36, output treesize:31
[2018-03-28 13:25:57,054 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:57,087 INFO  L320   seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-03-28 13:25:57,087 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21
[2018-03-28 13:25:57,087 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 22 states
[2018-03-28 13:25:57,088 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants.
[2018-03-28 13:25:57,088 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462
[2018-03-28 13:25:57,088 INFO  L87              Difference]: Start difference. First operand 236 states and 259 transitions. Second operand 22 states.
[2018-03-28 13:25:58,323 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:58,323 INFO  L93              Difference]: Finished difference Result 320 states and 342 transitions.
[2018-03-28 13:25:58,323 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2018-03-28 13:25:58,323 INFO  L78                 Accepts]: Start accepts. Automaton has 22 states. Word has length 42
[2018-03-28 13:25:58,323 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:58,324 INFO  L225             Difference]: With dead ends: 320
[2018-03-28 13:25:58,324 INFO  L226             Difference]: Without dead ends: 318
[2018-03-28 13:25:58,325 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=304, Invalid=1418, Unknown=0, NotChecked=0, Total=1722
[2018-03-28 13:25:58,325 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 318 states.
[2018-03-28 13:25:58,340 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 248.
[2018-03-28 13:25:58,341 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 248 states.
[2018-03-28 13:25:58,341 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 272 transitions.
[2018-03-28 13:25:58,341 INFO  L78                 Accepts]: Start accepts. Automaton has 248 states and 272 transitions. Word has length 42
[2018-03-28 13:25:58,341 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:58,341 INFO  L459      AbstractCegarLoop]: Abstraction has 248 states and 272 transitions.
[2018-03-28 13:25:58,342 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 22 states.
[2018-03-28 13:25:58,342 INFO  L276                IsEmpty]: Start isEmpty. Operand 248 states and 272 transitions.
[2018-03-28 13:25:58,342 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2018-03-28 13:25:58,342 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:58,342 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]
[2018-03-28 13:25:58,342 INFO  L408      AbstractCegarLoop]: === Iteration 25 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:58,342 INFO  L82        PathProgramCache]: Analyzing trace with hash -260977194, 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
[2018-03-28 13:25:58,352 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:58,370 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:58,371 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:58,383 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:58,383 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:58,387 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:58,407 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:58,408 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5
[2018-03-28 13:25:58,408 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-03-28 13:25:58,408 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-03-28 13:25:58,408 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-03-28 13:25:58,408 INFO  L87              Difference]: Start difference. First operand 248 states and 272 transitions. Second operand 5 states.
[2018-03-28 13:25:58,489 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:58,490 INFO  L93              Difference]: Finished difference Result 272 states and 292 transitions.
[2018-03-28 13:25:58,490 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2018-03-28 13:25:58,490 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 45
[2018-03-28 13:25:58,490 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:58,491 INFO  L225             Difference]: With dead ends: 272
[2018-03-28 13:25:58,491 INFO  L226             Difference]: Without dead ends: 269
[2018-03-28 13:25:58,491 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2018-03-28 13:25:58,491 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 269 states.
[2018-03-28 13:25:58,505 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 235.
[2018-03-28 13:25:58,505 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 235 states.
[2018-03-28 13:25:58,506 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 254 transitions.
[2018-03-28 13:25:58,506 INFO  L78                 Accepts]: Start accepts. Automaton has 235 states and 254 transitions. Word has length 45
[2018-03-28 13:25:58,506 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:58,506 INFO  L459      AbstractCegarLoop]: Abstraction has 235 states and 254 transitions.
[2018-03-28 13:25:58,506 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-03-28 13:25:58,506 INFO  L276                IsEmpty]: Start isEmpty. Operand 235 states and 254 transitions.
[2018-03-28 13:25:58,507 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2018-03-28 13:25:58,507 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:58,507 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]
[2018-03-28 13:25:58,507 INFO  L408      AbstractCegarLoop]: === Iteration 26 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:58,507 INFO  L82        PathProgramCache]: Analyzing trace with hash 1019841138, 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
[2018-03-28 13:25:58,522 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:58,539 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:58,541 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:58,557 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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
[2018-03-28 13:25:58,559 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-03-28 13:25:58,559 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,560 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,562 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,562 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:8
[2018-03-28 13:25:58,569 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
[2018-03-28 13:25:58,571 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4
[2018-03-28 13:25:58,571 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,572 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,573 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,573 INFO  L202         ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:16, output treesize:4
[2018-03-28 13:25:58,583 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-03-28 13:25:58,583 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:58,588 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-03-28 13:25:58,609 INFO  L320   seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-03-28 13:25:58,609 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8
[2018-03-28 13:25:58,609 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 8 states
[2018-03-28 13:25:58,609 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2018-03-28 13:25:58,610 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2018-03-28 13:25:58,610 INFO  L87              Difference]: Start difference. First operand 235 states and 254 transitions. Second operand 8 states.
[2018-03-28 13:25:58,788 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-28 13:25:58,788 INFO  L93              Difference]: Finished difference Result 301 states and 321 transitions.
[2018-03-28 13:25:58,788 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2018-03-28 13:25:58,788 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 47
[2018-03-28 13:25:58,789 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-28 13:25:58,789 INFO  L225             Difference]: With dead ends: 301
[2018-03-28 13:25:58,790 INFO  L226             Difference]: Without dead ends: 278
[2018-03-28 13:25:58,790 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240
[2018-03-28 13:25:58,790 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 278 states.
[2018-03-28 13:25:58,804 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 235.
[2018-03-28 13:25:58,804 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 235 states.
[2018-03-28 13:25:58,804 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 252 transitions.
[2018-03-28 13:25:58,804 INFO  L78                 Accepts]: Start accepts. Automaton has 235 states and 252 transitions. Word has length 47
[2018-03-28 13:25:58,805 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-03-28 13:25:58,805 INFO  L459      AbstractCegarLoop]: Abstraction has 235 states and 252 transitions.
[2018-03-28 13:25:58,805 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2018-03-28 13:25:58,805 INFO  L276                IsEmpty]: Start isEmpty. Operand 235 states and 252 transitions.
[2018-03-28 13:25:58,805 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2018-03-28 13:25:58,805 INFO  L347         BasicCegarLoop]: Found error trace
[2018-03-28 13:25:58,805 INFO  L355         BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-28 13:25:58,805 INFO  L408      AbstractCegarLoop]: === Iteration 27 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]===
[2018-03-28 13:25:58,806 INFO  L82        PathProgramCache]: Analyzing trace with hash 122704397, now seen corresponding path program 2 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
[2018-03-28 13:25:58,820 INFO  L68    tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-03-28 13:25:58,837 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-28 13:25:58,840 INFO  L270         TraceCheckSpWp]: Computing forward predicates...
[2018-03-28 13:25:58,852 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:58,852 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:25:58,854 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4
[2018-03-28 13:25:58,854 INFO  L267         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,858 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,859 INFO  L202         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14
[2018-03-28 13:25:58,869 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
[2018-03-28 13:25:58,870 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
[2018-03-28 13:25:58,870 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,872 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,880 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
[2018-03-28 13:25:58,882 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:58,882 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,883 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,889 INFO  L267         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,890 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:33, output treesize:22
[2018-03-28 13:25:58,923 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
[2018-03-28 13:25:58,925 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:58,925 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,935 INFO  L267         ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,944 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 46 treesize of output 47
[2018-03-28 13:25:58,946 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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
[2018-03-28 13:25:58,946 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,951 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,956 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:58,956 INFO  L202         ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:62, output treesize:46
[2018-03-28 13:25:59,017 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 56
[2018-03-28 13:25:59,019 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27
[2018-03-28 13:25:59,020 INFO  L267         ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:59,030 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 15
[2018-03-28 13:25:59,031 INFO  L267         ElimStorePlain]: Start of recursive call 4:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,038 INFO  L267         ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:59,049 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 29
[2018-03-28 13:25:59,052 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 14
[2018-03-28 13:25:59,052 INFO  L267         ElimStorePlain]: Start of recursive call 6:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,059 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2018-03-28 13:25:59,060 INFO  L267         ElimStorePlain]: Start of recursive call 7:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,063 INFO  L267         ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,076 INFO  L267         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,076 INFO  L202         ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:76, output treesize:7
[2018-03-28 13:25:59,115 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-28 13:25:59,115 INFO  L314         TraceCheckSpWp]: Computing backward predicates...
[2018-03-28 13:25:59,278 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 81
[2018-03-28 13:25:59,294 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-03-28 13:25:59,294 INFO  L267         ElimStorePlain]: Start of recursive call 3:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,312 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15
[2018-03-28 13:25:59,314 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:25:59,314 INFO  L267         ElimStorePlain]: Start of recursive call 5:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,317 INFO  L267         ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,324 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 72 treesize of output 76
[2018-03-28 13:25:59,326 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 71 treesize of output 65
[2018-03-28 13:25:59,327 INFO  L267         ElimStorePlain]: Start of recursive call 7:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,338 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 65 treesize of output 63
[2018-03-28 13:25:59,338 INFO  L267         ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:25:59,353 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 68
[2018-03-28 13:25:59,354 INFO  L267         ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:25:59,363 INFO  L267         ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars,  End of recursive call: 2 dim-0 vars,  and 3 xjuncts.
[2018-03-28 13:25:59,382 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.
[2018-03-28 13:25:59,495 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 171 treesize of output 133
[2018-03-28 13:25:59,549 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-03-28 13:25:59,549 INFO  L267         ElimStorePlain]: Start of recursive call 11:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,610 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 134 treesize of output 165
[2018-03-28 13:25:59,616 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 133 treesize of output 132
[2018-03-28 13:25:59,616 INFO  L267         ElimStorePlain]: Start of recursive call 13:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,739 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 133
[2018-03-28 13:25:59,740 INFO  L267         ElimStorePlain]: Start of recursive call 14:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:25:59,868 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 132 treesize of output 138
[2018-03-28 13:25:59,869 INFO  L267         ElimStorePlain]: Start of recursive call 15:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:26:00,005 INFO  L682             Elim1Store]: detected equality via solver
[2018-03-28 13:26:00,006 INFO  L682             Elim1Store]: detected equality via solver
[2018-03-28 13:26:00,013 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 149
[2018-03-28 13:26:00,014 INFO  L267         ElimStorePlain]: Start of recursive call 16:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:26:00,190 INFO  L700             Elim1Store]: detected not equals via solver
[2018-03-28 13:26:00,209 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 137 treesize of output 155
[2018-03-28 13:26:00,231 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 113
[2018-03-28 13:26:00,233 INFO  L267         ElimStorePlain]: Start of recursive call 18: 2 dim-0 vars,  End of recursive call: 2 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:26:00,554 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 115 treesize of output 188
[2018-03-28 13:26:00,558 INFO  L267         ElimStorePlain]: Start of recursive call 19: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:01,095 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191
[2018-03-28 13:26:01,099 INFO  L267         ElimStorePlain]: Start of recursive call 20: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:01,919 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 111
[2018-03-28 13:26:01,920 INFO  L267         ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:26:02,800 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 78
[2018-03-28 13:26:02,800 INFO  L267         ElimStorePlain]: Start of recursive call 22:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:02,802 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 109 treesize of output 79
[2018-03-28 13:26:02,802 INFO  L267         ElimStorePlain]: Start of recursive call 23:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:03,566 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 117 treesize of output 188
[2018-03-28 13:26:03,570 INFO  L267         ElimStorePlain]: Start of recursive call 24: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:04,619 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 112 treesize of output 185
[2018-03-28 13:26:04,623 INFO  L267         ElimStorePlain]: Start of recursive call 25: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:05,935 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 125 treesize of output 95
[2018-03-28 13:26:05,935 INFO  L267         ElimStorePlain]: Start of recursive call 26:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:07,255 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 115 treesize of output 188
[2018-03-28 13:26:07,258 INFO  L267         ElimStorePlain]: Start of recursive call 27: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:09,016 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191
[2018-03-28 13:26:09,020 INFO  L267         ElimStorePlain]: Start of recursive call 28: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:11,489 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 27
[2018-03-28 13:26:11,490 INFO  L267         ElimStorePlain]: Start of recursive call 29:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:26:12,792 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 117 treesize of output 150
[2018-03-28 13:26:12,794 INFO  L267         ElimStorePlain]: Start of recursive call 30: 2 dim-0 vars,  End of recursive call: 2 dim-0 vars,  and 3 xjuncts.
[2018-03-28 13:26:14,001 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 90
[2018-03-28 13:26:14,001 INFO  L267         ElimStorePlain]: Start of recursive call 31:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:15,141 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 81
[2018-03-28 13:26:15,142 INFO  L267         ElimStorePlain]: Start of recursive call 32:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:17,390 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 117 treesize of output 150
[2018-03-28 13:26:17,392 INFO  L267         ElimStorePlain]: Start of recursive call 33: 2 dim-0 vars,  End of recursive call: 2 dim-0 vars,  and 3 xjuncts.
[2018-03-28 13:26:18,548 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 115 treesize of output 188
[2018-03-28 13:26:18,551 INFO  L267         ElimStorePlain]: Start of recursive call 34: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:20,082 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 24
[2018-03-28 13:26:20,082 INFO  L267         ElimStorePlain]: Start of recursive call 35:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:26:20,723 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 112 treesize of output 185
[2018-03-28 13:26:20,726 INFO  L267         ElimStorePlain]: Start of recursive call 36: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:21,339 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 112 treesize of output 147
[2018-03-28 13:26:21,341 INFO  L267         ElimStorePlain]: Start of recursive call 37: 2 dim-0 vars,  End of recursive call: 2 dim-0 vars,  and 3 xjuncts.
[2018-03-28 13:26:22,040 INFO  L267         ElimStorePlain]: Start of recursive call 17: 20 dim-1 vars,  End of recursive call: 30 dim-0 vars,  and 41 xjuncts.
[2018-03-28 13:26:22,363 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 124
[2018-03-28 13:26:22,369 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 61
[2018-03-28 13:26:22,369 INFO  L267         ElimStorePlain]: Start of recursive call 39:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:22,377 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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
[2018-03-28 13:26:22,378 INFO  L267         ElimStorePlain]: Start of recursive call 40:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:22,383 INFO  L267         ElimStorePlain]: Start of recursive call 38: 2 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:22,528 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 127
[2018-03-28 13:26:22,531 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 118 treesize of output 112
[2018-03-28 13:26:22,566 INFO  L267         ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:26:22,589 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 112 treesize of output 82
[2018-03-28 13:26:22,589 INFO  L267         ElimStorePlain]: Start of recursive call 43:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:22,608 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17
[2018-03-28 13:26:22,608 INFO  L267         ElimStorePlain]: Start of recursive call 44:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:22,630 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 113 treesize of output 115
[2018-03-28 13:26:22,631 INFO  L267         ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:26:22,655 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 79 treesize of output 73
[2018-03-28 13:26:22,656 INFO  L267         ElimStorePlain]: Start of recursive call 46:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:22,657 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 48 treesize of output 42
[2018-03-28 13:26:22,657 INFO  L267         ElimStorePlain]: Start of recursive call 47:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:22,677 INFO  L267         ElimStorePlain]: Start of recursive call 41: 5 dim-1 vars,  End of recursive call: 1 dim-0 vars,  and 3 xjuncts.
[2018-03-28 13:26:22,688 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 138
[2018-03-28 13:26:22,695 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 119 treesize of output 115
[2018-03-28 13:26:22,695 INFO  L267         ElimStorePlain]: Start of recursive call 49:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:26:22,774 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 116 treesize of output 189
[2018-03-28 13:26:22,777 INFO  L267         ElimStorePlain]: Start of recursive call 50: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:23,018 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 91
[2018-03-28 13:26:23,018 INFO  L267         ElimStorePlain]: Start of recursive call 51:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:23,227 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 113
[2018-03-28 13:26:23,228 INFO  L267         ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:26:23,239 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 112
[2018-03-28 13:26:23,240 INFO  L267         ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:26:23,466 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 25
[2018-03-28 13:26:23,466 INFO  L267         ElimStorePlain]: Start of recursive call 54:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:26:23,538 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 124 treesize of output 94
[2018-03-28 13:26:23,538 INFO  L267         ElimStorePlain]: Start of recursive call 55:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:23,587 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 33 treesize of output 29
[2018-03-28 13:26:23,588 INFO  L267         ElimStorePlain]: Start of recursive call 56:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:26:23,633 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 24 treesize of output 20
[2018-03-28 13:26:23,633 INFO  L267         ElimStorePlain]: Start of recursive call 57:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:23,652 INFO  L267         ElimStorePlain]: Start of recursive call 48: 8 dim-1 vars,  End of recursive call:  and 3 xjuncts.
[2018-03-28 13:26:23,844 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 129 treesize of output 159
[2018-03-28 13:26:26,371 WARN  L151               SmtUtils]: Spent 2514ms on a formula simplification. DAG size of input: 532 DAG size of output 497
[2018-03-28 13:26:26,396 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 113
[2018-03-28 13:26:26,397 INFO  L267         ElimStorePlain]: Start of recursive call 59: 2 dim-0 vars,  End of recursive call: 2 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:26:27,432 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 120 treesize of output 120
[2018-03-28 13:26:27,433 INFO  L267         ElimStorePlain]: Start of recursive call 60: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:26:28,393 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 44
[2018-03-28 13:26:28,394 INFO  L267         ElimStorePlain]: Start of recursive call 61:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:28,395 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 78
[2018-03-28 13:26:28,395 INFO  L267         ElimStorePlain]: Start of recursive call 62:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:29,413 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 125 treesize of output 95
[2018-03-28 13:26:29,414 INFO  L267         ElimStorePlain]: Start of recursive call 63:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:30,415 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 122 treesize of output 92
[2018-03-28 13:26:30,415 INFO  L267         ElimStorePlain]: Start of recursive call 64:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:31,535 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 117 treesize of output 150
[2018-03-28 13:26:31,537 INFO  L267         ElimStorePlain]: Start of recursive call 65: 2 dim-0 vars,  End of recursive call: 2 dim-0 vars,  and 3 xjuncts.
[2018-03-28 13:26:32,585 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 115 treesize of output 188
[2018-03-28 13:26:32,588 INFO  L267         ElimStorePlain]: Start of recursive call 66: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:33,960 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28
[2018-03-28 13:26:33,988 INFO  L267         ElimStorePlain]: Start of recursive call 67:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:35,369 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191
[2018-03-28 13:26:35,372 INFO  L267         ElimStorePlain]: Start of recursive call 68: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:37,164 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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
[2018-03-28 13:26:37,164 INFO  L267         ElimStorePlain]: Start of recursive call 69:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:38,706 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19
[2018-03-28 13:26:38,706 INFO  L267         ElimStorePlain]: Start of recursive call 70:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:40,035 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191
[2018-03-28 13:26:40,039 INFO  L267         ElimStorePlain]: Start of recursive call 71: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:41,593 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 115 treesize of output 188
[2018-03-28 13:26:41,597 INFO  L267         ElimStorePlain]: Start of recursive call 72: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:43,418 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 116 treesize of output 86
[2018-03-28 13:26:43,419 INFO  L267         ElimStorePlain]: Start of recursive call 73:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:43,420 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 120 treesize of output 90
[2018-03-28 13:26:43,420 INFO  L267         ElimStorePlain]: Start of recursive call 74:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:45,157 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 147
[2018-03-28 13:26:45,178 INFO  L267         ElimStorePlain]: Start of recursive call 75: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 2 xjuncts.
[2018-03-28 13:26:45,190 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 148 treesize of output 181
[2018-03-28 13:26:45,192 INFO  L267         ElimStorePlain]: Start of recursive call 76: 2 dim-0 vars,  End of recursive call: 2 dim-0 vars,  and 3 xjuncts.
[2018-03-28 13:26:45,193 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 109
[2018-03-28 13:26:45,194 INFO  L267         ElimStorePlain]: Start of recursive call 77: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:26:45,196 INFO  L682             Elim1Store]: detected equality via solver
[2018-03-28 13:26:45,204 INFO  L682             Elim1Store]: detected equality via solver
[2018-03-28 13:26:45,205 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 110
[2018-03-28 13:26:45,205 INFO  L267         ElimStorePlain]: Start of recursive call 78: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:26:47,152 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 115 treesize of output 193
[2018-03-28 13:26:47,157 INFO  L267         ElimStorePlain]: Start of recursive call 79: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 32 xjuncts.
[2018-03-28 13:26:49,652 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 115 treesize of output 188
[2018-03-28 13:26:49,655 INFO  L267         ElimStorePlain]: Start of recursive call 80: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:52,305 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191
[2018-03-28 13:26:52,308 INFO  L267         ElimStorePlain]: Start of recursive call 81: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:55,858 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 25 treesize of output 21
[2018-03-28 13:26:55,858 INFO  L267         ElimStorePlain]: Start of recursive call 82:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:26:55,867 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 27
[2018-03-28 13:26:55,867 INFO  L267         ElimStorePlain]: Start of recursive call 83:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:26:57,597 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 112 treesize of output 185
[2018-03-28 13:26:57,599 INFO  L267         ElimStorePlain]: Start of recursive call 84: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:26:59,350 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 117 treesize of output 188
[2018-03-28 13:26:59,352 INFO  L267         ElimStorePlain]: Start of recursive call 85: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:27:01,723 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 112 treesize of output 185
[2018-03-28 13:27:01,726 INFO  L267         ElimStorePlain]: Start of recursive call 86: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:27:04,571 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191
[2018-03-28 13:27:04,574 INFO  L267         ElimStorePlain]: Start of recursive call 87: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:27:08,614 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 106 treesize of output 76
[2018-03-28 13:27:08,615 INFO  L267         ElimStorePlain]: Start of recursive call 88:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:27:08,616 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 75
[2018-03-28 13:27:08,616 INFO  L267         ElimStorePlain]: Start of recursive call 89:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:27:20,571 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 118
[2018-03-28 13:27:20,572 INFO  L267         ElimStorePlain]: Start of recursive call 90:  End of recursive call:  and 2 xjuncts.
[2018-03-28 13:27:36,812 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 115 treesize of output 188
[2018-03-28 13:27:36,815 INFO  L267         ElimStorePlain]: Start of recursive call 91: 8 dim-0 vars,  End of recursive call: 8 dim-0 vars,  and 11 xjuncts.
[2018-03-28 13:27:41,687 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 120 treesize of output 90
[2018-03-28 13:27:41,688 INFO  L267         ElimStorePlain]: Start of recursive call 92:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:27:51,997 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 52 treesize of output 44
[2018-03-28 13:27:51,998 INFO  L267         ElimStorePlain]: Start of recursive call 93:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:27:52,000 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 72
[2018-03-28 13:27:52,000 INFO  L267         ElimStorePlain]: Start of recursive call 94: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2018-03-28 13:27:55,147 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 120 treesize of output 90
[2018-03-28 13:27:55,148 INFO  L267         ElimStorePlain]: Start of recursive call 95:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:28:00,111 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 29
[2018-03-28 13:28:00,112 INFO  L267         ElimStorePlain]: Start of recursive call 96:  End of recursive call:  and 4 xjuncts.
[2018-03-28 13:28:02,078 INFO  L477             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 117
[2018-03-28 13:28:02,078 INFO  L267         ElimStorePlain]: Start of recursive call 97:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:28:03,249 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 117 treesize of output 87
[2018-03-28 13:28:03,249 INFO  L267         ElimStorePlain]: Start of recursive call 98:  End of recursive call:  and 1 xjuncts.
[2018-03-28 13:28:04,423 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 123 treesize of output 153
[2018-03-28 13:28:04,425 INFO  L267         ElimStorePlain]: Start of recursive call 99: 2 dim-0 vars,  End of recursive call: 2 dim-0 vars,  and 4 xjuncts.
[2018-03-28 13:28:05,037 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 26 treesize of output 16
[2018-03-28 13:28:05,038 INFO  L267         ElimStorePlain]: Start of recursive call 100:  End of recursive call:  and 1 xjuncts.
Received shutdown request...
[2018-03-28 13:28:05,828 INFO  L175         TraceCheckSpWp]: Timeout while computing interpolants
[2018-03-28 13:28:05,828 WARN  L519      AbstractCegarLoop]: Verification canceled
[2018-03-28 13:28:05,833 WARN  L197   ceAbstractionStarter]: Timeout
[2018-03-28 13:28:05,833 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 01:28:05 BoogieIcfgContainer
[2018-03-28 13:28:05,833 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-03-28 13:28:05,835 INFO  L168              Benchmark]: Toolchain (without parser) took 145817.95 ms. Allocated memory was 305.7 MB in the beginning and 508.6 MB in the end (delta: 202.9 MB). Free memory was 242.2 MB in the beginning and 413.5 MB in the end (delta: -171.3 MB). Peak memory consumption was 413.2 MB. Max. memory is 5.3 GB.
[2018-03-28 13:28:05,836 INFO  L168              Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 305.7 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB.
[2018-03-28 13:28:05,836 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 347.29 ms. Allocated memory is still 305.7 MB. Free memory was 242.2 MB in the beginning and 214.3 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB.
[2018-03-28 13:28:05,837 INFO  L168              Benchmark]: Boogie Preprocessor took 58.30 ms. Allocated memory is still 305.7 MB. Free memory was 214.3 MB in the beginning and 212.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB.
[2018-03-28 13:28:05,837 INFO  L168              Benchmark]: RCFGBuilder took 614.73 ms. Allocated memory was 305.7 MB in the beginning and 469.2 MB in the end (delta: 163.6 MB). Free memory was 212.3 MB in the beginning and 391.6 MB in the end (delta: -179.3 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB.
[2018-03-28 13:28:05,837 INFO  L168              Benchmark]: TraceAbstraction took 144791.76 ms. Allocated memory was 469.2 MB in the beginning and 508.6 MB in the end (delta: 39.3 MB). Free memory was 391.6 MB in the beginning and 413.5 MB in the end (delta: -21.8 MB). Peak memory consumption was 399.1 MB. Max. memory is 5.3 GB.
[2018-03-28 13:28:05,839 INFO  L344   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.21 ms. Allocated memory is still 305.7 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB.
 * CACSL2BoogieTranslator took 347.29 ms. Allocated memory is still 305.7 MB. Free memory was 242.2 MB in the beginning and 214.3 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB.
 * Boogie Preprocessor took 58.30 ms. Allocated memory is still 305.7 MB. Free memory was 214.3 MB in the beginning and 212.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB.
 * RCFGBuilder took 614.73 ms. Allocated memory was 305.7 MB in the beginning and 469.2 MB in the end (delta: 163.6 MB). Free memory was 212.3 MB in the beginning and 391.6 MB in the end (delta: -179.3 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB.
 * TraceAbstraction took 144791.76 ms. Allocated memory was 469.2 MB in the beginning and 508.6 MB in the end (delta: 39.3 MB). Free memory was 391.6 MB in the beginning and 413.5 MB in the end (delta: -21.8 MB). Peak memory consumption was 399.1 MB. Max. memory is 5.3 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 998). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1007). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1043). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 985]: Timeout (TraceAbstraction)
    Unable to prove that all allocated memory was freed (line 985). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1032). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1038). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1025). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1018). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1023]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1023). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1051). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 989). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1022). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1034). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1032). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 990]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 990). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1051). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1008). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1015). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1024). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 990]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 990). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1007). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction)
    Unable to prove that free always succeeds (line 1052). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction)
    Unable to prove that free always succeeds (line 1052). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 999). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1041). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1018). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1023]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1023). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1038). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1025). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 989). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1015). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1000). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1034). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 999). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1022). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1001). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1024). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1000). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1001). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1041). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 998). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1008). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction)
    Unable to prove that pointer dereference always succeeds (line 1043). Cancelled  while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 181.
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 3 procedures, 135 locations, 43 error locations. TIMEOUT Result, 144.7s OverallTime, 27 OverallIterations, 3 TraceHistogramMax, 9.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2428 SDtfs, 9549 SDslu, 9022 SDs, 0 SdLazy, 8217 SolverSat, 1219 SolverUnsat, 31 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1772 GetRequests, 1343 SyntacticMatches, 15 SemanticMatches, 414 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1574 ImplicationChecksByTransitivity, 6.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=24, 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, 26 MinimizatonAttempts, 1413 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 802 NumberOfCodeBlocks, 802 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1552 ConstructedInterpolants, 147 QuantifiedInterpolants, 482609 SizeOfPredicates, 262 NumberOfNonLiveVariables, 2970 ConjunctsInSsa, 415 ConjunctsInUnsatCore, 52 InterpolantComputations, 40 PerfectInterpolantSequences, 36/74 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-simple-white-blue_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-03-28_13-28-05-848.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-03-28_13-28-05-848.csv
Completed graceful shutdown