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/dll-token_true-unreach-call_true-valid-memsafety.i
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This is Ultimate 0.1.23-8168ed2-m
[2018-04-12 00:02:00,750 INFO L170 SettingsManager]: Resetting all preferences to default values...
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[2018-04-12 00:02:00,793 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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[2018-04-12 00:02:00,819 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG;
[2018-04-12 00:02:00,819 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-04-12 00:02:00,820 INFO L133 SettingsManager]: * to procedures, called more than once=true
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[2018-04-12 00:02:00,820 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain
[2018-04-12 00:02:00,820 INFO L133 SettingsManager]: * Parallel states before merging=1
[2018-04-12 00:02:00,820 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true
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[2018-04-12 00:02:00,821 INFO L133 SettingsManager]: * Property to check=[] a
a: x > 42
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[2018-04-12 00:02:00,821 INFO L133 SettingsManager]: * sizeof long=4
[2018-04-12 00:02:00,822 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2018-04-12 00:02:00,822 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-04-12 00:02:00,822 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-04-12 00:02:00,822 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-04-12 00:02:00,822 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2018-04-12 00:02:00,822 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2018-04-12 00:02:00,823 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-04-12 00:02:00,823 INFO L133 SettingsManager]: * sizeof long double=12
[2018-04-12 00:02:00,823 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-04-12 00:02:00,823 INFO L133 SettingsManager]: * Size of a code block=SingleStatement
[2018-04-12 00:02:00,823 INFO L133 SettingsManager]: * Add additional assume for each assert=false
[2018-04-12 00:02:00,824 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-04-12 00:02:00,824 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-04-12 00:02:00,824 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-04-12 00:02:00,824 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK
[2018-04-12 00:02:00,824 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-04-12 00:02:00,825 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-04-12 00:02:00,825 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-04-12 00:02:00,825 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:00,825 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-04-12 00:02:00,826 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2018-04-12 00:02:00,826 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR
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[2018-04-12 00:02:00,827 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\
[2018-04-12 00:02:00,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-04-12 00:02:00,874 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized
[2018-04-12 00:02:00,878 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected.
[2018-04-12 00:02:00,879 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-04-12 00:02:00,880 INFO L276 PluginConnector]: CDTParser initialized
[2018-04-12 00:02:00,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,200 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGd6bcc6371
[2018-04-12 00:02:01,364 INFO L287 CDTParser]: IsIndexed: true
[2018-04-12 00:02:01,364 INFO L288 CDTParser]: Found 1 translation units.
[2018-04-12 00:02:01,365 INFO L168 CDTParser]: Scanning dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,376 INFO L210 ultiparseSymbolTable]: Include resolver:
[2018-04-12 00:02:01,376 INFO L215 ultiparseSymbolTable]: <empty include resolver>
[2018-04-12 00:02:01,376 INFO L218 ultiparseSymbolTable]: Function table:
[2018-04-12 00:02:01,376 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,376 INFO L227 ultiparseSymbolTable]: Global variable table:
[2018-04-12 00:02:01,377 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____int8_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,377 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__register_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,377 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__timer_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,377 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____nlink_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,377 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_once_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,377 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__off_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,377 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__idtype_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,378 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____mode_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,378 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____ssize_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,378 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____intptr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,378 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,378 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__int32_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,378 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,378 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,378 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____uint64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,378 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,379 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__id_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,379 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__gid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,379 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__ssize_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,379 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____fsword_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,379 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__u_short in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,379 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____uid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,379 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__nlink_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,379 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__uint in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____daddr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__mode_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__SLL in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____clock_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____u_short in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__int64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__suseconds_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__dev_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____blkcnt_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__time_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__fsid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____u_int in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____loff_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____int64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____blksize_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__int8_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____qaddr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__ino_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____uint16_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____useconds_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____rlim64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__ushort in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__ldiv_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____time_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____uint8_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____key_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__u_quad_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__u_int64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__loff_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__ulong in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____u_long in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____int16_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__sigset_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__u_int32_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__u_char in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__blkcnt_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_key_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__daddr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__blksize_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____ino64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____off_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__u_long in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____dev_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,385 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____caddr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__fd_set in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__clock_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__fd_mask in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____sigset_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____ino_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____fsid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__clockid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__u_int16_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____clockid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__caddr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____int32_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__div_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__u_int in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____rlim_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__u_int8_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____uint32_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__uid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__key_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__size_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__quad_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____fd_mask in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____gid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____id_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__int16_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____u_quad_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__wchar_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____timer_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____socklen_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__lldiv_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____pid_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____quad_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____u_char in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____off64_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_token_true_unreach_call_true_valid_memsafety_i____suseconds_t in dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:01,411 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGd6bcc6371
[2018-04-12 00:02:01,415 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-04-12 00:02:01,417 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2018-04-12 00:02:01,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-04-12 00:02:01,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-04-12 00:02:01,422 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-04-12 00:02:01,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 12:02:01" (1/1) ...
[2018-04-12 00:02:01,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d0a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01, skipping insertion in model container
[2018-04-12 00:02:01,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 12:02:01" (1/1) ...
[2018-04-12 00:02:01,438 INFO L167 Dispatcher]: Using SV-COMP mode
[2018-04-12 00:02:01,469 INFO L167 Dispatcher]: Using SV-COMP mode
[2018-04-12 00:02:01,646 INFO L175 PostProcessor]: Settings: Checked method=main
[2018-04-12 00:02:01,700 INFO L175 PostProcessor]: Settings: Checked method=main
[2018-04-12 00:02:01,708 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115.
[2018-04-12 00:02:01,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01 WrapperNode
[2018-04-12 00:02:01,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-04-12 00:02:01,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-04-12 00:02:01,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-04-12 00:02:01,759 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-04-12 00:02:01,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01" (1/1) ...
[2018-04-12 00:02:01,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01" (1/1) ...
[2018-04-12 00:02:01,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01" (1/1) ...
[2018-04-12 00:02:01,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01" (1/1) ...
[2018-04-12 00:02:01,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01" (1/1) ...
[2018-04-12 00:02:01,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01" (1/1) ...
[2018-04-12 00:02:01,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01" (1/1) ...
[2018-04-12 00:02:01,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-04-12 00:02:01,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-04-12 00:02:01,818 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-04-12 00:02:01,819 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-04-12 00:02:01,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01" (1/1) ...
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-04-12 00:02:01,950 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-04-12 00:02:01,950 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-04-12 00:02:01,951 INFO L136 BoogieDeclarations]: Found implementation of procedure main
[2018-04-12 00:02:01,951 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max
[2018-04-12 00:02:01,951 INFO L128 BoogieDeclarations]: Found specification of procedure atof
[2018-04-12 00:02:01,951 INFO L128 BoogieDeclarations]: Found specification of procedure atoi
[2018-04-12 00:02:01,951 INFO L128 BoogieDeclarations]: Found specification of procedure atol
[2018-04-12 00:02:01,951 INFO L128 BoogieDeclarations]: Found specification of procedure atoll
[2018-04-12 00:02:01,951 INFO L128 BoogieDeclarations]: Found specification of procedure strtod
[2018-04-12 00:02:01,951 INFO L128 BoogieDeclarations]: Found specification of procedure strtof
[2018-04-12 00:02:01,952 INFO L128 BoogieDeclarations]: Found specification of procedure strtold
[2018-04-12 00:02:01,952 INFO L128 BoogieDeclarations]: Found specification of procedure strtol
[2018-04-12 00:02:01,952 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul
[2018-04-12 00:02:01,952 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq
[2018-04-12 00:02:01,952 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq
[2018-04-12 00:02:01,952 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll
[2018-04-12 00:02:01,952 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull
[2018-04-12 00:02:01,953 INFO L128 BoogieDeclarations]: Found specification of procedure l64a
[2018-04-12 00:02:01,953 INFO L128 BoogieDeclarations]: Found specification of procedure a64l
[2018-04-12 00:02:01,953 INFO L128 BoogieDeclarations]: Found specification of procedure select
[2018-04-12 00:02:01,953 INFO L128 BoogieDeclarations]: Found specification of procedure pselect
[2018-04-12 00:02:01,953 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major
[2018-04-12 00:02:01,953 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor
[2018-04-12 00:02:01,954 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev
[2018-04-12 00:02:01,954 INFO L128 BoogieDeclarations]: Found specification of procedure random
[2018-04-12 00:02:01,954 INFO L128 BoogieDeclarations]: Found specification of procedure srandom
[2018-04-12 00:02:01,954 INFO L128 BoogieDeclarations]: Found specification of procedure initstate
[2018-04-12 00:02:01,954 INFO L128 BoogieDeclarations]: Found specification of procedure setstate
[2018-04-12 00:02:01,954 INFO L128 BoogieDeclarations]: Found specification of procedure random_r
[2018-04-12 00:02:01,955 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r
[2018-04-12 00:02:01,955 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r
[2018-04-12 00:02:01,955 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r
[2018-04-12 00:02:01,955 INFO L128 BoogieDeclarations]: Found specification of procedure rand
[2018-04-12 00:02:01,955 INFO L128 BoogieDeclarations]: Found specification of procedure srand
[2018-04-12 00:02:01,955 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r
[2018-04-12 00:02:01,955 INFO L128 BoogieDeclarations]: Found specification of procedure drand48
[2018-04-12 00:02:01,955 INFO L128 BoogieDeclarations]: Found specification of procedure erand48
[2018-04-12 00:02:01,956 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48
[2018-04-12 00:02:01,956 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48
[2018-04-12 00:02:01,956 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48
[2018-04-12 00:02:01,956 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48
[2018-04-12 00:02:01,956 INFO L128 BoogieDeclarations]: Found specification of procedure srand48
[2018-04-12 00:02:01,956 INFO L128 BoogieDeclarations]: Found specification of procedure seed48
[2018-04-12 00:02:01,956 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48
[2018-04-12 00:02:01,957 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r
[2018-04-12 00:02:01,957 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r
[2018-04-12 00:02:01,957 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r
[2018-04-12 00:02:01,957 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r
[2018-04-12 00:02:01,957 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r
[2018-04-12 00:02:01,957 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r
[2018-04-12 00:02:01,957 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r
[2018-04-12 00:02:01,957 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r
[2018-04-12 00:02:01,958 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r
[2018-04-12 00:02:01,958 INFO L128 BoogieDeclarations]: Found specification of procedure malloc
[2018-04-12 00:02:01,958 INFO L128 BoogieDeclarations]: Found specification of procedure calloc
[2018-04-12 00:02:01,958 INFO L128 BoogieDeclarations]: Found specification of procedure realloc
[2018-04-12 00:02:01,958 INFO L128 BoogieDeclarations]: Found specification of procedure free
[2018-04-12 00:02:01,958 INFO L128 BoogieDeclarations]: Found specification of procedure cfree
[2018-04-12 00:02:01,958 INFO L128 BoogieDeclarations]: Found specification of procedure alloca
[2018-04-12 00:02:01,958 INFO L128 BoogieDeclarations]: Found specification of procedure valloc
[2018-04-12 00:02:01,959 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign
[2018-04-12 00:02:01,959 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc
[2018-04-12 00:02:01,959 INFO L128 BoogieDeclarations]: Found specification of procedure abort
[2018-04-12 00:02:01,959 INFO L128 BoogieDeclarations]: Found specification of procedure atexit
[2018-04-12 00:02:01,959 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit
[2018-04-12 00:02:01,959 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit
[2018-04-12 00:02:01,959 INFO L128 BoogieDeclarations]: Found specification of procedure exit
[2018-04-12 00:02:01,959 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit
[2018-04-12 00:02:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit
[2018-04-12 00:02:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure getenv
[2018-04-12 00:02:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure putenv
[2018-04-12 00:02:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure setenv
[2018-04-12 00:02:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv
[2018-04-12 00:02:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv
[2018-04-12 00:02:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp
[2018-04-12 00:02:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp
[2018-04-12 00:02:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps
[2018-04-12 00:02:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp
[2018-04-12 00:02:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure system
[2018-04-12 00:02:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure realpath
[2018-04-12 00:02:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch
[2018-04-12 00:02:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure qsort
[2018-04-12 00:02:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure abs
[2018-04-12 00:02:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure labs
[2018-04-12 00:02:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure llabs
[2018-04-12 00:02:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure div
[2018-04-12 00:02:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv
[2018-04-12 00:02:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv
[2018-04-12 00:02:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt
[2018-04-12 00:02:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt
[2018-04-12 00:02:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt
[2018-04-12 00:02:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt
[2018-04-12 00:02:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt
[2018-04-12 00:02:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt
[2018-04-12 00:02:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r
[2018-04-12 00:02:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r
[2018-04-12 00:02:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r
[2018-04-12 00:02:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r
[2018-04-12 00:02:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure mblen
[2018-04-12 00:02:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc
[2018-04-12 00:02:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb
[2018-04-12 00:02:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs
[2018-04-12 00:02:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs
[2018-04-12 00:02:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch
[2018-04-12 00:02:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt
[2018-04-12 00:02:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg
[2018-04-12 00:02:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2018-04-12 00:02:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2018-04-12 00:02:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure main
[2018-04-12 00:02:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-04-12 00:02:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2018-04-12 00:02:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure write~int
[2018-04-12 00:02:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2018-04-12 00:02:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure read~int
[2018-04-12 00:02:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-04-12 00:02:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-04-12 00:02:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-04-12 00:02:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2018-04-12 00:02:02,494 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-04-12 00:02:02,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 12:02:02 BoogieIcfgContainer
[2018-04-12 00:02:02,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-04-12 00:02:02,495 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-04-12 00:02:02,495 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2018-04-12 00:02:02,497 INFO L276 PluginConnector]: TraceAbstraction initialized
[2018-04-12 00:02:02,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 12:02:01" (1/3) ...
[2018-04-12 00:02:02,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25fa36e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 12:02:02, skipping insertion in model container
[2018-04-12 00:02:02,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:02:01" (2/3) ...
[2018-04-12 00:02:02,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25fa36e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 12:02:02, skipping insertion in model container
[2018-04-12 00:02:02,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 12:02:02" (3/3) ...
[2018-04-12 00:02:02,500 INFO L107 eAbstractionObserver]: Analyzing ICFG dll-token_true-unreach-call_true-valid-memsafety.i
[2018-04-12 00:02:02,509 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-04-12 00:02:02,516 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 55 error locations.
[2018-04-12 00:02:02,562 INFO L128 ementStrategyFactory]: Using default assertion order modulation
[2018-04-12 00:02:02,563 INFO L369 AbstractCegarLoop]: Interprodecural is true
[2018-04-12 00:02:02,563 INFO L370 AbstractCegarLoop]: Hoare is true
[2018-04-12 00:02:02,563 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-04-12 00:02:02,563 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK
[2018-04-12 00:02:02,563 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-04-12 00:02:02,564 INFO L374 AbstractCegarLoop]: Difference is false
[2018-04-12 00:02:02,564 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-04-12 00:02:02,564 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-04-12 00:02:02,564 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure
[2018-04-12 00:02:02,582 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states.
[2018-04-12 00:02:02,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2018-04-12 00:02:02,586 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:02,586 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:02,587 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:02,590 INFO L82 PathProgramCache]: Analyzing trace with hash -71447909, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:02,602 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:02,633 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:02,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-04-12 00:02:02,673 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:02,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:02,680 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5
[2018-04-12 00:02:02,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:02,693 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:02,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:02,732 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:02,732 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2018-04-12 00:02:02,734 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-04-12 00:02:02,745 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-04-12 00:02:02,745 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2018-04-12 00:02:02,748 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 4 states.
[2018-04-12 00:02:03,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:03,070 INFO L93 Difference]: Finished difference Result 345 states and 396 transitions.
[2018-04-12 00:02:03,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2018-04-12 00:02:03,071 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9
[2018-04-12 00:02:03,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:03,084 INFO L225 Difference]: With dead ends: 345
[2018-04-12 00:02:03,084 INFO L226 Difference]: Without dead ends: 181
[2018-04-12 00:02:03,088 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2018-04-12 00:02:03,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states.
[2018-04-12 00:02:03,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 148.
[2018-04-12 00:02:03,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states.
[2018-04-12 00:02:03,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 150 transitions.
[2018-04-12 00:02:03,131 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 150 transitions. Word has length 9
[2018-04-12 00:02:03,131 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:03,131 INFO L459 AbstractCegarLoop]: Abstraction has 148 states and 150 transitions.
[2018-04-12 00:02:03,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-04-12 00:02:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 150 transitions.
[2018-04-12 00:02:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2018-04-12 00:02:03,132 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:03,132 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:03,132 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:03,132 INFO L82 PathProgramCache]: Analyzing trace with hash -71447908, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:03,140 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:03,153 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:03,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-04-12 00:02:03,164 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:03,168 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:03,168 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9
[2018-04-12 00:02:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:03,180 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:03,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:03,219 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:03,219 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5
[2018-04-12 00:02:03,220 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states
[2018-04-12 00:02:03,220 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2018-04-12 00:02:03,221 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2018-04-12 00:02:03,221 INFO L87 Difference]: Start difference. First operand 148 states and 150 transitions. Second operand 6 states.
[2018-04-12 00:02:03,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:03,411 INFO L93 Difference]: Finished difference Result 180 states and 182 transitions.
[2018-04-12 00:02:03,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2018-04-12 00:02:03,411 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9
[2018-04-12 00:02:03,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:03,413 INFO L225 Difference]: With dead ends: 180
[2018-04-12 00:02:03,414 INFO L226 Difference]: Without dead ends: 177
[2018-04-12 00:02:03,415 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2018-04-12 00:02:03,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states.
[2018-04-12 00:02:03,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 145.
[2018-04-12 00:02:03,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states.
[2018-04-12 00:02:03,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 147 transitions.
[2018-04-12 00:02:03,427 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 147 transitions. Word has length 9
[2018-04-12 00:02:03,427 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:03,427 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 147 transitions.
[2018-04-12 00:02:03,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2018-04-12 00:02:03,428 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 147 transitions.
[2018-04-12 00:02:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-04-12 00:02:03,428 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:03,429 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:03,429 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:03,429 INFO L82 PathProgramCache]: Analyzing trace with hash -1118342126, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:03,435 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:03,451 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:03,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:03,496 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:03,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:03,529 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:03,529 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2018-04-12 00:02:03,529 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-04-12 00:02:03,530 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-04-12 00:02:03,530 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2018-04-12 00:02:03,530 INFO L87 Difference]: Start difference. First operand 145 states and 147 transitions. Second operand 4 states.
[2018-04-12 00:02:03,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:03,689 INFO L93 Difference]: Finished difference Result 170 states and 175 transitions.
[2018-04-12 00:02:03,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2018-04-12 00:02:03,689 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17
[2018-04-12 00:02:03,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:03,691 INFO L225 Difference]: With dead ends: 170
[2018-04-12 00:02:03,694 INFO L226 Difference]: Without dead ends: 153
[2018-04-12 00:02:03,695 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2018-04-12 00:02:03,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states.
[2018-04-12 00:02:03,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 134.
[2018-04-12 00:02:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states.
[2018-04-12 00:02:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 138 transitions.
[2018-04-12 00:02:03,706 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 138 transitions. Word has length 17
[2018-04-12 00:02:03,706 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:03,706 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 138 transitions.
[2018-04-12 00:02:03,706 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-04-12 00:02:03,706 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions.
[2018-04-12 00:02:03,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-04-12 00:02:03,707 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:03,707 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:03,707 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:03,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1118342125, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:03,720 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:03,737 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:03,762 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:03,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:03,806 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:03,806 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2018-04-12 00:02:03,806 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-04-12 00:02:03,806 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-04-12 00:02:03,807 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2018-04-12 00:02:03,807 INFO L87 Difference]: Start difference. First operand 134 states and 138 transitions. Second operand 4 states.
[2018-04-12 00:02:04,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:04,046 INFO L93 Difference]: Finished difference Result 168 states and 174 transitions.
[2018-04-12 00:02:04,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2018-04-12 00:02:04,047 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17
[2018-04-12 00:02:04,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:04,048 INFO L225 Difference]: With dead ends: 168
[2018-04-12 00:02:04,049 INFO L226 Difference]: Without dead ends: 164
[2018-04-12 00:02:04,049 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2018-04-12 00:02:04,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states.
[2018-04-12 00:02:04,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 130.
[2018-04-12 00:02:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states.
[2018-04-12 00:02:04,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 134 transitions.
[2018-04-12 00:02:04,061 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 134 transitions. Word has length 17
[2018-04-12 00:02:04,061 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:04,061 INFO L459 AbstractCegarLoop]: Abstraction has 130 states and 134 transitions.
[2018-04-12 00:02:04,061 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-04-12 00:02:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions.
[2018-04-12 00:02:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-04-12 00:02:04,062 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:04,062 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:04,062 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:04,063 INFO L82 PathProgramCache]: Analyzing trace with hash -308776553, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:04,073 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:04,092 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:04,115 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:04,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17
[2018-04-12 00:02:04,119 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,129 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:04,130 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:04,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4
[2018-04-12 00:02:04,131 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:04,145 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20
[2018-04-12 00:02:04,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:04,161 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:04,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:04,296 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:04,297 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7
[2018-04-12 00:02:04,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states
[2018-04-12 00:02:04,297 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2018-04-12 00:02:04,297 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2018-04-12 00:02:04,297 INFO L87 Difference]: Start difference. First operand 130 states and 134 transitions. Second operand 8 states.
[2018-04-12 00:02:04,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:04,573 INFO L93 Difference]: Finished difference Result 203 states and 212 transitions.
[2018-04-12 00:02:04,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2018-04-12 00:02:04,573 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18
[2018-04-12 00:02:04,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:04,574 INFO L225 Difference]: With dead ends: 203
[2018-04-12 00:02:04,574 INFO L226 Difference]: Without dead ends: 193
[2018-04-12 00:02:04,575 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90
[2018-04-12 00:02:04,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states.
[2018-04-12 00:02:04,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 162.
[2018-04-12 00:02:04,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states.
[2018-04-12 00:02:04,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 169 transitions.
[2018-04-12 00:02:04,588 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 169 transitions. Word has length 18
[2018-04-12 00:02:04,588 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:04,588 INFO L459 AbstractCegarLoop]: Abstraction has 162 states and 169 transitions.
[2018-04-12 00:02:04,588 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states.
[2018-04-12 00:02:04,588 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 169 transitions.
[2018-04-12 00:02:04,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2018-04-12 00:02:04,589 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:04,589 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:04,589 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:04,589 INFO L82 PathProgramCache]: Analyzing trace with hash -381524903, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:04,595 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:04,613 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:04,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-04-12 00:02:04,617 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,635 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,636 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5
[2018-04-12 00:02:04,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:04,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:04,643 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,644 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,647 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,647 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9
[2018-04-12 00:02:04,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13
[2018-04-12 00:02:04,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5
[2018-04-12 00:02:04,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,657 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5
[2018-04-12 00:02:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:04,661 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:04,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:04,683 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:04,683 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4
[2018-04-12 00:02:04,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-04-12 00:02:04,683 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-04-12 00:02:04,683 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-04-12 00:02:04,683 INFO L87 Difference]: Start difference. First operand 162 states and 169 transitions. Second operand 5 states.
[2018-04-12 00:02:04,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:04,883 INFO L93 Difference]: Finished difference Result 251 states and 262 transitions.
[2018-04-12 00:02:04,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2018-04-12 00:02:04,883 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20
[2018-04-12 00:02:04,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:04,884 INFO L225 Difference]: With dead ends: 251
[2018-04-12 00:02:04,884 INFO L226 Difference]: Without dead ends: 250
[2018-04-12 00:02:04,885 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2018-04-12 00:02:04,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states.
[2018-04-12 00:02:04,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 161.
[2018-04-12 00:02:04,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states.
[2018-04-12 00:02:04,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 168 transitions.
[2018-04-12 00:02:04,893 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 168 transitions. Word has length 20
[2018-04-12 00:02:04,893 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:04,893 INFO L459 AbstractCegarLoop]: Abstraction has 161 states and 168 transitions.
[2018-04-12 00:02:04,893 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-04-12 00:02:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 168 transitions.
[2018-04-12 00:02:04,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2018-04-12 00:02:04,894 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:04,894 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:04,894 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:04,894 INFO L82 PathProgramCache]: Analyzing trace with hash -381524902, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:04,902 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:04,915 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:04,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-04-12 00:02:04,920 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,923 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,923 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9
[2018-04-12 00:02:04,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:04,936 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
[2018-04-12 00:02:04,936 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,938 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:04,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:04,947 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,948 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,952 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,952 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17
[2018-04-12 00:02:04,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13
[2018-04-12 00:02:04,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5
[2018-04-12 00:02:04,962 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,963 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11
[2018-04-12 00:02:04,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3
[2018-04-12 00:02:04,970 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,971 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,973 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:04,973 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9
[2018-04-12 00:02:04,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:04,979 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:05,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:05,024 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:05,024 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7
[2018-04-12 00:02:05,025 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states
[2018-04-12 00:02:05,025 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2018-04-12 00:02:05,025 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2018-04-12 00:02:05,025 INFO L87 Difference]: Start difference. First operand 161 states and 168 transitions. Second operand 8 states.
[2018-04-12 00:02:05,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:05,261 INFO L93 Difference]: Finished difference Result 275 states and 287 transitions.
[2018-04-12 00:02:05,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2018-04-12 00:02:05,261 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20
[2018-04-12 00:02:05,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:05,262 INFO L225 Difference]: With dead ends: 275
[2018-04-12 00:02:05,262 INFO L226 Difference]: Without dead ends: 274
[2018-04-12 00:02:05,263 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132
[2018-04-12 00:02:05,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states.
[2018-04-12 00:02:05,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 160.
[2018-04-12 00:02:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states.
[2018-04-12 00:02:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 167 transitions.
[2018-04-12 00:02:05,269 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 167 transitions. Word has length 20
[2018-04-12 00:02:05,269 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:05,269 INFO L459 AbstractCegarLoop]: Abstraction has 160 states and 167 transitions.
[2018-04-12 00:02:05,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states.
[2018-04-12 00:02:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 167 transitions.
[2018-04-12 00:02:05,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-04-12 00:02:05,270 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:05,270 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:05,270 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:05,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1651582506, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:05,276 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:05,288 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:05,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-04-12 00:02:05,291 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,292 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5
[2018-04-12 00:02:05,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:05,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:05,299 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,301 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,303 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,303 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9
[2018-04-12 00:02:05,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13
[2018-04-12 00:02:05,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5
[2018-04-12 00:02:05,309 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,310 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,311 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,311 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5
[2018-04-12 00:02:05,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:05,314 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:05,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:05,341 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:05,341 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4
[2018-04-12 00:02:05,342 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-04-12 00:02:05,344 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-04-12 00:02:05,344 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-04-12 00:02:05,344 INFO L87 Difference]: Start difference. First operand 160 states and 167 transitions. Second operand 5 states.
[2018-04-12 00:02:05,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:05,496 INFO L93 Difference]: Finished difference Result 172 states and 178 transitions.
[2018-04-12 00:02:05,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2018-04-12 00:02:05,497 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21
[2018-04-12 00:02:05,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:05,497 INFO L225 Difference]: With dead ends: 172
[2018-04-12 00:02:05,498 INFO L226 Difference]: Without dead ends: 171
[2018-04-12 00:02:05,498 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2018-04-12 00:02:05,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states.
[2018-04-12 00:02:05,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 159.
[2018-04-12 00:02:05,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states.
[2018-04-12 00:02:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 166 transitions.
[2018-04-12 00:02:05,507 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 166 transitions. Word has length 21
[2018-04-12 00:02:05,508 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:05,508 INFO L459 AbstractCegarLoop]: Abstraction has 159 states and 166 transitions.
[2018-04-12 00:02:05,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-04-12 00:02:05,508 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 166 transitions.
[2018-04-12 00:02:05,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-04-12 00:02:05,509 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:05,509 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:05,509 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:05,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1651582505, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:05,516 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:05,537 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:05,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-04-12 00:02:05,547 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,564 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,564 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9
[2018-04-12 00:02:05,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:05,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:05,576 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,578 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:05,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:05,591 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,592 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,597 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,597 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17
[2018-04-12 00:02:05,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13
[2018-04-12 00:02:05,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5
[2018-04-12 00:02:05,613 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,614 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11
[2018-04-12 00:02:05,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3
[2018-04-12 00:02:05,625 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,626 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,644 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:05,644 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9
[2018-04-12 00:02:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:05,651 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:05,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:05,767 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:05,768 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7
[2018-04-12 00:02:05,768 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states
[2018-04-12 00:02:05,768 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2018-04-12 00:02:05,768 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2018-04-12 00:02:05,768 INFO L87 Difference]: Start difference. First operand 159 states and 166 transitions. Second operand 8 states.
[2018-04-12 00:02:05,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:05,952 INFO L93 Difference]: Finished difference Result 159 states and 166 transitions.
[2018-04-12 00:02:05,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2018-04-12 00:02:05,952 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21
[2018-04-12 00:02:05,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:05,953 INFO L225 Difference]: With dead ends: 159
[2018-04-12 00:02:05,953 INFO L226 Difference]: Without dead ends: 158
[2018-04-12 00:02:05,954 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132
[2018-04-12 00:02:05,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states.
[2018-04-12 00:02:05,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158.
[2018-04-12 00:02:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states.
[2018-04-12 00:02:05,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 165 transitions.
[2018-04-12 00:02:05,960 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 165 transitions. Word has length 21
[2018-04-12 00:02:05,960 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:05,960 INFO L459 AbstractCegarLoop]: Abstraction has 158 states and 165 transitions.
[2018-04-12 00:02:05,960 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states.
[2018-04-12 00:02:05,960 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 165 transitions.
[2018-04-12 00:02:05,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2018-04-12 00:02:05,961 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:05,961 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]
[2018-04-12 00:02:05,961 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:05,962 INFO L82 PathProgramCache]: Analyzing trace with hash 850958401, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:05,968 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:05,984 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:06,005 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:06,006 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:06,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21
[2018-04-12 00:02:06,007 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,012 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,012 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15
[2018-04-12 00:02:06,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:06,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:06,024 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,025 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,030 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23
[2018-04-12 00:02:06,051 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 39 treesize of output 35
[2018-04-12 00:02:06,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13
[2018-04-12 00:02:06,053 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,058 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,063 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:06,063 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:44, output treesize:36
[2018-04-12 00:02:06,078 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 38 treesize of output 26
[2018-04-12 00:02:06,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10
[2018-04-12 00:02:06,082 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1
[2018-04-12 00:02:06,089 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,093 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,097 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:06,098 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:43, output treesize:15
[2018-04-12 00:02:06,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:06,106 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:06,176 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:06,176 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 5] imperfect sequences [] total 11
[2018-04-12 00:02:06,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states
[2018-04-12 00:02:06,177 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2018-04-12 00:02:06,177 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132
[2018-04-12 00:02:06,177 INFO L87 Difference]: Start difference. First operand 158 states and 165 transitions. Second operand 12 states.
[2018-04-12 00:02:06,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:06,457 INFO L93 Difference]: Finished difference Result 170 states and 176 transitions.
[2018-04-12 00:02:06,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2018-04-12 00:02:06,458 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 24
[2018-04-12 00:02:06,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:06,459 INFO L225 Difference]: With dead ends: 170
[2018-04-12 00:02:06,459 INFO L226 Difference]: Without dead ends: 169
[2018-04-12 00:02:06,459 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306
[2018-04-12 00:02:06,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states.
[2018-04-12 00:02:06,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 157.
[2018-04-12 00:02:06,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states.
[2018-04-12 00:02:06,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 164 transitions.
[2018-04-12 00:02:06,465 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 164 transitions. Word has length 24
[2018-04-12 00:02:06,465 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:06,465 INFO L459 AbstractCegarLoop]: Abstraction has 157 states and 164 transitions.
[2018-04-12 00:02:06,465 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states.
[2018-04-12 00:02:06,466 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 164 transitions.
[2018-04-12 00:02:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2018-04-12 00:02:06,466 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:06,466 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]
[2018-04-12 00:02:06,466 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:06,467 INFO L82 PathProgramCache]: Analyzing trace with hash 850958402, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:06,475 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:06,492 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:06,512 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:06,513 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:06,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4
[2018-04-12 00:02:06,514 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-04-12 00:02:06,520 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,524 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,524 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:13
[2018-04-12 00:02:06,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:06,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:06,541 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,544 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:06,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:06,557 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,559 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,573 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,573 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:25
[2018-04-12 00:02:06,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30
[2018-04-12 00:02:06,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13
[2018-04-12 00:02:06,602 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,607 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 48
[2018-04-12 00:02:06,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13
[2018-04-12 00:02:06,635 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,644 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,651 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:06,651 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:67, output treesize:51
[2018-04-12 00:02:06,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 37
[2018-04-12 00:02:06,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1
[2018-04-12 00:02:06,713 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 19
[2018-04-12 00:02:06,725 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,729 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,739 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 24 treesize of output 22
[2018-04-12 00:02:06,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3
[2018-04-12 00:02:06,741 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1
[2018-04-12 00:02:06,745 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,746 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,749 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,750 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:65, output treesize:9
[2018-04-12 00:02:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:06,758 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:06,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 61
[2018-04-12 00:02:06,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:06,885 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46
[2018-04-12 00:02:06,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37
[2018-04-12 00:02:06,893 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,894 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,895 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,902 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 37 treesize of output 31
[2018-04-12 00:02:06,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:06,914 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16
[2018-04-12 00:02:06,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7
[2018-04-12 00:02:06,928 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,930 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17
[2018-04-12 00:02:06,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1
[2018-04-12 00:02:06,934 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,937 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,952 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:06,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29
[2018-04-12 00:02:06,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:06,988 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:06,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17
[2018-04-12 00:02:07,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1
[2018-04-12 00:02:07,001 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,005 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14
[2018-04-12 00:02:07,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 5
[2018-04-12 00:02:07,009 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,011 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,022 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:07,046 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts.
[2018-04-12 00:02:07,046 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 7 variables, input treesize:103, output treesize:37
[2018-04-12 00:02:07,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:07,093 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:07,093 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 13
[2018-04-12 00:02:07,093 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states
[2018-04-12 00:02:07,093 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2018-04-12 00:02:07,094 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182
[2018-04-12 00:02:07,094 INFO L87 Difference]: Start difference. First operand 157 states and 164 transitions. Second operand 14 states.
[2018-04-12 00:02:07,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:07,413 INFO L93 Difference]: Finished difference Result 157 states and 164 transitions.
[2018-04-12 00:02:07,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2018-04-12 00:02:07,413 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 24
[2018-04-12 00:02:07,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:07,414 INFO L225 Difference]: With dead ends: 157
[2018-04-12 00:02:07,414 INFO L226 Difference]: Without dead ends: 156
[2018-04-12 00:02:07,415 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380
[2018-04-12 00:02:07,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states.
[2018-04-12 00:02:07,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156.
[2018-04-12 00:02:07,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states.
[2018-04-12 00:02:07,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 163 transitions.
[2018-04-12 00:02:07,422 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 163 transitions. Word has length 24
[2018-04-12 00:02:07,422 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:07,422 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 163 transitions.
[2018-04-12 00:02:07,422 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states.
[2018-04-12 00:02:07,422 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 163 transitions.
[2018-04-12 00:02:07,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2018-04-12 00:02:07,423 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:07,423 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:07,424 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:07,424 INFO L82 PathProgramCache]: Analyzing trace with hash -856658605, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:07,431 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:07,448 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:07,484 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:07,485 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:07,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21
[2018-04-12 00:02:07,487 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,493 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,493 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15
[2018-04-12 00:02:07,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:07,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:07,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,511 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,516 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,516 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23
[2018-04-12 00:02:07,541 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 39 treesize of output 35
[2018-04-12 00:02:07,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13
[2018-04-12 00:02:07,543 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,546 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,551 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:07,551 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:44, output treesize:36
[2018-04-12 00:02:07,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26
[2018-04-12 00:02:07,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10
[2018-04-12 00:02:07,567 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1
[2018-04-12 00:02:07,572 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,574 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:07,577 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:07,578 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:43, output treesize:15
[2018-04-12 00:02:07,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:07,596 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:07,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:07,655 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:07,655 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 6] imperfect sequences [] total 13
[2018-04-12 00:02:07,655 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states
[2018-04-12 00:02:07,655 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2018-04-12 00:02:07,656 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182
[2018-04-12 00:02:07,656 INFO L87 Difference]: Start difference. First operand 156 states and 163 transitions. Second operand 14 states.
[2018-04-12 00:02:08,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:08,208 INFO L93 Difference]: Finished difference Result 253 states and 261 transitions.
[2018-04-12 00:02:08,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2018-04-12 00:02:08,208 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 25
[2018-04-12 00:02:08,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:08,210 INFO L225 Difference]: With dead ends: 253
[2018-04-12 00:02:08,210 INFO L226 Difference]: Without dead ends: 252
[2018-04-12 00:02:08,211 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=454, Unknown=0, NotChecked=0, Total=650
[2018-04-12 00:02:08,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states.
[2018-04-12 00:02:08,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 155.
[2018-04-12 00:02:08,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states.
[2018-04-12 00:02:08,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 162 transitions.
[2018-04-12 00:02:08,221 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 162 transitions. Word has length 25
[2018-04-12 00:02:08,221 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:08,221 INFO L459 AbstractCegarLoop]: Abstraction has 155 states and 162 transitions.
[2018-04-12 00:02:08,221 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states.
[2018-04-12 00:02:08,221 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 162 transitions.
[2018-04-12 00:02:08,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2018-04-12 00:02:08,222 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:08,222 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:08,223 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:08,223 INFO L82 PathProgramCache]: Analyzing trace with hash -856658604, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:08,228 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:08,245 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:08,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2018-04-12 00:02:08,253 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,260 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:08,261 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:08,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4
[2018-04-12 00:02:08,262 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,265 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,266 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:13
[2018-04-12 00:02:08,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:08,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:08,277 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,278 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:08,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:08,288 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,289 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,293 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,294 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:25
[2018-04-12 00:02:08,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30
[2018-04-12 00:02:08,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13
[2018-04-12 00:02:08,316 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,319 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 48
[2018-04-12 00:02:08,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13
[2018-04-12 00:02:08,332 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,336 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,342 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:08,342 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:67, output treesize:51
[2018-04-12 00:02:08,358 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 51 treesize of output 37
[2018-04-12 00:02:08,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 19
[2018-04-12 00:02:08,364 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1
[2018-04-12 00:02:08,374 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,378 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22
[2018-04-12 00:02:08,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1
[2018-04-12 00:02:08,387 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3
[2018-04-12 00:02:08,391 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,392 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,396 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,396 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:65, output treesize:9
[2018-04-12 00:02:08,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:08,413 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:08,567 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 67 treesize of output 61
[2018-04-12 00:02:08,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:08,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46
[2018-04-12 00:02:08,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37
[2018-04-12 00:02:08,595 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,596 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,598 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,606 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 37 treesize of output 31
[2018-04-12 00:02:08,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:08,621 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16
[2018-04-12 00:02:08,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7
[2018-04-12 00:02:08,638 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,640 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17
[2018-04-12 00:02:08,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1
[2018-04-12 00:02:08,643 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,647 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,657 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:08,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29
[2018-04-12 00:02:08,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:08,686 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14
[2018-04-12 00:02:08,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 5
[2018-04-12 00:02:08,699 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,700 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17
[2018-04-12 00:02:08,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1
[2018-04-12 00:02:08,703 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,705 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,713 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:08,736 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts.
[2018-04-12 00:02:08,737 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 7 variables, input treesize:103, output treesize:37
[2018-04-12 00:02:08,773 WARN L307 Elim1Store]: Array PQE input equivalent to true
[2018-04-12 00:02:08,773 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,773 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:08,773 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:1
[2018-04-12 00:02:08,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:08,795 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:08,795 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 17
[2018-04-12 00:02:08,796 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states
[2018-04-12 00:02:08,796 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2018-04-12 00:02:08,796 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306
[2018-04-12 00:02:08,796 INFO L87 Difference]: Start difference. First operand 155 states and 162 transitions. Second operand 18 states.
[2018-04-12 00:02:09,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:09,365 INFO L93 Difference]: Finished difference Result 174 states and 179 transitions.
[2018-04-12 00:02:09,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states.
[2018-04-12 00:02:09,365 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 25
[2018-04-12 00:02:09,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:09,367 INFO L225 Difference]: With dead ends: 174
[2018-04-12 00:02:09,367 INFO L226 Difference]: Without dead ends: 171
[2018-04-12 00:02:09,368 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=926, Unknown=0, NotChecked=0, Total=1260
[2018-04-12 00:02:09,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states.
[2018-04-12 00:02:09,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 142.
[2018-04-12 00:02:09,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states.
[2018-04-12 00:02:09,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 148 transitions.
[2018-04-12 00:02:09,376 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 148 transitions. Word has length 25
[2018-04-12 00:02:09,376 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:09,376 INFO L459 AbstractCegarLoop]: Abstraction has 142 states and 148 transitions.
[2018-04-12 00:02:09,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states.
[2018-04-12 00:02:09,377 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 148 transitions.
[2018-04-12 00:02:09,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2018-04-12 00:02:09,377 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:09,378 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]
[2018-04-12 00:02:09,378 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:09,378 INFO L82 PathProgramCache]: Analyzing trace with hash 2083654693, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:09,384 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:09,401 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:09,422 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:09,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17
[2018-04-12 00:02:09,424 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,432 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:09,433 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:09,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4
[2018-04-12 00:02:09,434 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,439 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,439 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:30, output treesize:23
[2018-04-12 00:02:09,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:09,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:09,452 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,454 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,461 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,461 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:34
[2018-04-12 00:02:09,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14
[2018-04-12 00:02:09,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10
[2018-04-12 00:02:09,477 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:09,479 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:09,486 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:09,486 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:18
[2018-04-12 00:02:09,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:09,515 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:09,587 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:09,587 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:09,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14
[2018-04-12 00:02:09,588 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,608 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:09,608 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:09,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16
[2018-04-12 00:02:09,609 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,610 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:09,610 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:09,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19
[2018-04-12 00:02:09,611 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12
[2018-04-12 00:02:09,626 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14
[2018-04-12 00:02:09,640 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:09,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23
[2018-04-12 00:02:09,645 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:09,654 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:09,655 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:52, output treesize:12
[2018-04-12 00:02:09,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:09,711 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:09,711 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 17
[2018-04-12 00:02:09,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states
[2018-04-12 00:02:09,712 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2018-04-12 00:02:09,712 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306
[2018-04-12 00:02:09,712 INFO L87 Difference]: Start difference. First operand 142 states and 148 transitions. Second operand 18 states.
[2018-04-12 00:02:10,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:10,288 INFO L93 Difference]: Finished difference Result 300 states and 308 transitions.
[2018-04-12 00:02:10,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states.
[2018-04-12 00:02:10,288 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 31
[2018-04-12 00:02:10,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:10,289 INFO L225 Difference]: With dead ends: 300
[2018-04-12 00:02:10,289 INFO L226 Difference]: Without dead ends: 296
[2018-04-12 00:02:10,290 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=364, Invalid=758, Unknown=0, NotChecked=0, Total=1122
[2018-04-12 00:02:10,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states.
[2018-04-12 00:02:10,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 224.
[2018-04-12 00:02:10,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states.
[2018-04-12 00:02:10,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 240 transitions.
[2018-04-12 00:02:10,305 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 240 transitions. Word has length 31
[2018-04-12 00:02:10,305 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:10,305 INFO L459 AbstractCegarLoop]: Abstraction has 224 states and 240 transitions.
[2018-04-12 00:02:10,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states.
[2018-04-12 00:02:10,305 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 240 transitions.
[2018-04-12 00:02:10,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2018-04-12 00:02:10,306 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:10,306 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]
[2018-04-12 00:02:10,306 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:10,307 INFO L82 PathProgramCache]: Analyzing trace with hash 86982863, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:10,318 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:10,339 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:10,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13
[2018-04-12 00:02:10,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5
[2018-04-12 00:02:10,360 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,361 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,362 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,363 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5
[2018-04-12 00:02:10,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:10,375 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:10,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11
[2018-04-12 00:02:10,383 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,384 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,385 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7
[2018-04-12 00:02:10,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 16
[2018-04-12 00:02:10,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9
[2018-04-12 00:02:10,395 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 7
[2018-04-12 00:02:10,401 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,404 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:10,406 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:10,406 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7
[2018-04-12 00:02:10,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:10,431 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:10,431 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 7
[2018-04-12 00:02:10,431 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states
[2018-04-12 00:02:10,431 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2018-04-12 00:02:10,431 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2018-04-12 00:02:10,431 INFO L87 Difference]: Start difference. First operand 224 states and 240 transitions. Second operand 8 states.
[2018-04-12 00:02:10,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:10,776 INFO L93 Difference]: Finished difference Result 265 states and 272 transitions.
[2018-04-12 00:02:10,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2018-04-12 00:02:10,776 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 43
[2018-04-12 00:02:10,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:10,778 INFO L225 Difference]: With dead ends: 265
[2018-04-12 00:02:10,778 INFO L226 Difference]: Without dead ends: 264
[2018-04-12 00:02:10,778 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240
[2018-04-12 00:02:10,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states.
[2018-04-12 00:02:10,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 228.
[2018-04-12 00:02:10,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states.
[2018-04-12 00:02:10,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 245 transitions.
[2018-04-12 00:02:10,787 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 245 transitions. Word has length 43
[2018-04-12 00:02:10,788 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:10,788 INFO L459 AbstractCegarLoop]: Abstraction has 228 states and 245 transitions.
[2018-04-12 00:02:10,788 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states.
[2018-04-12 00:02:10,788 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 245 transitions.
[2018-04-12 00:02:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2018-04-12 00:02:10,789 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:10,789 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]
[2018-04-12 00:02:10,789 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:10,790 INFO L82 PathProgramCache]: Analyzing trace with hash 86982864, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:10,796 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:10,816 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:10,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19
[2018-04-12 00:02:10,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11
[2018-04-12 00:02:10,858 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,860 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,865 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 28 treesize of output 22
[2018-04-12 00:02:10,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13
[2018-04-12 00:02:10,866 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,869 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,872 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,872 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:13
[2018-04-12 00:02:10,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:10,891 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:10,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22
[2018-04-12 00:02:10,897 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,909 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 30 treesize of output 34
[2018-04-12 00:02:10,910 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:10,918 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:10,918 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:47
[2018-04-12 00:02:10,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 25
[2018-04-12 00:02:10,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18
[2018-04-12 00:02:10,941 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16
[2018-04-12 00:02:10,954 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,960 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:10,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11
[2018-04-12 00:02:10,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5
[2018-04-12 00:02:10,982 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,983 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11
[2018-04-12 00:02:10,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5
[2018-04-12 00:02:10,985 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,987 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:10,998 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:10,998 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:64, output treesize:7
[2018-04-12 00:02:11,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:11,029 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:11,029 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 8
[2018-04-12 00:02:11,029 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states
[2018-04-12 00:02:11,029 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2018-04-12 00:02:11,029 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72
[2018-04-12 00:02:11,030 INFO L87 Difference]: Start difference. First operand 228 states and 245 transitions. Second operand 9 states.
[2018-04-12 00:02:11,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:11,436 INFO L93 Difference]: Finished difference Result 299 states and 305 transitions.
[2018-04-12 00:02:11,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2018-04-12 00:02:11,436 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 43
[2018-04-12 00:02:11,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:11,438 INFO L225 Difference]: With dead ends: 299
[2018-04-12 00:02:11,438 INFO L226 Difference]: Without dead ends: 298
[2018-04-12 00:02:11,438 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272
[2018-04-12 00:02:11,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states.
[2018-04-12 00:02:11,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 228.
[2018-04-12 00:02:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states.
[2018-04-12 00:02:11,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 244 transitions.
[2018-04-12 00:02:11,452 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 244 transitions. Word has length 43
[2018-04-12 00:02:11,452 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:11,452 INFO L459 AbstractCegarLoop]: Abstraction has 228 states and 244 transitions.
[2018-04-12 00:02:11,452 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states.
[2018-04-12 00:02:11,453 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 244 transitions.
[2018-04-12 00:02:11,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2018-04-12 00:02:11,453 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:11,453 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]
[2018-04-12 00:02:11,454 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:11,454 INFO L82 PathProgramCache]: Analyzing trace with hash 519364688, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:11,462 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:11,482 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:11,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13
[2018-04-12 00:02:11,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5
[2018-04-12 00:02:11,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:11,503 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:11,504 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:11,504 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5
[2018-04-12 00:02:11,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:11,517 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:11,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11
[2018-04-12 00:02:11,521 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:11,522 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:11,522 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7
[2018-04-12 00:02:11,527 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 11 treesize of output 16
[2018-04-12 00:02:11,529 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 11 treesize of output 9
[2018-04-12 00:02:11,529 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:11,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 7
[2018-04-12 00:02:11,537 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:11,539 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:11,541 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:11,541 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7
[2018-04-12 00:02:11,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:11,565 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-04-12 00:02:11,566 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7
[2018-04-12 00:02:11,566 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states
[2018-04-12 00:02:11,566 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2018-04-12 00:02:11,566 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2018-04-12 00:02:11,566 INFO L87 Difference]: Start difference. First operand 228 states and 244 transitions. Second operand 8 states.
[2018-04-12 00:02:11,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:11,884 INFO L93 Difference]: Finished difference Result 268 states and 275 transitions.
[2018-04-12 00:02:11,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2018-04-12 00:02:11,884 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 43
[2018-04-12 00:02:11,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:11,885 INFO L225 Difference]: With dead ends: 268
[2018-04-12 00:02:11,885 INFO L226 Difference]: Without dead ends: 267
[2018-04-12 00:02:11,885 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240
[2018-04-12 00:02:11,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states.
[2018-04-12 00:02:11,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 232.
[2018-04-12 00:02:11,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states.
[2018-04-12 00:02:11,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 249 transitions.
[2018-04-12 00:02:11,898 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 249 transitions. Word has length 43
[2018-04-12 00:02:11,899 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:11,899 INFO L459 AbstractCegarLoop]: Abstraction has 232 states and 249 transitions.
[2018-04-12 00:02:11,899 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states.
[2018-04-12 00:02:11,899 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 249 transitions.
[2018-04-12 00:02:11,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2018-04-12 00:02:11,900 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:11,900 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]
[2018-04-12 00:02:11,900 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:11,900 INFO L82 PathProgramCache]: Analyzing trace with hash 519364689, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:11,913 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:11,941 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:11,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19
[2018-04-12 00:02:11,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11
[2018-04-12 00:02:11,985 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:11,987 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:11,994 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 28 treesize of output 22
[2018-04-12 00:02:11,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13
[2018-04-12 00:02:11,997 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,001 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,005 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,005 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:13
[2018-04-12 00:02:12,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:12,033 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:12,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 24 treesize of output 22
[2018-04-12 00:02:12,040 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,059 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 30 treesize of output 34
[2018-04-12 00:02:12,061 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:12,073 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:12,074 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:47
[2018-04-12 00:02:12,120 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 19 treesize of output 23
[2018-04-12 00:02:12,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16
[2018-04-12 00:02:12,123 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9
[2018-04-12 00:02:12,134 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,141 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:12,142 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:12,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 17
[2018-04-12 00:02:12,143 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,181 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:12,209 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:12,209 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:64, output treesize:7
[2018-04-12 00:02:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:12,249 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-04-12 00:02:12,249 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8
[2018-04-12 00:02:12,250 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states
[2018-04-12 00:02:12,250 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2018-04-12 00:02:12,250 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72
[2018-04-12 00:02:12,250 INFO L87 Difference]: Start difference. First operand 232 states and 249 transitions. Second operand 9 states.
[2018-04-12 00:02:12,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:12,624 INFO L93 Difference]: Finished difference Result 302 states and 308 transitions.
[2018-04-12 00:02:12,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2018-04-12 00:02:12,624 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 43
[2018-04-12 00:02:12,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:12,626 INFO L225 Difference]: With dead ends: 302
[2018-04-12 00:02:12,626 INFO L226 Difference]: Without dead ends: 301
[2018-04-12 00:02:12,627 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272
[2018-04-12 00:02:12,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states.
[2018-04-12 00:02:12,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 232.
[2018-04-12 00:02:12,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states.
[2018-04-12 00:02:12,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 248 transitions.
[2018-04-12 00:02:12,640 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 248 transitions. Word has length 43
[2018-04-12 00:02:12,640 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:12,640 INFO L459 AbstractCegarLoop]: Abstraction has 232 states and 248 transitions.
[2018-04-12 00:02:12,640 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states.
[2018-04-12 00:02:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 248 transitions.
[2018-04-12 00:02:12,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2018-04-12 00:02:12,641 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:12,641 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:12,642 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:12,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1183318758, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:12,650 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:12,679 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:12,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18
[2018-04-12 00:02:12,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17
[2018-04-12 00:02:12,696 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,698 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,700 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,700 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:25, output treesize:17
[2018-04-12 00:02:12,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21
[2018-04-12 00:02:12,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13
[2018-04-12 00:02:12,717 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,719 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17
[2018-04-12 00:02:12,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9
[2018-04-12 00:02:12,726 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,728 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,729 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,729 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:32, output treesize:9
[2018-04-12 00:02:12,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15
[2018-04-12 00:02:12,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3
[2018-04-12 00:02:12,756 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,757 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,758 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,759 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3
[2018-04-12 00:02:12,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:12,773 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:12,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20
[2018-04-12 00:02:12,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 1
[2018-04-12 00:02:12,838 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,839 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20
[2018-04-12 00:02:12,842 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 12 treesize of output 1
[2018-04-12 00:02:12,842 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,843 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,846 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:12,846 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:28, output treesize:15
[2018-04-12 00:02:12,876 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 11 treesize of output 16
[2018-04-12 00:02:12,878 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 11 treesize of output 9
[2018-04-12 00:02:12,878 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 7
[2018-04-12 00:02:12,883 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:12,888 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:12,893 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:12,893 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:23, output treesize:7
[2018-04-12 00:02:12,899 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:12,919 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-04-12 00:02:12,920 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14
[2018-04-12 00:02:12,920 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states
[2018-04-12 00:02:12,920 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2018-04-12 00:02:12,920 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182
[2018-04-12 00:02:12,921 INFO L87 Difference]: Start difference. First operand 232 states and 248 transitions. Second operand 14 states.
[2018-04-12 00:02:13,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:13,359 INFO L93 Difference]: Finished difference Result 387 states and 397 transitions.
[2018-04-12 00:02:13,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2018-04-12 00:02:13,359 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 51
[2018-04-12 00:02:13,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:13,361 INFO L225 Difference]: With dead ends: 387
[2018-04-12 00:02:13,361 INFO L226 Difference]: Without dead ends: 311
[2018-04-12 00:02:13,361 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=106, Invalid=446, Unknown=0, NotChecked=0, Total=552
[2018-04-12 00:02:13,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states.
[2018-04-12 00:02:13,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 233.
[2018-04-12 00:02:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states.
[2018-04-12 00:02:13,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 249 transitions.
[2018-04-12 00:02:13,375 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 249 transitions. Word has length 51
[2018-04-12 00:02:13,375 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:13,375 INFO L459 AbstractCegarLoop]: Abstraction has 233 states and 249 transitions.
[2018-04-12 00:02:13,375 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states.
[2018-04-12 00:02:13,376 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 249 transitions.
[2018-04-12 00:02:13,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2018-04-12 00:02:13,376 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:13,377 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:13,377 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:13,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1495568858, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:13,387 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:13,418 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:13,462 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 25 treesize of output 18
[2018-04-12 00:02:13,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17
[2018-04-12 00:02:13,464 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,466 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,468 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,468 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:25, output treesize:17
[2018-04-12 00:02:13,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21
[2018-04-12 00:02:13,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13
[2018-04-12 00:02:13,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,526 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17
[2018-04-12 00:02:13,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 9
[2018-04-12 00:02:13,532 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,533 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,534 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,534 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:32, output treesize:9
[2018-04-12 00:02:13,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15
[2018-04-12 00:02:13,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3
[2018-04-12 00:02:13,548 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,549 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,550 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3
[2018-04-12 00:02:13,560 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:13,560 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:13,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20
[2018-04-12 00:02:13,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1
[2018-04-12 00:02:13,673 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,675 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20
[2018-04-12 00:02:13,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 1
[2018-04-12 00:02:13,690 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,703 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,731 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:13,731 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:28, output treesize:15
[2018-04-12 00:02:13,778 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 11 treesize of output 16
[2018-04-12 00:02:13,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 7
[2018-04-12 00:02:13,793 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,835 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 11 treesize of output 9
[2018-04-12 00:02:13,836 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:13,891 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:13,926 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:13,926 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:23, output treesize:7
[2018-04-12 00:02:13,959 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:13,979 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-04-12 00:02:13,979 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14
[2018-04-12 00:02:13,980 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states
[2018-04-12 00:02:13,980 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2018-04-12 00:02:13,980 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182
[2018-04-12 00:02:13,980 INFO L87 Difference]: Start difference. First operand 233 states and 249 transitions. Second operand 14 states.
[2018-04-12 00:02:14,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:14,534 INFO L93 Difference]: Finished difference Result 364 states and 373 transitions.
[2018-04-12 00:02:14,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2018-04-12 00:02:14,534 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 51
[2018-04-12 00:02:14,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:14,535 INFO L225 Difference]: With dead ends: 364
[2018-04-12 00:02:14,535 INFO L226 Difference]: Without dead ends: 261
[2018-04-12 00:02:14,536 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380
[2018-04-12 00:02:14,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states.
[2018-04-12 00:02:14,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 198.
[2018-04-12 00:02:14,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states.
[2018-04-12 00:02:14,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 206 transitions.
[2018-04-12 00:02:14,544 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 206 transitions. Word has length 51
[2018-04-12 00:02:14,545 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:14,545 INFO L459 AbstractCegarLoop]: Abstraction has 198 states and 206 transitions.
[2018-04-12 00:02:14,545 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states.
[2018-04-12 00:02:14,545 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 206 transitions.
[2018-04-12 00:02:14,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59
[2018-04-12 00:02:14,546 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:14,546 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:14,546 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:14,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1024196680, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:14,555 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:14,582 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:14,592 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:14,592 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:14,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4
[2018-04-12 00:02:14,593 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,596 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14
[2018-04-12 00:02:14,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:14,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:14,608 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,609 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:14,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:14,619 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,620 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,627 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:33, output treesize:22
[2018-04-12 00:02:14,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12
[2018-04-12 00:02:14,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4
[2018-04-12 00:02:14,638 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,639 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,642 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,642 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:26, output treesize:15
[2018-04-12 00:02:14,653 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 21 treesize of output 22
[2018-04-12 00:02:14,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9
[2018-04-12 00:02:14,654 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,657 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,661 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:14,661 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:21
[2018-04-12 00:02:14,709 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 27 treesize of output 23
[2018-04-12 00:02:14,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 3
[2018-04-12 00:02:14,711 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,715 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,719 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:14,719 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:31, output treesize:3
[2018-04-12 00:02:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:14,743 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:15,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27
[2018-04-12 00:02:15,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:15,766 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:15,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17
[2018-04-12 00:02:15,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1
[2018-04-12 00:02:15,795 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:15,798 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:15,804 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
[2018-04-12 00:02:15,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13
[2018-04-12 00:02:15,806 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:15,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 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
[2018-04-12 00:02:15,817 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:15,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3
[2018-04-12 00:02:15,824 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:15,827 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:15,839 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 10 xjuncts.
[2018-04-12 00:02:15,864 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts.
[2018-04-12 00:02:15,864 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:33, output treesize:39
[2018-04-12 00:02:15,913 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:15,913 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:15,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7
[2018-04-12 00:02:15,914 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:15,925 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:15,925 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:15,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7
[2018-04-12 00:02:15,926 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:15,937 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:15,937 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:15,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7
[2018-04-12 00:02:15,938 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:15,946 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-1 vars, End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:15,946 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:49, output treesize:14
[2018-04-12 00:02:15,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:15,974 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:15,974 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 15
[2018-04-12 00:02:15,974 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states
[2018-04-12 00:02:15,974 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2018-04-12 00:02:15,975 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240
[2018-04-12 00:02:15,975 INFO L87 Difference]: Start difference. First operand 198 states and 206 transitions. Second operand 16 states.
[2018-04-12 00:02:16,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:16,573 INFO L93 Difference]: Finished difference Result 261 states and 265 transitions.
[2018-04-12 00:02:16,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2018-04-12 00:02:16,574 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 58
[2018-04-12 00:02:16,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:16,575 INFO L225 Difference]: With dead ends: 261
[2018-04-12 00:02:16,575 INFO L226 Difference]: Without dead ends: 260
[2018-04-12 00:02:16,575 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 100 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=187, Invalid=515, Unknown=0, NotChecked=0, Total=702
[2018-04-12 00:02:16,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states.
[2018-04-12 00:02:16,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 198.
[2018-04-12 00:02:16,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states.
[2018-04-12 00:02:16,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 205 transitions.
[2018-04-12 00:02:16,587 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 205 transitions. Word has length 58
[2018-04-12 00:02:16,587 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:16,587 INFO L459 AbstractCegarLoop]: Abstraction has 198 states and 205 transitions.
[2018-04-12 00:02:16,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states.
[2018-04-12 00:02:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 205 transitions.
[2018-04-12 00:02:16,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2018-04-12 00:02:16,588 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:16,588 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:16,588 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:16,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1685326305, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:16,598 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:16,630 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:16,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13
[2018-04-12 00:02:16,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5
[2018-04-12 00:02:16,674 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:16,675 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:16,676 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:16,676 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5
[2018-04-12 00:02:16,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:16,685 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:16,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11
[2018-04-12 00:02:16,689 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:16,690 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:16,690 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7
[2018-04-12 00:02:16,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 16
[2018-04-12 00:02:16,698 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 11 treesize of output 9
[2018-04-12 00:02:16,698 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:16,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 7
[2018-04-12 00:02:16,705 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:16,707 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:16,710 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:16,710 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7
[2018-04-12 00:02:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:16,754 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2018-04-12 00:02:16,754 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 7
[2018-04-12 00:02:16,755 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states
[2018-04-12 00:02:16,755 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2018-04-12 00:02:16,755 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2018-04-12 00:02:16,755 INFO L87 Difference]: Start difference. First operand 198 states and 205 transitions. Second operand 8 states.
[2018-04-12 00:02:16,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:16,985 INFO L93 Difference]: Finished difference Result 255 states and 262 transitions.
[2018-04-12 00:02:16,985 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2018-04-12 00:02:16,985 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59
[2018-04-12 00:02:16,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:16,986 INFO L225 Difference]: With dead ends: 255
[2018-04-12 00:02:16,986 INFO L226 Difference]: Without dead ends: 254
[2018-04-12 00:02:16,986 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156
[2018-04-12 00:02:16,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states.
[2018-04-12 00:02:16,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 218.
[2018-04-12 00:02:16,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states.
[2018-04-12 00:02:16,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 228 transitions.
[2018-04-12 00:02:16,994 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 228 transitions. Word has length 59
[2018-04-12 00:02:16,994 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:16,994 INFO L459 AbstractCegarLoop]: Abstraction has 218 states and 228 transitions.
[2018-04-12 00:02:16,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states.
[2018-04-12 00:02:16,994 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 228 transitions.
[2018-04-12 00:02:16,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2018-04-12 00:02:16,994 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:16,995 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:16,995 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:16,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1110382372, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:17,003 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:17,027 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:17,036 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:17,036 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:17,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4
[2018-04-12 00:02:17,037 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,041 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,041 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11
[2018-04-12 00:02:17,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:17,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:17,050 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,052 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,058 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,058 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20
[2018-04-12 00:02:17,080 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 30 treesize of output 34
[2018-04-12 00:02:17,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13
[2018-04-12 00:02:17,089 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,095 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,102 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:17,102 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:33
[2018-04-12 00:02:17,176 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:17,177 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:17,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4
[2018-04-12 00:02:17,178 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,190 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:17,190 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:39, output treesize:33
[2018-04-12 00:02:17,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 35
[2018-04-12 00:02:17,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23
[2018-04-12 00:02:17,226 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:17,241 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:17,260 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts.
[2018-04-12 00:02:17,260 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:49, output treesize:60
[2018-04-12 00:02:17,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 67
[2018-04-12 00:02:17,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67
[2018-04-12 00:02:17,331 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,351 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,359 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:17,359 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:63, output treesize:51
[2018-04-12 00:02:17,462 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 58 treesize of output 47
[2018-04-12 00:02:17,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 31
[2018-04-12 00:02:17,465 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 24
[2018-04-12 00:02:17,499 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:17,513 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,516 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:17,516 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:58, output treesize:5
[2018-04-12 00:02:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:17,548 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:18,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 37
[2018-04-12 00:02:18,019 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:18,020 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:18,020 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:42, output treesize:33
[2018-04-12 00:02:20,984 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:20,984 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:20,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3
[2018-04-12 00:02:20,985 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:20,994 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 317 treesize of output 167
[2018-04-12 00:02:21,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:21,023 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 82
[2018-04-12 00:02:21,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 79
[2018-04-12 00:02:21,045 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,081 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 67 treesize of output 56
[2018-04-12 00:02:21,082 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,108 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 56 treesize of output 45
[2018-04-12 00:02:21,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 39
[2018-04-12 00:02:21,141 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:21,173 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 1 case distinctions, treesize of input 30 treesize of output 32
[2018-04-12 00:02:21,175 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,175 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21
[2018-04-12 00:02:21,177 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,189 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,190 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,194 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 24 treesize of output 27
[2018-04-12 00:02:21,194 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:21,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16
[2018-04-12 00:02:21,208 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,217 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:21,222 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30
[2018-04-12 00:02:21,230 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 22 treesize of output 22
[2018-04-12 00:02:21,231 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:21,244 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,250 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 1 case distinctions, treesize of input 30 treesize of output 32
[2018-04-12 00:02:21,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25
[2018-04-12 00:02:21,252 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,264 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,265 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16
[2018-04-12 00:02:21,266 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,277 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,278 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,282 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 24 treesize of output 29
[2018-04-12 00:02:21,282 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:21,294 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:21,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 34
[2018-04-12 00:02:21,302 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,303 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,303 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20
[2018-04-12 00:02:21,304 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15
[2018-04-12 00:02:21,317 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,328 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,329 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,329 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 31
[2018-04-12 00:02:21,334 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:21,347 INFO L267 ElimStorePlain]: Start of recursive call 20: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:21,374 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 10 xjuncts.
[2018-04-12 00:02:21,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 76 treesize of output 64
[2018-04-12 00:02:21,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 51
[2018-04-12 00:02:21,541 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:21,549 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 45 treesize of output 53
[2018-04-12 00:02:21,550 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:21,634 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:21,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 53
[2018-04-12 00:02:21,644 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:21,648 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:21,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 55
[2018-04-12 00:02:21,659 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:21,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 50
[2018-04-12 00:02:21,806 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,807 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34
[2018-04-12 00:02:21,808 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,851 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,852 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,862 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 37 treesize of output 47
[2018-04-12 00:02:21,863 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:21,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29
[2018-04-12 00:02:21,918 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18
[2018-04-12 00:02:21,957 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:21,990 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,990 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,992 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:21,993 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:22,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 52
[2018-04-12 00:02:22,004 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 5 xjuncts.
[2018-04-12 00:02:22,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30
[2018-04-12 00:02:22,064 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15
[2018-04-12 00:02:22,107 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,138 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:22,138 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:22,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18
[2018-04-12 00:02:22,139 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,154 INFO L267 ElimStorePlain]: Start of recursive call 29: 8 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:22,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 50
[2018-04-12 00:02:22,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 37
[2018-04-12 00:02:22,172 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:22,226 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 34 treesize of output 37
[2018-04-12 00:02:22,227 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:22,284 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 40 treesize of output 34
[2018-04-12 00:02:22,285 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21
[2018-04-12 00:02:22,339 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,341 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 29 treesize of output 21
[2018-04-12 00:02:22,341 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,405 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 34 treesize of output 32
[2018-04-12 00:02:22,406 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21
[2018-04-12 00:02:22,458 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30
[2018-04-12 00:02:22,505 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21
[2018-04-12 00:02:22,550 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,582 INFO L267 ElimStorePlain]: Start of recursive call 38: 8 dim-1 vars, End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:22,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 48
[2018-04-12 00:02:22,596 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 38 treesize of output 36
[2018-04-12 00:02:22,597 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25
[2018-04-12 00:02:22,632 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 35
[2018-04-12 00:02:22,673 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:22,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19
[2018-04-12 00:02:22,716 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,753 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 35 treesize of output 27
[2018-04-12 00:02:22,754 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27
[2018-04-12 00:02:22,793 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:22,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25
[2018-04-12 00:02:22,824 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,848 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16
[2018-04-12 00:02:22,849 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,862 INFO L267 ElimStorePlain]: Start of recursive call 48: 8 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:22,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 52
[2018-04-12 00:02:22,875 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:22,875 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:22,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 36
[2018-04-12 00:02:22,876 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:22,916 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:22,917 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:22,919 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:22,920 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:22,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 54
[2018-04-12 00:02:22,931 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 5 xjuncts.
[2018-04-12 00:02:22,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25
[2018-04-12 00:02:22,994 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,044 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 25 treesize of output 23
[2018-04-12 00:02:23,045 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,092 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 39 treesize of output 31
[2018-04-12 00:02:23,092 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,138 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,139 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,146 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 2 case distinctions, treesize of input 31 treesize of output 41
[2018-04-12 00:02:23,147 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:23,210 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 39 treesize of output 32
[2018-04-12 00:02:23,210 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,256 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,256 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,257 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 29 treesize of output 23
[2018-04-12 00:02:23,257 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,287 INFO L267 ElimStorePlain]: Start of recursive call 57: 8 dim-1 vars, End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:23,429 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 37 treesize of output 39
[2018-04-12 00:02:23,432 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,432 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28
[2018-04-12 00:02:23,433 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23
[2018-04-12 00:02:23,453 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,469 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,470 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,474 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 31 treesize of output 36
[2018-04-12 00:02:23,474 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,491 INFO L267 ElimStorePlain]: Start of recursive call 66: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,497 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 35 treesize of output 39
[2018-04-12 00:02:23,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32
[2018-04-12 00:02:23,499 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23
[2018-04-12 00:02:23,519 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31
[2018-04-12 00:02:23,540 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,550 INFO L267 ElimStorePlain]: Start of recursive call 70: 3 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,556 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 39 treesize of output 41
[2018-04-12 00:02:23,558 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,558 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30
[2018-04-12 00:02:23,559 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25
[2018-04-12 00:02:23,580 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,597 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,607 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,647 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 33 treesize of output 38
[2018-04-12 00:02:23,648 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,666 INFO L267 ElimStorePlain]: Start of recursive call 74: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,672 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 41 treesize of output 41
[2018-04-12 00:02:23,674 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,675 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,676 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 38
[2018-04-12 00:02:23,680 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34
[2018-04-12 00:02:23,705 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,721 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,722 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,723 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22
[2018-04-12 00:02:23,723 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,738 INFO L267 ElimStorePlain]: Start of recursive call 78: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,743 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 33 treesize of output 37
[2018-04-12 00:02:23,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30
[2018-04-12 00:02:23,745 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21
[2018-04-12 00:02:23,763 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 29
[2018-04-12 00:02:23,783 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,793 INFO L267 ElimStorePlain]: Start of recursive call 82: 3 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,798 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 39 treesize of output 41
[2018-04-12 00:02:23,801 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,801 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30
[2018-04-12 00:02:23,802 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,828 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,829 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36
[2018-04-12 00:02:23,834 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,853 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 27 treesize of output 25
[2018-04-12 00:02:23,853 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,869 INFO L267 ElimStorePlain]: Start of recursive call 86: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,874 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 37 treesize of output 39
[2018-04-12 00:02:23,876 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,876 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28
[2018-04-12 00:02:23,877 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,894 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,895 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 34
[2018-04-12 00:02:23,899 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23
[2018-04-12 00:02:23,918 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,931 INFO L267 ElimStorePlain]: Start of recursive call 90: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:23,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 43
[2018-04-12 00:02:23,945 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,947 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,948 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29
[2018-04-12 00:02:23,949 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,970 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 26 treesize of output 24
[2018-04-12 00:02:23,970 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:23,985 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,987 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,987 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:23,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 40
[2018-04-12 00:02:23,992 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:24,012 INFO L267 ElimStorePlain]: Start of recursive call 94: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:24,115 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 8 xjuncts.
[2018-04-12 00:02:24,192 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 8 xjuncts.
[2018-04-12 00:02:24,226 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 8 xjuncts.
[2018-04-12 00:02:24,267 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:24,267 INFO L202 ElimStorePlain]: Needed 97 recursive calls to eliminate 6 variables, input treesize:330, output treesize:18
[2018-04-12 00:02:24,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:24,361 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-04-12 00:02:24,362 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 28
[2018-04-12 00:02:24,362 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states
[2018-04-12 00:02:24,362 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants.
[2018-04-12 00:02:24,362 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=699, Unknown=1, NotChecked=0, Total=812
[2018-04-12 00:02:24,362 INFO L87 Difference]: Start difference. First operand 218 states and 228 transitions. Second operand 29 states.
[2018-04-12 00:02:28,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-12 00:02:28,202 INFO L93 Difference]: Finished difference Result 400 states and 418 transitions.
[2018-04-12 00:02:28,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states.
[2018-04-12 00:02:28,203 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 59
[2018-04-12 00:02:28,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-12 00:02:28,204 INFO L225 Difference]: With dead ends: 400
[2018-04-12 00:02:28,204 INFO L226 Difference]: Without dead ends: 399
[2018-04-12 00:02:28,205 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 89 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 566 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=473, Invalid=2177, Unknown=2, NotChecked=0, Total=2652
[2018-04-12 00:02:28,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states.
[2018-04-12 00:02:28,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 262.
[2018-04-12 00:02:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states.
[2018-04-12 00:02:28,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 275 transitions.
[2018-04-12 00:02:28,222 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 275 transitions. Word has length 59
[2018-04-12 00:02:28,222 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-04-12 00:02:28,222 INFO L459 AbstractCegarLoop]: Abstraction has 262 states and 275 transitions.
[2018-04-12 00:02:28,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states.
[2018-04-12 00:02:28,222 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 275 transitions.
[2018-04-12 00:02:28,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2018-04-12 00:02:28,223 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-12 00:02:28,223 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-12 00:02:28,223 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr54EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]===
[2018-04-12 00:02:28,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1110382371, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-12 00:02:28,232 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-12 00:02:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-12 00:02:28,262 INFO L270 TraceCheckSpWp]: Computing forward predicates...
[2018-04-12 00:02:28,272 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:28,272 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:28,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4
[2018-04-12 00:02:28,273 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,277 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,277 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14
[2018-04-12 00:02:28,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:28,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:28,288 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,290 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8
[2018-04-12 00:02:28,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7
[2018-04-12 00:02:28,300 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,301 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,307 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,307 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:27
[2018-04-12 00:02:28,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30
[2018-04-12 00:02:28,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13
[2018-04-12 00:02:28,336 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,341 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 47
[2018-04-12 00:02:28,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13
[2018-04-12 00:02:28,358 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,362 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,370 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:28,371 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:69, output treesize:53
[2018-04-12 00:02:28,450 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:28,457 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 21
[2018-04-12 00:02:28,458 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,477 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:28,477 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:28,478 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:28,479 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:28,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13
[2018-04-12 00:02:28,479 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,491 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:28,491 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:77, output treesize:69
[2018-04-12 00:02:28,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 51
[2018-04-12 00:02:28,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23
[2018-04-12 00:02:28,528 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:28,544 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:28,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71
[2018-04-12 00:02:28,589 INFO L700 Elim1Store]: detected not equals via solver
[2018-04-12 00:02:28,590 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 20 treesize of output 31
[2018-04-12 00:02:28,590 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,604 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 61
[2018-04-12 00:02:28,614 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 20 treesize of output 17
[2018-04-12 00:02:28,615 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,626 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,661 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts.
[2018-04-12 00:02:28,661 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:94, output treesize:145
[2018-04-12 00:02:28,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38
[2018-04-12 00:02:28,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17
[2018-04-12 00:02:28,746 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,751 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 90
[2018-04-12 00:02:28,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21
[2018-04-12 00:02:28,774 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,782 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,794 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:28,794 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:133, output treesize:109
[2018-04-12 00:02:28,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 67
[2018-04-12 00:02:28,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1
[2018-04-12 00:02:28,870 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 18
[2018-04-12 00:02:28,880 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,888 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 31 treesize of output 23
[2018-04-12 00:02:28,889 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:28,898 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:28,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22
[2018-04-12 00:02:28,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3
[2018-04-12 00:02:28,913 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1
[2018-04-12 00:02:28,918 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,919 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:28,926 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.
[2018-04-12 00:02:28,927 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:123, output treesize:18
[2018-04-12 00:02:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-12 00:02:28,996 INFO L314 TraceCheckSpWp]: Computing backward predicates...
[2018-04-12 00:02:29,444 WARN L148 SmtUtils]: Spent 186ms on a formula simplification that was a NOOP. DAG size: 52
[2018-04-12 00:02:29,599 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 123 treesize of output 127
[2018-04-12 00:02:29,600 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:29,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 90 treesize of output 88
[2018-04-12 00:02:29,603 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:29,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 127
[2018-04-12 00:02:29,614 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:29,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 56
[2018-04-12 00:02:29,665 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:29,705 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-1 vars, End of recursive call: 15 dim-0 vars, and 4 xjuncts.
[2018-04-12 00:02:29,706 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:154, output treesize:267
[2018-04-12 00:02:30,027 WARN L151 SmtUtils]: Spent 236ms on a formula simplification. DAG size of input: 106 DAG size of output 78
[2018-04-12 00:02:38,570 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:38,570 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:38,570 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:38,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 656 treesize of output 644
[2018-04-12 00:02:38,571 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:38,738 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:38,740 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:38,740 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:38,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 311 treesize of output 299
[2018-04-12 00:02:38,741 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:38,888 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:38,888 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:38,889 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:38,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 311 treesize of output 299
[2018-04-12 00:02:38,889 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,028 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 299 treesize of output 228
[2018-04-12 00:02:39,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:39,084 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,096 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 171 treesize of output 159
[2018-04-12 00:02:39,097 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 159 treesize of output 81
[2018-04-12 00:02:39,098 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,103 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,110 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 299 treesize of output 228
[2018-04-12 00:02:39,238 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 9 treesize of output 8
[2018-04-12 00:02:39,238 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,249 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 171 treesize of output 159
[2018-04-12 00:02:39,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 81
[2018-04-12 00:02:39,251 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,256 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,263 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,320 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 644 treesize of output 333
[2018-04-12 00:02:39,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:39,384 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,406 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 206 treesize of output 130
[2018-04-12 00:02:39,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 92
[2018-04-12 00:02:39,411 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 139
[2018-04-12 00:02:39,447 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 82
[2018-04-12 00:02:39,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 26
[2018-04-12 00:02:39,522 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:39,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 57
[2018-04-12 00:02:39,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 43
[2018-04-12 00:02:39,552 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,590 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,590 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,591 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,592 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 45
[2018-04-12 00:02:39,596 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:39,643 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 32 treesize of output 24
[2018-04-12 00:02:39,643 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,680 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,680 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18
[2018-04-12 00:02:39,681 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 31
[2018-04-12 00:02:39,716 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,749 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,750 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35
[2018-04-12 00:02:39,750 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,784 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,785 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:39,789 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 31 treesize of output 34
[2018-04-12 00:02:39,789 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:39,831 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 32 treesize of output 21
[2018-04-12 00:02:39,831 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,853 INFO L267 ElimStorePlain]: Start of recursive call 20: 8 dim-1 vars, End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:39,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 55
[2018-04-12 00:02:39,868 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 42 treesize of output 31
[2018-04-12 00:02:39,868 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 32
[2018-04-12 00:02:39,911 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16
[2018-04-12 00:02:39,948 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:39,980 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 39 treesize of output 32
[2018-04-12 00:02:39,980 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 25
[2018-04-12 00:02:40,010 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26
[2018-04-12 00:02:40,039 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,067 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 26 treesize of output 22
[2018-04-12 00:02:40,067 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,092 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 24 treesize of output 16
[2018-04-12 00:02:40,093 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,110 INFO L267 ElimStorePlain]: Start of recursive call 29: 8 dim-1 vars, End of recursive call: and 3 xjuncts.
[2018-04-12 00:02:40,132 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts.
[2018-04-12 00:02:40,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 62
[2018-04-12 00:02:40,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 39
[2018-04-12 00:02:40,229 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 4 xjuncts.
[2018-04-12 00:02:40,261 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 1 case distinctions, treesize of input 33 treesize of output 35
[2018-04-12 00:02:40,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24
[2018-04-12 00:02:40,263 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,278 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 24 treesize of output 20
[2018-04-12 00:02:40,278 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20
[2018-04-12 00:02:40,291 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,300 INFO L267 ElimStorePlain]: Start of recursive call 40: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:40,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 37
[2018-04-12 00:02:40,307 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,307 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27
[2018-04-12 00:02:40,308 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,323 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 32 treesize of output 28
[2018-04-12 00:02:40,323 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,335 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,335 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16
[2018-04-12 00:02:40,336 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,347 INFO L267 ElimStorePlain]: Start of recursive call 44: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:40,352 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 1 case distinctions, treesize of input 37 treesize of output 37
[2018-04-12 00:02:40,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 28
[2018-04-12 00:02:40,355 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,368 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,368 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,368 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 22 treesize of output 16
[2018-04-12 00:02:40,369 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,381 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,382 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25
[2018-04-12 00:02:40,382 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,393 INFO L267 ElimStorePlain]: Start of recursive call 48: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:40,398 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 1 case distinctions, treesize of input 41 treesize of output 39
[2018-04-12 00:02:40,400 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,400 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,401 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25
[2018-04-12 00:02:40,402 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18
[2018-04-12 00:02:40,418 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,429 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,430 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,431 INFO L682 Elim1Store]: detected equality via solver
[2018-04-12 00:02:40,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29
[2018-04-12 00:02:40,431 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,443 INFO L267 ElimStorePlain]: Start of recursive call 52: 3 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:40,469 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts.
[2018-04-12 00:02:40,533 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts.
[2018-04-12 00:02:40,561 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts.
[2018-04-12 00:02:40,646 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 87 treesize of output 64
[2018-04-12 00:02:40,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8
[2018-04-12 00:02:40,665 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts.
[2018-04-12 00:02:40,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 65
[2018-04-12 00:02:40,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 49
[2018-04-12 00:02:40,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 26
[2018-04-12 00:02:40,779 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:40,796 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:40,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 47
[2018-04-12 00:02:40,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 26
[2018-04-12 00:02:40,809 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:40,823 INFO L267 ElimStorePlain]: Start of recursive call 61: 1 dim-1 vars, End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:40,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 49
[2018-04-12 00:02:40,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 50
[2018-04-12 00:02:40,931 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:40,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 42 treesize of output 67
[2018-04-12 00:02:40,979 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 8 xjuncts.
[2018-04-12 00:02:41,036 INFO L267 ElimStorePlain]: Start of recursive call 63: 2 dim-1 vars, End of recursive call: and 5 xjuncts.
[2018-04-12 00:02:41,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 47
[2018-04-12 00:02:41,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 48
[2018-04-12 00:02:41,055 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 2 xjuncts.
[2018-04-12 00:02:41,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 40 treesize of output 65
[2018-04-12 00:02:41,104 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 8 xjuncts.
[2018-04-12 00:02:41,158 INFO L267 ElimStorePlain]: Start of recursive call 66: 2 dim-1 vars, End of recursive call: and 5 xjuncts.
[2018-04-12 00:02:41,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 55
[2018-04-12 00:02:41,368 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.AssertionError: var is still there: v_prenex_111 term size 43
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:270)
at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:243)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:445)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:421)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:292)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:328)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:173)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.<init>(TraceCheckSpWp.java:160)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:237)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:185)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.<init>(TraceAbstractionRefinementEngine.java:69)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:118)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
[2018-04-12 00:02:41,371 INFO L168 Benchmark]: Toolchain (without parser) took 39955.46 ms. Allocated memory was 302.5 MB in the beginning and 720.4 MB in the end (delta: 417.9 MB). Free memory was 239.7 MB in the beginning and 665.8 MB in the end (delta: -426.2 MB). Peak memory consumption was 344.3 MB. Max. memory is 5.3 GB.
[2018-04-12 00:02:41,372 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 302.5 MB. Free memory is still 264.9 MB. There was no memory consumed. Max. memory is 5.3 GB.
[2018-04-12 00:02:41,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.40 ms. Allocated memory is still 302.5 MB. Free memory was 239.7 MB in the beginning and 212.5 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 5.3 GB.
[2018-04-12 00:02:41,373 INFO L168 Benchmark]: Boogie Preprocessor took 59.77 ms. Allocated memory is still 302.5 MB. Free memory was 212.5 MB in the beginning and 209.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB.
[2018-04-12 00:02:41,373 INFO L168 Benchmark]: RCFGBuilder took 676.13 ms. Allocated memory was 302.5 MB in the beginning and 463.5 MB in the end (delta: 161.0 MB). Free memory was 209.5 MB in the beginning and 382.3 MB in the end (delta: -172.8 MB). Peak memory consumption was 22.9 MB. Max. memory is 5.3 GB.
[2018-04-12 00:02:41,373 INFO L168 Benchmark]: TraceAbstraction took 38875.58 ms. Allocated memory was 463.5 MB in the beginning and 720.4 MB in the end (delta: 256.9 MB). Free memory was 382.3 MB in the beginning and 665.8 MB in the end (delta: -283.6 MB). Peak memory consumption was 325.9 MB. Max. memory is 5.3 GB.
[2018-04-12 00:02:41,374 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.19 ms. Allocated memory is still 302.5 MB. Free memory is still 264.9 MB. There was no memory consumed. Max. memory is 5.3 GB.
* CACSL2BoogieTranslator took 340.40 ms. Allocated memory is still 302.5 MB. Free memory was 239.7 MB in the beginning and 212.5 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 5.3 GB.
* Boogie Preprocessor took 59.77 ms. Allocated memory is still 302.5 MB. Free memory was 212.5 MB in the beginning and 209.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB.
* RCFGBuilder took 676.13 ms. Allocated memory was 302.5 MB in the beginning and 463.5 MB in the end (delta: 161.0 MB). Free memory was 209.5 MB in the beginning and 382.3 MB in the end (delta: -172.8 MB). Peak memory consumption was 22.9 MB. Max. memory is 5.3 GB.
* TraceAbstraction took 38875.58 ms. Allocated memory was 463.5 MB in the beginning and 720.4 MB in the end (delta: 256.9 MB). Free memory was 382.3 MB in the beginning and 665.8 MB in the end (delta: -283.6 MB). Peak memory consumption was 325.9 MB. Max. memory is 5.3 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- ExceptionOrErrorResult: AssertionError: var is still there: v_prenex_111 term size 43
de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_prenex_111 term size 43: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-token_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_00-02-41-380.csv
Received shutdown request...